NPPES file of Aug 9, 2026

Gary Mark Shapiro, M.D.

Geriatric Medicine (Family Medicine) Physician · Keene, NH

Gary Mark Shapiro, M.D. is a geriatric medicine (family medicine) physician with a practice address in Keene, New Hampshire, and NPI 1558412965, issued on Jan 13, 2007. Check the license (New Hampshire 5636, 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
1558412965
Name
Gary Mark Shapiro
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
5636 NH
Self-reported in NPPES; status is on the state search
Practice location
590 Court St, Keene, NH 03431
Phone
(603) 354-5454
Enumerated
Jan 13, 2007
Record last updated
Dec 30, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(603) 399-4429
Medicaid ID
00000168 NH
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest geriatric medicine (family medicine) physician records → All 9 in New Hampshire → Look up another NPI →

Also registered at 590 Court St

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

  1. Matthew Anderson, M.D.Critical Care Medicine (Anesthesiology) Physician1790927168
  2. William Argie, PA-CMedical Physician Assistant1265519946
  3. Jeremy Arnold, M.D.Emergency Medicine Physician1174784557
  4. Payson Ayer-Dufner, PA-CPhysician Assistant1124424379
  5. Everett Bacon, MDEmergency Medicine Physician1669827143
  6. Samantha BarryFamily Nurse Practitioner1568004307

Verify Gary Mark Shapiro 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 5636    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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100% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

12 Medicare Part D claims, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 92% of claims.

  1. Gary Shapiro12
  2. Specialty average5,222

Most prescribed

  1. Trelegy Ellipta11 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.

Geriatric Medicine (Family Medicine) Physician providers in New Hampshire

There are 9 geriatric medicine (family medicine) physician records in New Hampshire.

All 9 in New Hampshire → Every provider in Keene → Geriatric Medicine (Family Medicine) Physician nationwide →

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Sabina Morissette, M.D.Jaffrey, NH 034521013134683
  2. Ana Castellanos Mendez, M.D.Concord, NH 033011003169814
  3. Stephen Elgert, M.D.Bedford, NH 031101164425641
  4. Christopher Allen, MDLebanon, NH 037561982623690
  5. Muhammad Pasha, MDManchester, NH 031041720188113
  6. Safwan Kazmouz, M.D.Nashua, NH 030621245238922
  7. Chun Rui Zhao, MDNashua, NH 030601760432850
  8. Ritamarie Moscola, MDMilford, NH 030551881769768

Common questions

What is Gary Mark Shapiro, M.D.'s NPI number?

Gary Mark Shapiro, M.D.'s National Provider Identifier (NPI) is 1558412965, issued on Jan 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gary Mark Shapiro, M.D. located?

The NPPES record lists a practice address at 590 Court St, Keene, NH, 03431. Phone: (603) 354-5454. Providers update this record themselves, so call before visiting.

How can I verify Gary Mark Shapiro, M.D.'s license?

NPPES lists New Hampshire license number 5636, 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 Gary Mark Shapiro, M.D. prescribe under Medicare Part D?

In 2024, Gary Mark Shapiro, M.D. had 12 Medicare Part D claims; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.

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

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.