DoctorsProofNPPES directory · verify at state boards

Internal Medicine in Portsmouth, NH

41 verified internal medicine doctors in Portsmouth.

Internists specialize in the prevention, diagnosis, and treatment of adult diseases, often coordinating complex or chronic conditions across multiple systems.

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 New Hampshire Board of Medicine

Dr. Gary Fagin, MD

Internal Medicine

20 yrs NPPES
NPI 1376518886
75 GATES ST, Portsmouth, NH 03801(603) 957-1379
NPPES public registry
CMS Open Payments· $23.38 (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.

$23.38

Total received

1

Transactions

1

Paying companies

Top paying companies

Medtronic, Inc.$23.38

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 67th percentile of that group.

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

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

Dr. Charles Pinkerton, MD

Internal Medicine

20 yrs NPPES
NPI 1255307773
333 BORTHWICK AVE STE 305, Portsmouth, NH 03801(603) 433-6994
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. Diane Flamburis, MD

Internal Medicine

20 yrs NPPES
NPI 1851367387
330 BORTHWICK AVE, SUITE 205, Portsmouth, NH 03801(603) 436-6115
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. Ira Schwartz, MD

Internal Medicine

20 yrs NPPES
NPI 1750357091
330 BORTHWICK AVE, SUITE 205, Portsmouth, NH 03801(603) 436-6115
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. Daniel Davies, DO

Internal Medicine

20 yrs NPPES
NPI 1083683833
155 BORTHWICK AVE, SUITE 202W, Portsmouth, NH 03801(603) 433-8434
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. Dorothy Mcgrath, MD

Internal Medicine

20 yrs NPPES
NPI 1780641332
161 CORPORATE DR, Portsmouth, NH 03801(603) 431-5154
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. Sunila Jo, MD

Internal Medicine

20 yrs NPPES
NPI 1740290097
330 BORTHWICK AVE, SUITE 205, Portsmouth, NH 03801(603) 436-6115
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. Paris Khavari, MD

Internal Medicine

20 yrs NPPES
NPI 1790889434
25 NEW HAMPSHIRE AVE, SUITE 100, Portsmouth, NH 03801(603) 431-2516
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. Thomas Clairmont, MD

Internal Medicine

20 yrs NPPES
NPI 1053415794
330 BORTHWICK AVE, SUITE 205, Portsmouth, NH 03801(603) 436-6115
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $80.63 (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.

$80.63

Total received

1

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$80.63

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 74th percentile of that group.

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

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

Dr. Magued Rizkalla Hanna, MD

Internal Medicine

20 yrs NPPES
NPI 1538259502
875 GREENLAND RD STE 4, Portsmouth, NH 03801(603) 436-5533
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,745 (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.

$1,745

Total received

46

Transactions

14

Paying companies

Top paying companies

ACADIA Pharmaceuticals Inc$693.01
Merck Sharp & Dohme LLC$208.09
Bayer HealthCare Pharmaceuticals Inc.$165.35
Novo Nordisk Inc$144.83
Pfizer Inc.$82.97
Otsuka America Pharmaceutical, Inc.$81.04

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 94% of that group — among the highest recipients.

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

Payments to Magued Rizkalla Hanna do not imply any wrongdoing. Many are meals, education, or research support.

Dr. David Legro, MD

Internal Medicine

20 yrs NPPES
NPI 1861579302
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 433-5106
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. Eliot Smith, MD

Internal Medicine

20 yrs NPPES
NPI 1235218058
73 CORPORATE DR, SUITE 100, Portsmouth, NH 03801(603) 610-8051
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. Myhanh Nguyen, MD

Internal Medicine

20 yrs NPPES
NPI 1518034826
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 463-5110
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. John Rinard, DO

Internal Medicine

19 yrs NPPES
NPI 1881740132
333 BORTHWICK AVENUE, Portsmouth, NH 03801(603) 334-2039
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. Eric Eisenberg, MD

Internal Medicine

19 yrs NPPES
NPI 1427171545
8 GREENLEAF WOODS DR, Portsmouth, NH 03801(603) 422-8208
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. Brian Hyett, MD

Internal Medicine

19 yrs NPPES
NPI 1972722015
330 BORTHWICK AVE STE 311, Portsmouth, NH 03801(603) 433-2488
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $27,450 (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.

$27,450

Total received

66

Transactions

16

Paying companies

Top paying companies

AbbVie Inc.$25,389
Janssen Biotech, Inc.$1,531
Genzyme Corporation$96.74
Salix Pharmaceuticals, a division of Bausch Health US, LLC$96.14
Boehringer Ingelheim Pharmaceuticals, Inc.$56.53
Takeda Pharmaceuticals U.S.A., Inc.$44.53

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 98% of that group — among the highest recipients.

