Richard E. Leiter, M.D.
Hospice and Palliative Medicine (Internal Medicine) Physician · Boston, MA
Richard E. Leiter, M.D. is a hospice and palliative medicine (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1053677302, issued on Apr 11, 2012. Check the license (Massachusetts 266282, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Richard E. Leiter
- Credential
- M.D.
- Primary taxonomy
- Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
- License number
- 266282 MA
Self-reported in NPPES; status is on the state search - Practice location
- 450 Brookline Ave, Boston, MA 02215
- Phone
- (617) 632-6464
- Enumerated
- Apr 11, 2012
- Record last updated
- Oct 24, 2023
- Fax
- (617) 632-6180
- Medicare enrollment
- Enrolled (PECOS I20170705002718); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2012
- Entity
- Type 1 · individual
8 nearest hospice and palliative medicine (internal medicine) physician records → All 93 in Massachusetts → Look up another NPI →
Also registered at 450 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Andrew Aguirre, MD, PHDMedical Oncology Physician1609071208
Verify Richard E. Leiter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 266282Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Dana-Farber Cancer Institute, Inc.Boston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Richard E. Leiter among 93 hospice and palliative medicine (internal medicine) physician records in Massachusetts
Richard E. Leiter, M.D. is one of 93 hospice and palliative medicine (internal medicine) physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 61% of them.
- NPI issued2012 · 61% of these records are older, 34% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2012 · median 2010 among the 67 with a school on file
- Record last updated2023 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0002X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospice and Palliative Medicine (Internal Medicine) Physician providers in Massachusetts
There are 93 hospice and palliative medicine (internal medicine) physician records in Massachusetts.
All 93 in Massachusetts → Every provider in Boston → Hospice and Palliative Medicine (Internal Medicine) Physician nationwide →
The 8 hospice and palliative medicine (internal medicine) physician records with the nearest ZIP codes
- Alexis Drutchas, M.D.Boston, MA 022151518228113
- Robert Friedlander, MDBoston, MA 022151376596635
- Erik Fromme, MDBoston, MA 022151942215454
- Samantha Gelfand, M.D.Boston, MA 022151205271723
- John Halporn, MDBoston, MA 022151427001197
- Joshua Lakin, M.D.Boston, MA 022151194051771
- Kate Lally, MDBoston, MA 022151497866339
- Kathleen Lee, M.D.Boston, MA 022151922328764
Common questions
What is Richard E. Leiter, M.D.'s NPI number?
Richard E. Leiter, M.D.'s National Provider Identifier (NPI) is 1053677302, issued on Apr 11, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Richard E. Leiter, M.D. located?
The NPPES record lists a practice address at 450 Brookline Ave, Boston, MA, 02215. Phone: (617) 632-6464. Providers update this record themselves, so call before visiting.
How can I verify Richard E. Leiter, M.D.'s license?
NPPES lists Massachusetts license number 266282, 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.
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.