NPPES file of Aug 9, 2026

Sarah Beth Himmelstein, M.D.

Surgery Physician · Nashua, NH

Sarah Beth Himmelstein, M.D. is a surgery physician with a practice address in Nashua, New Hampshire, and NPI 1912326380, issued on Apr 14, 2014. Check the license (New Hampshire 33115, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912326380
Name
Sarah Beth Himmelstein
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
33115 NH
Self-reported in NPPES; status is on the state search
Practice location
8 Prospect St, Nashua, NH 03060
Phone
(603) 882-8375
Enumerated
Apr 14, 2014
Record last updated
Jul 31, 2024
Fax
(610) 437-4280
Medicare enrollment
Enrolled (PECOS I20240716002374); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2014
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 8 Prospect St

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

  1. Douglas Allen, D.O.Anesthesiology Physician1528098837
  2. Allisa Alpert, DOInternal Medicine Physician1851880447
  3. Tahani Alturkistani, M.DDiagnostic Radiology Physician1396975496
  4. Valerie Atkins, MDNeonatal-Perinatal Medicine Physician1073605218
  5. Brett BakerSurgery Physician1700272333
  6. Chad Bandosz, PAPhysician Assistant1912635178

Verify Sarah Beth Himmelstein 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 33115
    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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76% fewer Medicare Part D claims than the average surgery physician in 2024

36 Medicare Part D claims for 23 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 18 claims were for opioids.

  1. Sarah Himmelstein36
  2. Specialty average147

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.

The MIPS final score for 2023 (Medicare payment program): 95.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $115.90

2 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sarah Himmelstein$115.90
  2. Specialty average$3,513.80

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

Bills Medicare through one group practice

  1. Foundation Medical Partners IncNashua, NH

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

Surgery Physician providers in New Hampshire

There are 196 surgery physician records in New Hampshire.

Other surgery physician records in New Hampshire

  1. Stacey Abbis, M.D.Nashua, NH1033229422
  2. Evan Adams, MDLebanon, NH1265928055
  3. Paul Arrington, M.D.Littleton, NH1104872738
  4. Patricia Auty, MDDover, NH1407073794
  5. Alan Awrich, MDLaconia, NH1124053343
  6. Brett BakerNashua, NH1700272333
  7. Cynthia Barbarits, MDPortsmouth, NH1083678387
  8. Michael Barr, M.D.Nashua, NH1427072602
  9. William Barton, MDWolfeboro, NH1033108816
  10. Maria Theresa Basco, M.D.Manchester, NH1831442433

Common questions

What is Sarah Beth Himmelstein, M.D.'s NPI number?

Sarah Beth Himmelstein, M.D.'s National Provider Identifier (NPI) is 1912326380, issued on Apr 14, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Beth Himmelstein, M.D. located?

The NPPES record lists a practice address at 8 Prospect St, Nashua, NH, 03060. Phone: (603) 882-8375. Providers update this record themselves, so call before visiting.

How can I verify Sarah Beth Himmelstein, M.D.'s license?

NPPES lists New Hampshire license number 33115, 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 Sarah Beth Himmelstein, M.D. prescribe under Medicare Part D?

In 2024, Sarah Beth Himmelstein, M.D. had 36 Medicare Part D claims for 23 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Sarah Beth Himmelstein, M.D.'s MIPS final score?

The 2023 MIPS final score is 95.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.