NPPES file of Aug 9, 2026

William D. Pum, MD

Family Medicine Physician · Rochester, NY

William D. Pum, MD is a family medicine physician with a practice address in Rochester, New York, and NPI 1669409421, issued on Jun 27, 2006. Check the license (New York 138588, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1669409421
Name
William D. Pum
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
138588 NY
Self-reported in NPPES; status is on the state search
Practice location
3379 Chili Ave, Rochester, NY 14624
Phone
(585) 889-0750
Enumerated
Jun 27, 2006
Record last updated
Jan 9, 2023
Fax
(585) 889-0759
Medicaid ID
01443181 NY
Medicare enrollment
Enrolled (PECOS I20031223000425); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 1978
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 3379 Chili Ave

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

  1. John Bank, MDFamily Medicine Physician1396786299
  2. Jennifer Campbell, M.D.Internal Medicine Physician1750329504
  3. Emma CottrellPhysician Assistant1346084357
  4. Brendan O'Connor, MDFamily Medicine Physician1073802187
  5. Corrine SilverCase Management Registered Nurse1740721570
  6. Yoshiko Tamura, MDInternal Medicine Physician1508857152

Verify William D. Pum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 138588
    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 York 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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99% fewer Medicare Part D claims than the average family medicine physician in 2024

27 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William Pum27
  2. Specialty average3,544

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): 95.2 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 score70.6
  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).

Bills Medicare through one group practice

  1. The Unity Hospital OF RochesterRochester, NY

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

251 family medicine physician records list a practice address in Rochester

They are 251 of the 20,520 NPPES records with a practice address in Rochester, and 6,417 family medicine physician records in New York.

Other family medicine physician records in New York

  1. Alexandra AaronsGlens Falls, NY1417342361
  2. Stuart Aaronson, M.D.New York, NY1336513100
  3. Sharon Abara-Palaganas, MDBrooklyn, NY1952529158
  4. Daniel AbbeySyosset, NY1063867687
  5. Mary Claire Abbot, MDNew York, NY1215322383
  6. Heather Abdalla, FNP-CHorseheads, NY1164076907
  7. Higer Abdallah, NPPatchogue, NY1528662400
  8. Aya Abdelfattah, MBBCH, MPHSchenectady, NY1821676206
  9. Basil Abdeljaber, M.D.White Plains, NY1831354323
  10. Sarah Abdelsayed, MDBuffalo, NY1093065138

Common questions

What is William D. Pum, MD's NPI number?

William D. Pum, MD's National Provider Identifier (NPI) is 1669409421, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William D. Pum, MD located?

The NPPES record lists a practice address at 3379 Chili Ave, Rochester, NY, 14624. Phone: (585) 889-0750. Providers update this record themselves, so call before visiting.

How can I verify William D. Pum, MD's license?

NPPES lists New York license number 138588, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does William D. Pum, MD prescribe under Medicare Part D?

In 2024, William D. Pum, MD had 27 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is William D. Pum, MD's MIPS final score?

The 2023 MIPS final score is 95.2 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.