NPPES file of Aug 9, 2026

James Aaron Tulsky, M.D.

Hospice and Palliative Medicine (Internal Medicine) Physician · Boston, MA

James Aaron Tulsky, M.D. is a hospice and palliative medicine (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1851487649, issued on Oct 5, 2006. Check the license (Massachusetts 265090, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851487649
Name
James Aaron Tulsky
Credential
M.D.
Primary taxonomy
Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
License numbers
265090 MA
9300837 NC
Self-reported in NPPES; status is on the state search
Practice location
450 Brookline Ave, Boston, MA 02215
Phone
(617) 582-9201
Enumerated
Oct 5, 2006
Record last updated
Apr 5, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160512000213); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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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.

  1. Gregory Abel, MDHematology & Oncology Physician1285611954
  2. Lara Abousamra, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1851183404
  3. Karley Adams, PAPhysician Assistant1578261764
  4. Lauren Adams, PA-CPhysician Assistant1902763469
  5. Ana Aguilar-Bonilla, M.D.Pediatric Hematology & Oncology Physician1023319761
  6. Andrew Aguirre, MD, PHDMedical Oncology Physician1609071208

Verify James Aaron Tulsky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 265090    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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67% fewer Medicare Part D claims than the average hospice and palliative medicine (internal medicine) physician in 2024

243 Medicare Part D claims for 41 beneficiaries, against an average of 741 among the 1,607 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 155 claims were for opioids.

  1. James Tulsky243
  2. Specialty average741

Most prescribed

  1. Oxycontin39 claims
  2. Oxycodone Hcl35 claims
  3. Hydromorphone Hcl31 claims
  4. Fentanyl30 claims
  5. Gabapentin20 claims
  6. Pregabalin15 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

  1. 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).

James Aaron Tulsky among 93 hospice and palliative medicine (internal medicine) physician records in Massachusetts

James Aaron Tulsky, 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 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1987 · median 2010 among the 67 with a school on file
  • Record last updated2016 · 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

  1. Alexis Drutchas, M.D.Boston, MA 022151518228113
  2. Robert Friedlander, MDBoston, MA 022151376596635
  3. Erik Fromme, MDBoston, MA 022151942215454
  4. Samantha Gelfand, M.D.Boston, MA 022151205271723
  5. John Halporn, MDBoston, MA 022151427001197
  6. Joshua Lakin, M.D.Boston, MA 022151194051771
  7. Kate Lally, MDBoston, MA 022151497866339
  8. Kathleen Lee, M.D.Boston, MA 022151922328764

Common questions

What is James Aaron Tulsky, M.D.'s NPI number?

James Aaron Tulsky, M.D.'s National Provider Identifier (NPI) is 1851487649, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Aaron Tulsky, M.D. located?

The NPPES record lists a practice address at 450 Brookline Ave, Boston, MA, 02215. Phone: (617) 582-9201. Providers update this record themselves, so call before visiting.

How can I verify James Aaron Tulsky, M.D.'s license?

NPPES lists Massachusetts license number 265090, 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 James Aaron Tulsky, M.D. prescribe under Medicare Part D?

In 2024, James Aaron Tulsky, M.D. had 243 Medicare Part D claims for 41 beneficiaries; the average among hospice and palliative medicine (internal medicine) physician prescribers was 741. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.