NPPES file of Aug 9, 2026

Michael Desimone, M.D.

Gastroenterology Physician · Manchester, NH

Michael Desimone, M.D. is a gastroenterology physician with a practice address in Manchester, New Hampshire, and NPI 1609219369, issued on Apr 12, 2013. Check the license (New Hampshire 38916, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609219369
Name
Michael Desimone
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
38916 NH
Self-reported in NPPES; status is on the state search
Practice location
185 Queen City Ave, Manchester, NH 03101
Phone
(603) 314-6900
Enumerated
Apr 12, 2013
Record last updated
May 5, 2026
Fax
(603) 314-6909
Medicare enrollment
Enrolled (PECOS I20260527001854); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 185 Queen City Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Robert Abdu, DOVascular Surgery Physician1437670445
  2. Joyce Agarwal, APRNFamily Nurse Practitioner1609127927
  3. Vincent Aguirre, M.D., PH.D.Gastroenterology Physician1548396211
  4. Haitham Al Ashry, MDPulmonary Disease Physician1932464211
  5. Christopher Ashley, PA-CPhysician Assistant1891115242
  6. Mark Biletch, MDNeurology Physician1942291612

Verify Michael Desimone in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Hampshire Board of Medicine
    Search for license 38916
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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52% fewer Medicare Part D claims than the average gastroenterology physician in 2024

389 Medicare Part D claims for 179 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. Michael Desimone389
  2. Specialty average811

Most prescribed

  1. Omeprazole93 claims
  2. Ondansetron Hcl76 claims
  3. Sutab41 claims
  4. Pantoprazole Sodium31 claims
  5. Linzess30 claims
  6. Esomeprazole Magnesium11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $1,569.57

54 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Desimone$1,569.57
  2. Specialty average$5,015.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Elliot Professional ServicesManchester, NH
  2. Middlesex Gastroenterolgy PCActon, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Desimone among 110 gastroenterology physician records in New Hampshire

Michael Desimone, M.D. is one of 110 gastroenterology physician records with a practice address in New Hampshire. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 84% of them.

  • NPI issued2013 · 84% of these records are older, 13% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2013 · median 2002 among the 80 with a school on file
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in New Hampshire

There are 110 gastroenterology physician records in New Hampshire.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Vincent Aguirre, M.D., PH.D.Manchester, NH 031011548396211
  2. Dmitriy Kedrin, M.D. PH.D.Manchester, NH 031011235450792
  3. Arathi Komarla, M.D.Manchester, NH 031011619935111
  4. Stephen Wiener, M.D.Manchester, NH 031011992700702
  5. Michael Murphy, MDManchester, NH 031021205808987
  6. John Dowd, D.O.Manchester, NH 031041164498648
  7. Stuart Jarvis, MDManchester, NH 031041467415067
  8. Emilianos Karagiannis, M.D.Manchester, NH 031041689657363

Common questions

What is Michael Desimone, M.D.'s NPI number?

Michael Desimone, M.D.'s National Provider Identifier (NPI) is 1609219369, issued on Apr 12, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Michael Desimone, M.D. located?

The NPPES record lists a practice address at 185 Queen City Ave, Manchester, NH, 03101. Phone: (603) 314-6900. Providers update this record themselves, so call before visiting.

How can I verify Michael Desimone, M.D.'s license?

NPPES lists New Hampshire license number 38916, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael Desimone, M.D. prescribe under Medicare Part D?

In 2024, Michael Desimone, M.D. had 389 Medicare Part D claims for 179 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it 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.