Theodore Lefer, M.D.
Family Medicine Physician · Greenfield, MA
Theodore Lefer, M.D. is a family medicine physician with a practice address in Greenfield, Massachusetts, and NPI 1578822748, issued on May 9, 2012. Check the license (Massachusetts 284728, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Theodore Lefer
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 284728 MA
MD172079 OR
042.0014207 VT
Self-reported in NPPES; status is on the state search - Practice location
- 164 High Street, Greenfield, MA 01301
- Phone
- (413) 772-0211
- Enumerated
- May 9, 2012
- Entity
- Type 1 · individual
Also registered at 164 High Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Theodore Lefer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 284728Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
94% fewer Medicare Part D claims than the average family medicine physician in 2024
210 Medicare Part D claims for 105 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Cefpodoxime Proxetil22 claims
- Albuterol Sulfate Hfa15 claims
- Prednisone13 claims
- Levofloxacin11 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.
2 hospitals and group practices
- Brattleboro Memorial HospitalBrattleboro, VT · Acute Care Hospitals3 of 5 stars
- Baystate Medical Practices IncGreenfield, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
24 family medicine physician records list a practice address in Greenfield
They are 24 of the 1,251 NPPES records with a practice address in Greenfield, and 2,265 family medicine physician records in Massachusetts.
All 24 in Greenfield → All 2,265 in Massachusetts → Every provider in Greenfield →
Other family medicine physician records in Massachusetts
- Salah Abass, M.D.Methuen, MA1417959776
- Majed Abbas, MDLowell, MA1346827870
- Sheila Abdallah, MDWorcester, MA1821356312
- Omar Abduljabar, M.D.Springfield, MA1770978843
- Jonathan Abel, DOSpringfield, MA1700897196
- Mohamed Abib, MDSturbridge, MA1639281090
- Kevin Abraham, M.D.Worcester, MA1689037673
- Janet Abrahamian, M.D.West Boylston, MA1932156627
- John Abramson, M.D.Ipswich, MA1275613903
- John Paul Abroguena, MDPlainville, MA1235361080
Common questions
What is Theodore Lefer, M.D.'s NPI number?
Theodore Lefer, M.D.'s National Provider Identifier (NPI) is 1578822748, issued on May 9, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Theodore Lefer, M.D. located?
The NPPES record lists a practice address at 164 High Street, Greenfield, MA, 01301. Phone: (413) 772-0211. Providers update this record themselves, so call before visiting.
How can I verify Theodore Lefer, M.D.'s license?
NPPES lists Massachusetts license number 284728, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Theodore Lefer, M.D. prescribe under Medicare Part D?
In 2024, Theodore Lefer, M.D. had 210 Medicare Part D claims for 105 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), loaded Aug 27, 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) 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 27, 2026.