NPPES file of Aug 9, 2026

Gerburg M. Wulf, M.D.

Internal Medicine Physician · Boston, MA

Gerburg M. Wulf, M.D. is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1174570402, issued on May 30, 2006. Check the license (Massachusetts 150860, 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
1174570402
Name
Gerburg M. Wulf
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
150860 MA
Self-reported in NPPES; status is on the state search
Practice location
330 Brookline Ave/9th FL, Boston, MA 02115
Phone
(617) 667-0843
Enumerated
May 30, 2006
Record last updated
Mar 19, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050902000265); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Gerburg M. Wulf 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 150860
    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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90% fewer Medicare Part D claims than the average internal medicine physician in 2024

314 Medicare Part D claims for 66 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Gerburg Wulf314
  2. Specialty average3,176

Most prescribed

  1. Anastrozole89 claims
  2. Kisqali19 claims
  3. Verzenio15 claims
  4. Letrozole12 claims
  5. Truqap12 claims
  6. Eliquis11 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.

Bills Medicare through one group practice

  1. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

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

Gerburg M. Wulf among 6,825 internal medicine physician records in Massachusetts

Gerburg M. Wulf, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1987 · median 2004 among the 4,103 with a school on file
  • Record last updated2008 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Marcy Carty, MD, MPHBoston, MA 021151326038928
  2. Peter Doyle, M.D.Boston, MA 021151770573487
  3. Pracha Eamranond, M.D.Boston, MA 021151073501656
  4. Mark Friedberg, M.D.Boston, MA 021151437149184
  5. Jaye Hefner, MDBoston, MA 021151053384867
  6. Allen Kachalia, MD JDBoston, MA 021151346231982
  7. Daniel Kuritzkes, MDBoston, MA 021151114917416
  8. Sylvia McKean, MDBoston, MA 021151316938954

Common questions

What is Gerburg M. Wulf, M.D.'s NPI number?

Gerburg M. Wulf, M.D.'s National Provider Identifier (NPI) is 1174570402, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gerburg M. Wulf, M.D. located?

The NPPES record lists a practice address at 330 Brookline Ave/9th FL, Boston, MA, 02115. Phone: (617) 667-0843. Providers update this record themselves, so call before visiting.

How can I verify Gerburg M. Wulf, M.D.'s license?

NPPES lists Massachusetts license number 150860, 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 Gerburg M. Wulf, M.D. prescribe under Medicare Part D?

In 2024, Gerburg M. Wulf, M.D. had 314 Medicare Part D claims for 66 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.