DoctorsProofNPPES directory · verify at state boards

Doctors in Salt Lake City, UT

3576 physicians listed in the NPPES public registry. Page 57 of 60.

NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.

Verify a license at the Utah Physicians Licensing Board

Dr. Megan Horita, MD

Pediatrics

3 yrs NPPES
NPI 1770288524
81 N MARIO CAPECCHI DR STE 1A.011, Salt Lake City, UT 84113(801) 662-5701
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. William Brown, MD

Internal Medicine

3 yrs NPPES
NPI 1447955299
HELIX 30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Matthew Aiken, MD

Preventive Medicine

3 yrs NPPES
NPI 1174228449
65 N MARIO CAPECCHI DR, Salt Lake City, UT 84113(801) 581-3841
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Nadim Azar, MD

Ophthalmology

3 yrs NPPES
NPI 1366137481
65 S MARIO CAPECCHI DR, Salt Lake City, UT 84132(801) 581-2352
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Hannah Plocki, MD

Anesthesiology

3 yrs NPPES
NPI 1417642570
HELIX: 30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Joel Malwitz, MD

Pediatrics

3 yrs NPPES
NPI 1841985967
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Kathryn Carpenter, MD

Pediatrics

3 yrs NPPES
NPI 1356036511
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Maria Vigil-Mallette, MD

Pediatrics

3 yrs NPPES
NPI 1235834458
81 N MARIO CAPECCHI DR STE 1A.011, Salt Lake City, UT 84113(801) 662-5701
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Aaron Hezeltine, MD

Pediatrics

3 yrs NPPES
NPI 1730874660
295 S CHIPETA WAY, Salt Lake City, UT 84108(801) 587-7400
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Elzard Sikkema, MD

Internal Medicine

3 yrs NPPES
NPI 1912692856
30 N 1900 E, Salt Lake City, UT 84132(801) 581-7899
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Abby Halm, MD

Pediatrics

3 yrs NPPES
NPI 1841985710
295 S CHIPETA WAY, Salt Lake City, UT 84108(801) 587-7400
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Haleigh Prather, MD

Pediatrics

3 yrs NPPES
NPI 1609561554
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Rebecca Hezeltine, MD

Pediatrics

3 yrs NPPES
NPI 1144915844
295 S CHIPETA WAY, Salt Lake City, UT 84108(801) 587-7400
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Cecilia Peterson, MD

Internal Medicine

3 yrs NPPES
NPI 1902591688
30 N 1900 E RM 4C104, Salt Lake City, UT 84132(801) 581-7606
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Maki Gboro, MD

Pediatrics

3 yrs NPPES
NPI 1134814825
81 N MARIO CAPECCHI DR STE 1A.011, Salt Lake City, UT 84113(801) 662-5701
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Sydney Laughton, MD

Pediatrics

3 yrs NPPES
NPI 1457046153
50 N MEDICAL DR, Salt Lake City, UT 84132(801) 581-2401
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Roxana Bahani, DO

Neurology

3 yrs NPPES
NPI 1336834142
175 N MEDICAL DR, Salt Lake City, UT 84112(801) 585-6387
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Anna Burroughs, MD

Pediatrics

3 yrs NPPES
NPI 1306531934
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Madison Perchik, MD

Ophthalmology

3 yrs NPPES
NPI 1053006627
65 N MARIO CAPECCHI, Salt Lake City, UT 84132(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Carolyn Mccrossan, MD

Pediatrics

3 yrs NPPES
NPI 1760177422
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Nina Lemieux, MD

Pediatrics

3 yrs NPPES
NPI 1548955123
295 S CHIPETA WAY, Salt Lake City, UT 84108(801) 587-7400
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Alison Ford, MD

Pediatrics

3 yrs NPPES
NPI 1821783424
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Steven D'Ascanio, MD

Psychiatry

3 yrs NPPES
NPI 1760177299
501 S CHIPETA WAY RM 1000, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Amen Nigussie, MD

Ophthalmology

3 yrs NPPES
NPI 1710672258
65 N MARIO CAPECCHI DR, Salt Lake City, UT 84113(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Jennifer Horton, MD

Pediatrics

3 yrs NPPES
NPI 1487349858
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Shilpa Tummala, MD

Obstetrics & Gynecology

3 yrs NPPES
NPI 1760177158
HELIX: 30 N MARIO CAPECCHI DR 5S146, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Natasha Hongsermeier-Graves, MD

Neurological Surgery

3 yrs NPPES
NPI 1881389286
175 N MEDICAL DR RM 5323, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Vinay Kalvacherla, MD

Pediatrics

3 yrs NPPES
NPI 1174218515
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. John Daines, MD

Anatomic & Clinical Pathology

3 yrs NPPES
NPI 1043905300
15 N MEDICAL DR STE 1100, Salt Lake City, UT 84112(801) 581-4390
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Sigal Willner, MD

Psychiatry

3 yrs NPPES
NPI 1356037204
501 S CHIPETA WAY RM 1000, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Sean Muniz, MD

Pediatrics

3 yrs NPPES
NPI 1912693656
30 N 1900 E RM 4C104, Salt Lake City, UT 84132(801) 581-7606
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Pooja Parameshwar, MD

Obstetrics & Gynecology

3 yrs NPPES
NPI 1255027603
HELIX: 30 N MARIO CAPECCHI DR 5S146, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Ethan Grant, MD

Emergency Medicine

3 yrs NPPES
NPI 1932895307
HELIX: 30 N MARIO CAPECCHI DR RM 2S200, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Emily Fellows, MD

Internal Medicine

3 yrs NPPES
NPI 1710674023
30 N 1900 E RM 4C104, Salt Lake City, UT 84132(801) 581-7606
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Colton Long, MD

