Registry data as of Aug 27, 2026

Mark Umphrey, D.O., M.P.H.

Family Medicine Physician · Norton, MA

Mark Umphrey, D.O., M.P.H. is a family medicine physician with a practice address in Norton, Massachusetts, and NPI 1871931162, issued on Jun 7, 2013. Check the license (Massachusetts 261905, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1871931162
Name
Mark Umphrey
Credential
D.O., M.P.H.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
261905 MA
Self-reported in NPPES; status is on the state search
Practice location
14 Taunton Ave, Norton, MA 02766
Phone
(508) 285-9500
Enumerated
Jun 7, 2013
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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Also registered at 14 Taunton Ave

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

  1. Elizabeth Archambault, N.P.Nurse Practitioner1851302970
  2. Heather Daniel, NPNurse Practitioner1538377908
  3. Patrick LyonsNurse Practitioner1003218041
  4. Rajani Mallick, MDFamily Medicine Physician1366454076

Verify Mark Umphrey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 261905
    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 Massachusetts 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.

68% more Medicare Part D claims than the average family medicine physician in 2024

5,919 Medicare Part D claims for 441 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 475 claims were for opioids.

  1. Mark Umphrey5,919
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium420 claims
  2. Amlodipine Besylate224 claims
  3. Omeprazole218 claims
  4. Oxycodone Hcl205 claims
  5. Lisinopril197 claims
  6. Hydrochlorothiazide158 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.

The practice group's Medicare quality score for 2023: 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score
  2. Costout of 100 · 30%
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $970.58

43 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Umphrey$970.58
  2. Specialty average$861.30

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

One hospital or facility affiliation

  1. Sturdy Health IncNorton, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

2 family medicine physician records list a Norton practice address

They are 2 of the 258 NPPES records with a Norton practice address, and 2,226 family medicine physician records in Massachusetts.

Other family medicine physician records in Massachusetts

  1. Salah Abass, M.D.Methuen, MA1417959776
  2. Sheila Abdallah, MDWorcester, MA1821356312
  3. Jonathan Abel, DOSpringfield, MA1700897196
  4. Mohamed Abib, MDSturbridge, MA1639281090
  5. Kevin Abraham, M.D.Worcester, MA1689037673
  6. Janet Abrahamian, M.D.West Boylston, MA1932156627
  7. John Abramson, M.D.Ipswich, MA1275613903
  8. John Paul Abroguena, MDPlainville, MA1235361080
  9. Aliza Acker-Bernstein, M.D.Peabody, MA1023057551
  10. Lisa Adams, MDFalmouth, MA1235404336

Common questions

What is Mark Umphrey, D.O., M.P.H.'s NPI number?

Mark Umphrey, D.O., M.P.H.'s National Provider Identifier (NPI) is 1871931162, issued on Jun 7, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Mark Umphrey, D.O., M.P.H. located?

The NPPES record lists a practice address at 14 Taunton Ave, Norton, MA, 02766. Phone: (508) 285-9500. Providers update this record themselves, so call before visiting.

How can I verify Mark Umphrey, D.O., M.P.H.'s license?

NPPES lists Massachusetts license number 261905, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark Umphrey, D.O., M.P.H. prescribe under Medicare Part D?

In 2024, Mark Umphrey, D.O., M.P.H. had 5,919 Medicare Part D claims for 441 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

What is Mark Umphrey, D.O., M.P.H.'s Medicare quality score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.