John Anderson, MD
Geriatric Medicine (Internal Medicine) Physician · Cambridge, MA
John Anderson, MD is a geriatric medicine (internal medicine) physician with a practice address in Cambridge, Massachusetts, and NPI 1568462620, issued on Jul 29, 2005. Check the license (Massachusetts 76521, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- John Anderson
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 76521 MA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Mount Auburn St, Cambridge, MA 02138
- Phone
- (617) 868-0847
- Enumerated
- Jul 29, 2005
- Record last updated
- Apr 9, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (617) 491-6048
- Medicaid ID
- 3099547 MA
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 225 in Massachusetts → Look up another NPI →
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Verify John Anderson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 76521Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
13 Medicare Part D claims, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
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.
John Anderson among 225 geriatric medicine (internal medicine) physician records in Massachusetts
John Anderson, MD is one of 225 geriatric medicine (internal medicine) physician records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 86% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2009 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Massachusetts
There are 225 geriatric medicine (internal medicine) physician records in Massachusetts.
All 225 in Massachusetts → Every provider in Cambridge → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Alan Abrams, M.D.Cambridge, MA 021381619082674
- Diane McMullin, M.D.Cambridge, MA 021381548455942
- Cherie Noe, MDCambridge, MA 021381659373033
- Asma Tahir, MDCambridge, MA 021381316949712
- Susan Hardt, MDCambridge, MA 021391265507412
- Jesse Katz, MDCambridge, MA 021391073073854
- William ZinnCambridge, MA 021391194887414
- Ceyda AkartunaBoston, MA 021351306454350
Common questions
What is John Anderson, MD's NPI number?
John Anderson, MD's National Provider Identifier (NPI) is 1568462620, issued on Jul 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Anderson, MD located?
The NPPES record lists a practice address at 300 Mount Auburn St, Cambridge, MA, 02138. Phone: (617) 868-0847. Providers update this record themselves, so call before visiting.
How can I verify John Anderson, MD's license?
NPPES lists Massachusetts license number 76521, 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 John Anderson, MD prescribe under Medicare Part D?
In 2024, John Anderson, MD had 13 Medicare Part D claims; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.