Internal Medicine

3 yrs NPPES
NPI 1578250650
HELIX 30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Lauren Pham, DO

Family Medicine

3 yrs NPPES
NPI 1518654326
375 S CHIPETA WAY STE A, Salt Lake City, UT 84108(801) 824-1886
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Sohum Patel, MD

Diagnostic Radiology

3 yrs NPPES
NPI 1639866692
HELIX: 30 N MARIO CAPECCHI RM 2S100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. David Beckman, MD

Anesthesiology

3 yrs NPPES
NPI 1740977560
30 N MARIO CAPECCHI DR RM 5N101, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Sidney Bryn, MD

Family Medicine

3 yrs NPPES
NPI 1578250338
375 S CHIPETA WAY RM 201, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Natalie Pawlak, MD

Plastic Surgery

3 yrs NPPES
NPI 1588352694
50 N MEDICAL DR # 15, Salt Lake City, UT 84132(801) 213-2567
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Julius Hain, MD

Internal Medicine

3 yrs NPPES
NPI 1518655406
HELIX 30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Kirsten Myers, MD

Neurology

3 yrs NPPES
NPI 1356039366
175 N MEDICAL DR FL 5, Salt Lake City, UT 84112(801) 585-5405
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Evan Gross, MD

Internal Medicine

3 yrs NPPES
NPI 1164110870
HELIX 30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Michael Larsen, MD

Pediatrics

3 yrs NPPES
NPI 1497444913
295 S CHIPETA WAY RM 2W245, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Devan Sheffield, DO

Pediatrics

3 yrs NPPES
NPI 1780372375
81 N MARIO CAPECCHI DR STE 1A.011, Salt Lake City, UT 84113(801) 662-5700
NPPES public registry
CMS Open Payments· $16.54 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$16.54

Total received

1

Transactions

1

Paying companies

Top paying companies

Organon LLC$16.54

Among the 84,711 pediatrics doctors we've analyzed, about 29% received any industry payment (median $101 among those who did). This doctor's total ranks around the 73th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US pediatrics doctors.

Payments to Devan Sheffield do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Mohammed Hasen, MD

Neurological Surgery

3 yrs NPPES
NPI 1821787995
175 N MEDICAL DR RM 5323, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Christina Gibbs, MD

Emergency Medicine

3 yrs NPPES
NPI 1407546310
201 PRESIDENTS CIR, Salt Lake City, UT 84112(801) 581-7200
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Ksenia Nokhrina, MD

Neurology

3 yrs NPPES
NPI 1568153179
175 N MEDICAL DR, Salt Lake City, UT 84112(801) 585-5405
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Aubree Rossman, MD

Plastic Surgery

3 yrs NPPES
NPI 1063105955
50 N MEDICAL DR, Salt Lake City, UT 84132(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Matthew Glasgow, MD

Internal Medicine

3 yrs NPPES
NPI 1821772617
50 N MEDICAL DR, Salt Lake City, UT 84132(801) 913-0675
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Caitlin Phillips, MD

Pediatrics

3 yrs NPPES
NPI 1902580830
295 S CHIPETA WAY RM 2S010, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Wellington De Araujo, MD

Neurology

3 yrs NPPES
NPI 1578249900
175 N MEDICAL DR FL 5, Salt Lake City, UT 84112(801) 585-5405
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Zephaniah Chepkwony, MD

Physical Medicine & Rehabilitation

3 yrs NPPES
NPI 1538845847
222 S MAIN ST STE 500, Salt Lake City, UT 84101(505) 382-2776
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Farshad Nassiri, MD

Neurological Surgery

3 yrs NPPES
NPI 1689352320
175 N MEDICAL DR, Salt Lake City, UT 84112(801) 581-2121
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Frank Kouzel Martinez, MD

Orthopaedic Surgery

3 yrs NPPES
NPI 1215616354
590 S WAKARA WAY, Salt Lake City, UT 84108(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Christopher Pasarikovski, MD

Neurological Surgery

3 yrs NPPES
NPI 1518646678
175 N MEDICAL DR E RM 5323, Salt Lake City, UT 84132(801) 581-2121
NPPES public registry
CMS Open Payments· $1,262 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$1,262

Total received

14

Transactions

4

Paying companies

Top paying companies

Abbott Laboratories$605.26
Stryker Corporation$425.05
Balt USA, LLC$186.66
CARDIVA MEDICAL, INC.$45.16

Among the 8,465 neurological surgery doctors we've analyzed, about 62% received any industry payment (median $654 among those who did). This doctor's total ranks around the 75th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US neurological surgery doctors.

Payments to Christopher Pasarikovski do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Mohammad Almutairi, MD

Internal Medicine

3 yrs NPPES
NPI 1093495970
30 NORTH MARIO CAPECCHI DR, Salt Lake City, UT 84132(801) 581-7606
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Faisal Aljabrain, MD

Internal Medicine

3 yrs NPPES
NPI 1316628597
HELIX 30 N MARIO CAPECCHI DR RM 3N100, Salt Lake City, UT 84112(801) 581-2121
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Hallie Hancock, MD

Physical Medicine & Rehabilitation

3 yrs NPPES
NPI 1841074960
2000 CIRCLE OF HOPE DR, Salt Lake City, UT 84112(801) 587-7000
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Joseph Lambert, MD

Pediatrics

3 yrs NPPES
NPI 1225817273
710 N TERRACE HILLS DR, Salt Lake City, UT 84103(801) 363-1026
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Doctors in Salt Lake City, UT — NPPES Registry | DoctorsProof — Page 57 | DoctorsProof