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

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

Dr. Hossam Algamil, MD

Internal Medicine

19 yrs NPPES
NPI 1942429865
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 334-2039
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. Robert Millstein, MD

Internal Medicine

18 yrs NPPES
NPI 1003094590
100 CAMPUS DR, SUITE 12, Portsmouth, NH 03801(603) 422-8208
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. Karim Mina, MD

Internal Medicine

15 yrs NPPES
NPI 1497052310
333 BORTHWICK AVE, UNIT 16, Portsmouth, NH 03801(603) 436-5110
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. Brian Choi, MD

Internal Medicine

13 yrs NPPES
NPI 1104264175
333 BORTHWICK AVE, Portsmouth, NH 03801(215) 442-5031
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. Katherine Hollister, MD

Internal Medicine

13 yrs NPPES
NPI 1386083962
100 CAMPUS DR, SUITE 12, Portsmouth, NH 03801(603) 422-8208
NPPES public registry
CMS Open Payments· $59.12 (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.

$59.12

Total received

1

Transactions

1

Paying companies

Top paying companies

Baxter Healthcare$59.12

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Matias Amaral, MD

Internal Medicine

12 yrs NPPES
NPI 1518372325
2075 LAFAYETTE RD UNIT B14, Portsmouth, NH 03801(786) 503-4748
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. Peter Saikali, MD

Internal Medicine

11 yrs NPPES
NPI 1598149510
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 559-4102
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. Lauren Yoo, DO

Internal Medicine

10 yrs NPPES
NPI 1790135093
100 EILEEN DONDERO FOLEY AVE, Portsmouth, NH 03801(603) 436-6115
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. Hanad Omar, MD

Internal Medicine

9 yrs NPPES
NPI 1033642236
333 BORTHWICK AVENUE, Portsmouth, NH 03801(603) 436-5110
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. Katelyn Hanson, DO

Internal Medicine

9 yrs NPPES
NPI 1861920209
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801(603) 436-5100
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $20.85 (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.

$20.85

Total received

1

Transactions

1

Paying companies

Top paying companies

CSL Behring$20.85

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 67th percentile of that group.

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

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

Dr. Omar Tayeh, MD

Internal Medicine

9 yrs NPPES
NPI 1427587112
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 436-5110
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. Sarthak Khare, MD

Internal Medicine

9 yrs NPPES
NPI 1366962177
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 841-2546
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,043 (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.

$1,043

Total received

6

Transactions

5

Paying companies

Top paying companies

Edwards Lifesciences Corporation$546.24
Medtronic, Inc.$238.21
Abbott Laboratories$138.26
Chiesi USA, Inc.$72.00
Penumbra, Inc.$48.00

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 92% of that group — among the highest recipients.

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

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

Dr. Ian Mckenzie, DO

Internal Medicine

8 yrs NPPES
NPI 1326541137
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 436-5110
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. Luis Caraballo Antonio, MD

Internal Medicine

7 yrs NPPES
NPI 1780145763
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 436-5110
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. Zachary Einwechter, MD

Internal Medicine

6 yrs NPPES
NPI 1235767476
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 559-4129
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $17.00 (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.

$17.00

Total received

1

Transactions

1

Paying companies

Top paying companies

Pfizer Inc.$17.00

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 65th percentile of that group.

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

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

Dr. Thomas Rooney, MD

Internal Medicine

6 yrs NPPES
NPI 1336769389
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801(617) 407-4963
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. Lauren Abbott, MD

Internal Medicine

6 yrs NPPES
NPI 1619597234
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801(603) 559-4129
NPPES public registry
CMS Open Payments· $40.04 (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.

$40.04

Total received

2

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$40.04

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 70th percentile of that group.

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

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

Dr. Lauren Demaris, DO

Internal Medicine

6 yrs NPPES
NPI 1124640107
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801(603) 436-5110
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. Mohamed Yussif, MD

Internal Medicine

6 yrs NPPES
NPI 1700409125
333 BORTHWICK AVE, Portsmouth, NH 03801(470) 290-9025
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 Lara, MD

Internal Medicine

5 yrs NPPES
NPI 1295313591
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 436-5110
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. Areen Haddadin, MD

Internal Medicine

5 yrs NPPES
NPI 1407435944
100 EILEEN DONDERO FOLEY AVE STE 300, Portsmouth, NH 03801(603) 436-6115
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $64.25 (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.

$64.25

Total received

1

Transactions

1

Paying companies

Top paying companies

Gilead Sciences, Inc.$64.25

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Nicholas Alana, MD

Internal Medicine

5 yrs NPPES
NPI 1922687599
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 436-5110
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. Ori Offenbach Ofek, MD

Internal Medicine

5 yrs NPPES
NPI 1174297980
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801(603) 436-5110
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. Maria Zambrano Ordonez, MD

Internal Medicine

4 yrs NPPES
NPI 1043955941
333 BORTHWICK AVE, Portsmouth, NH 03801(603) 436-5110
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. Ahmad Behzadpour, MD

Internal Medicine

3 yrs NPPES
NPI 1508568312
333 BORTHWICK AVE STE 100, Portsmouth, NH 03801(603) 559-4129
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.

Internal Medicine in Portsmouth, NH — Verified | DoctorsProof | DoctorsProof