Spencer L. Blackman, MD
Family Medicine Physician · Boston, MA
Spencer L. Blackman, MD is a family medicine physician with a practice address in Boston, Massachusetts, and NPI 1205914884, issued on Nov 1, 2006. Check the license (Massachusetts 254843, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Spencer L. Blackman
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 254843 MA
A88542 CA
84995 GA
2020-04415 NC
V4643 TX
and 1 more
Self-reported in NPPES; status is on the state search - Practice location
- 53 State St, Boston, MA 02109
- Phone
- (617) 903-5000
- Enumerated
- Nov 1, 2006
- Record last updated
- Apr 11, 2025
- Fax
- (415) 252-7176
- Medicare enrollment
- Enrolled (PECOS I20151203002100); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Also registered at 53 State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Baird, MSW, LICSWClinical Social Worker1588784987
- Shiunru Chen, M.D.Internal Medicine Physician1730442013
- Violet Landry, FNPFamily Nurse Practitioner1912695149
- Erin McNiffPhysician Assistant1376991497
- Sharon MenoraClinical Psychologist1275105538
- Allegra Norton, RN, FNP-CFamily Nurse Practitioner1134645997
Verify Spencer L. Blackman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 254843Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family medicine physician in 2024
137 Medicare Part D claims for 39 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Nitrofurantoin Mono-Macro11 claims
- Ondansetron Odt11 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 2 group practices
- One Medstar Primary Care LLCWashington, DC
- University OF Vermont Medical Center IncBurlington, VT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Spencer L. Blackman among 2,265 family medicine physician records in Massachusetts
Spencer L. Blackman, MD is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% 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, 55% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2003 · median 2006 among the 1,529 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in Massachusetts
There are 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Boston → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nicole Badie, M.D.Boston, MA 021091215188149
- Marcelo Campos, MDBoston, MA 021091790770121
- Paul Capobianco, D.O.Boston, MA 021091578599528
- Doris Cromer, M.D.Boston, MA 021091215975206
- Chelsea Evans, MDBoston, MA 021091083119226
- Francine Frater, M.DBoston, MA 021091588923619
- Sarah Hale, M.D.Boston, MA 021091306008149
- Leslie Hyman, D.O.Boston, MA 021091154731206
Common questions
What is Spencer L. Blackman, MD's NPI number?
Spencer L. Blackman, MD's National Provider Identifier (NPI) is 1205914884, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Spencer L. Blackman, MD located?
The NPPES record lists a practice address at 53 State St, Boston, MA, 02109. Phone: (617) 903-5000. Providers update this record themselves, so call before visiting.
How can I verify Spencer L. Blackman, MD's license?
NPPES lists Massachusetts license number 254843, 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 Spencer L. Blackman, MD prescribe under Medicare Part D?
In 2024, Spencer L. Blackman, MD had 137 Medicare Part D claims for 39 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.