NPPES file of Aug 9, 2026

Winthrop F. Whitcomb, MD

Hospitalist Physician · Northampton, MA

Winthrop F. Whitcomb, MD is a hospitalist physician with a practice address in Northampton, Massachusetts, and NPI 1558328898, issued on Apr 28, 2006. Check the license (Massachusetts 73170, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558328898
Name
Winthrop F. Whitcomb
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
73170 MA
Self-reported in NPPES; status is on the state search
Practice location
548 Elm St, Northampton, MA 01060
Phone
(413) 794-8120
Enumerated
Apr 28, 2006
Record last updated
Apr 15, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid IDs
3114198 MA
003119171 CT
01914034 NY
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 548 Elm St

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

  1. Heather Wark, MDInternal Medicine Physician1063422749

Verify Winthrop F. Whitcomb 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 73170
    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

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8.9 times the Medicare Part D claims of the average hospitalist physician in 2024

4,623 Medicare Part D claims for 246 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Winthrop Whitcomb4,623
  2. Specialty average521

Most prescribed

  1. Eliquis294 claims
  2. Atorvastatin Calcium293 claims
  3. Levothyroxine Sodium236 claims
  4. Amlodipine Besylate134 claims
  5. Escitalopram Oxalate128 claims
  6. Trazodone Hcl127 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.

Winthrop F. Whitcomb among 525 hospitalist physician records in Massachusetts

Winthrop F. Whitcomb, MD is one of 525 hospitalist physician records with a practice address in Massachusetts. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 80% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileNo · 86% of these records are
  • Record last updated2016 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Massachusetts

There are 525 hospitalist physician records in Massachusetts.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Brian Hampson, DONorthampton, MA 010601750537791
  2. Navneet Marwaha, M.D.Northampton, MA 010601275591836
  3. Helena McCracken, D.O.Northampton, MA 010601952575201
  4. James Rougemont, MDNorthampton, MA 010601598776130
  5. Laura Scoville, M.D.Northampton, MA 010601285670844
  6. Dhanesh Dookhran, M.D.Palmer, MA 010691073680716
  7. Cheryl Geoffrion, MDPalmer, MA 010691396795811
  8. Jill Levin, DO, MPHPalmer, MA 010691013988906

Common questions

What is Winthrop F. Whitcomb, MD's NPI number?

Winthrop F. Whitcomb, MD's National Provider Identifier (NPI) is 1558328898, issued on Apr 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Winthrop F. Whitcomb, MD located?

The NPPES record lists a practice address at 548 Elm St, Northampton, MA, 01060. Phone: (413) 794-8120. Providers update this record themselves, so call before visiting.

How can I verify Winthrop F. Whitcomb, MD's license?

NPPES lists Massachusetts license number 73170, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Winthrop F. Whitcomb, MD prescribe under Medicare Part D?

In 2024, Winthrop F. Whitcomb, MD had 4,623 Medicare Part D claims for 246 beneficiaries; the average among hospitalist physician prescribers was 521. 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.