NPPES file of Aug 9, 2026

Gastroenterology Physician in New Hampshire

110 NPPES records list gastroenterology physician with a practice address in New Hampshire, 7.8 per 100,000 residents, the 10th highest rate of 51. Lebanon and Manchester have the most; each record links to the provider's NPI and the New Hampshire license search. Page 3 of 3.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RG0100X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Lebanon has the most, 28

  1. Lebanon28
  2. Manchester18
  3. Concord13
  4. Nashua11
  5. Somersworth8

Gastroenterology Physician records in New Hampshire

  1. Annette Tobar, MDNashua, NH 030601326206772
  2. Hillary Tompkins, MDExeter, NH 038331093836157
  3. Arifa Toor, MDLebanon, NH 037561528081858
  4. Lauren Tormey, M.D.Lebanon, NH 037561245473776
  5. Otto Trinkl, M.D.Keene, NH 034311366476541
  6. Steven Tsistrakis, M.DDerry, NH 030381992168389
  7. Stephen Wiener, M.D.Manchester, NH 031011992700702
  8. Michael Winter, MDLebanon, NH 037561003172180
  9. Jassir Witta, M.D.Nashua, NH 030601851524284
  10. Liam Zakko, M.D.Lebanon, NH 037561932499092

Source: CMS NPPES, primary taxonomy 207RG0100X: records by practice city and the list of records, file of Aug 9, 2026.

New Hampshire ranks 10 of 51 per resident

  1. Pennsylvania8.1
  2. Minnesota8.0
  3. New Jersey7.9
  4. New Hampshire7.8
  5. Illinois7.1
  6. Washington6.8
  7. 50 states and D.C.6.2

Source: CMS NPPES, primary taxonomy 207RG0100X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

82.7% of these records appear in a Medicare file, against 84.4% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. New Hampshire82.7%
  2. United States84.4%

Gastroenterology Physician records in New Hampshire, measured

  • In a Medicare file91 of 110 · 82.7% here, 84.4% nationally
  • In the CMS Doctors and Clinicians file80 · 72.7% here, 73.7% nationally
  • Not updated in five years or more66 · 60.0% here, 55.6% nationally
  • Median graduation year2002 · the 80 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RG0100X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

110 NPPES records list gastroenterology physician (207RG0100X) as their primary taxonomy with a practice address in New Hampshire: 7.8 per 100,000 residents against 6.2 nationally (50 states and D.C.). Lebanon has 28 of them (25%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Kansas111
  2. Arkansas119
  3. Nevada119
  4. Iowa122

States with a similar rate per 100,000

  1. New Jersey7.9
  2. Minnesota8.0
  3. Pennsylvania8.1
  4. Maryland8.2

The largest states

  1. California2,140
  2. New York1,797
  3. Florida1,513
  4. Texas1,478
  5. Pennsylvania1,049

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.