DoctorsProofNPPES directory · verify at state boards

Anesthesiology in Fontana, CA

27 verified anesthesiology doctors in Fontana.

Anesthesiologists manage anesthesia, pain control, and vital functions during surgery and procedures.

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 Medical Board of California

Dr. Pritam Patheja, MD

Anesthesiology

20 yrs NPPES
NPI 1922191352
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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 Chen, DO

Anesthesiology

20 yrs NPPES
NPI 1649356023
9961 SIERRA AVE, Fontana, CA 92335(909) 427-2673
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. Wynda Chung, MD

Anesthesiology

20 yrs NPPES
NPI 1942371869
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Dennis Lindeborg, MD

Anesthesiology

20 yrs NPPES
NPI 1649341694
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
NPPES public registry
CMS Open Payments· $73.41 (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.

$73.41

Total received

2

Transactions

1

Paying companies

Top paying companies

Nevro Corp.$73.41

Among the 62,108 anesthesiology doctors we've analyzed, about 29% received any industry payment (median $64 among those who did). This doctor's total ranks around the 86th percentile of that group.

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

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

Dr. Antonius Tan, MD

Anesthesiology

20 yrs NPPES
NPI 1407923220
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Grace Liu, DO

Anesthesiology

20 yrs NPPES
NPI 1770650590
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Batool Hajianpour, MD

Anesthesiology

20 yrs NPPES
NPI 1134296940
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Narendra Trivedi, MD

Anesthesiology

20 yrs NPPES
NPI 1134296957
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Charley Berona, MD

Anesthesiology

20 yrs NPPES
NPI 1467511022
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Thelma Korpman, MD

Anesthesiology

20 yrs NPPES
NPI 1558420158
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Sharon Sung, MD

Anesthesiology

20 yrs NPPES
NPI 1104985720
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Neeraja Reddy, MD

Anesthesiology

19 yrs NPPES
NPI 1417005380
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Douglas Flores, MD

Anesthesiology

19 yrs NPPES
NPI 1629126602
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Thien Doan, MD

Anesthesiology

19 yrs NPPES
NPI 1568510444
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Richard Yen, MD

Anesthesiology

19 yrs NPPES
NPI 1780732610
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
NPPES public registry
CMS Open Payments· $425.00 (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.

$425.00

Total received

1

Transactions

1

Paying companies

Top paying companies

Merz North America, Inc.$425.00

Among the 62,108 anesthesiology doctors we've analyzed, about 29% received any industry payment (median $64 among those who did). This doctor's total is higher than 95% of that group — among the highest recipients.

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

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

Dr. Ricardo Diaz, MD

Anesthesiology

19 yrs NPPES
NPI 1104975473
9961 SIERRA AVE, Fontana, CA 92335(909) 427-3910
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. Joshua Milius, MD

Anesthesiology

19 yrs NPPES
NPI 1689881476
9961 SIERRA AVE, DEPT. OF ANESTHESIOLOGY, Fontana, CA 92335(909) 427-7162
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 Niu, MD

Anesthesiology

19 yrs NPPES
NPI 1427256502
9961 SIERRA AVE, Fontana, CA 92335(909) 427-5000
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. Loc Nguyen, MD

Anesthesiology

19 yrs NPPES
NPI 1104026509
9961 SIERRA AVE, DEPARTMENT OF ANESTHESIA, Fontana, CA 92335(602) 615-9226
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. Amgad Hanna, MD

Anesthesiology

18 yrs NPPES
NPI 1275710600
9961 SIERRA AVE, Fontana, CA 92335(877) 608-0044
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'Sa, MD

Anesthesiology

18 yrs NPPES
NPI 1134393648
9961 SIERRA AVE, Fontana, CA 92335(909) 302-4938
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. Stephanie Valenzuela, MD

Anesthesiology

18 yrs NPPES
NPI 1932360971
9985 SIERRA AVE, Fontana, CA 92335(909) 302-4938
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. Na Yon Nam, MD

Anesthesiology

18 yrs NPPES
NPI 1942466149
9961 SIERRA AVE, DEPT OF ANESTHESIOLOGY, Fontana, CA 92335(909) 302-4938
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. Audrey Yen, MD

Anesthesiology

16 yrs NPPES
NPI 1639498074
9961 SIERRA AVE, KAISER PERMANENTE, DEPT OF ANESTHESIOLOGY, Fontana, CA 92335(909) 302-4938
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. Niranjan Maganti, MD

Anesthesiology

12 yrs NPPES
NPI 1295148252
9961 SIERRA AVE, Fontana, CA 92335(833) 574-2273
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. Sheng-Chieh Chang, MD

Anesthesiology

9 yrs NPPES
NPI 1710418298
9961 SIERRA AVE, Fontana, CA 92335(833) 574-2273
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. Kevin Lay, MD

Anesthesiology

9 yrs NPPES
NPI 1447785712
9961 SIERRA AVE, Fontana, CA 92335(800) 780-1277
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $136.50 (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.

$136.50

Total received

2

Transactions

2

Paying companies

Top paying companies

Heron Therapeutics, Inc.$121.84
Merck Sharp & Dohme LLC$14.66

Among the 62,108 anesthesiology doctors we've analyzed, about 29% received any industry payment (median $64 among those who did). This doctor's total is higher than 91% of that group — among the highest recipients.

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

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

Anesthesiology in Fontana, CA — Verified | DoctorsProof | DoctorsProof