Alan B. Weitberg, M.D.
Hematology & Oncology Physician · Boston, MA
Alan B. Weitberg, M.D. is a hematology & oncology physician with a practice address in Boston, Massachusetts, and NPI 1730146036, issued on Apr 28, 2006. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Alan B. Weitberg
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 05313 RI
Self-reported in NPPES; status is on the state search - Practice location
- 820 Harrison Ave, Boston, MA 02118
- Phone
- (617) 638-7523
- Enumerated
- Apr 28, 2006
- Record last updated
- Jul 30, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (617) 414-1831
- Medicaid ID
- 9006264 RI
- Medicare enrollment
- Enrolled (PECOS I20101218000001); accepts Medicare assignment
- Medical or professional school
- Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), 1976
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →
Also registered at 820 Harrison Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Fatmir BilajStudent in an Organized Health Care Education/Training Program1780482067
- Kathleen Finn, NPAdult Health Nurse Practitioner1578795449
- Kenneth Grundfast, M.D.Otolaryngology Physician1336101054
- Zoha Huda, MDStudent in an Organized Health Care Education/Training Program1205577459
- Jordan Justice, MDDiagnostic Radiology Physician1497556526
- Mark Kettler, MDDiagnostic Radiology Physician1790790202
Verify Alan B. Weitberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
98 Medicare Part D claims for 17 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 86% of claims.
Most prescribed
- Eliquis72 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
- Atrius Health IncDedham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alan B. Weitberg among 461 hematology & oncology physician records in Massachusetts
Alan B. Weitberg, M.D. is one of 461 hematology & oncology 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 14% of them.
- NPI issued2006 · 14% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1976 · median 2004 among the 303 with a school on file
- Record last updated2010 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Massachusetts
There are 461 hematology & oncology physician records in Massachusetts.
All 461 in Massachusetts → Every provider in Boston → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jose Acevedo Mejia, M.D.Boston, MA 021181801277173
- Britney Bell, MDBoston, MA 021181265938732
- Yenong Cao, MDBoston, MA 021181063972016
- Meredith Halpin, M.D.Boston, MA 021181871933341
- John Manis, M.D.Boston, MA 021181720072424
- Thomas Rothstein, M.D.Roxbury, MA 021181689795742
- Andrew Staron, M.D.Boston, MA 021181144616533
- Raphael Szalat, MDBoston, MA 021181801394663
Common questions
What is Alan B. Weitberg, M.D.'s NPI number?
Alan B. Weitberg, M.D.'s National Provider Identifier (NPI) is 1730146036, issued on Apr 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan B. Weitberg, M.D. located?
The NPPES record lists a practice address at 820 Harrison Ave, Boston, MA, 02118. Phone: (617) 638-7523. Providers update this record themselves, so call before visiting.
How can I verify Alan B. Weitberg, M.D.'s license?
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 Alan B. Weitberg, M.D. prescribe under Medicare Part D?
In 2024, Alan B. Weitberg, M.D. had 98 Medicare Part D claims for 17 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.