NPPES file of Aug 9, 2026

Jason Yoon, MD

Neurocritical Care Physician · Boston, MA

Jason Yoon, MD is a neurocritical care physician with a practice address in Boston, Massachusetts, and NPI 1093109563, issued on Mar 23, 2015. Check the license (Massachusetts 291645, 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
1093109563
Name
Jason Yoon
Credential
MD
Primary taxonomy
Neurocritical Care Physician 2084A2900X
License numbers
291645 MA
MD048939 DC
Self-reported in NPPES; status is on the state search
Practice location
330 Brookline Ave, Boston, MA 02215
Phone
(617) 667-3090
Enumerated
Mar 23, 2015
Record last updated
Jan 26, 2026
Medicare enrollment
Enrolled (PECOS I20220719003853); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 2015
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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Also registered at 330 Brookline Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amtul Aala, MDNephrology Physician1174946347
  2. Elijah AbassStudent in an Organized Health Care Education/Training Program1306784947
  3. Omar Abdel-Razek, MDInterventional Cardiology Physician1912780008
  4. Youssef Abdullah, MD, MBAStudent in an Organized Health Care Education/Training Program1346983442
  5. Najma Abdullahi, MD, MPHStudent in an Organized Health Care Education/Training Program1669213054
  6. Elisabeth AbelesStudent in an Organized Health Care Education/Training Program1528659760

Verify Jason Yoon 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 291645
    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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81% fewer Medicare Part D claims than the average neurocritical care physician in 2024

21 Medicare Part D claims, against an average of 112 among the 141 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Jason Yoon21
  2. Specialty average112

Most prescribed

  1. Gabapentin11 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

  1. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
  2. Seacoast Affiliated Group Practice IncNewburyport, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jason Yoon among 15 neurocritical care physician records in Massachusetts

Jason Yoon, MD is one of 15 neurocritical care 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 2015, is newer than 40% of them.

  • NPI issued2015 · 40% of these records are older, 33% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2015 · median 2009 among the 12 with a school on file
  • Record last updated2026 · 27% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084A2900X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurocritical Care Physician providers in Massachusetts

There are 15 neurocritical care physician records in Massachusetts.

The 8 neurocritical care physician records with the nearest ZIP codes

  1. James Devanney, DOBoston, MA 022151730749078
  2. Corey Fehnel, M.D.Boston, MA 022151093960783
  3. Karan Hingorani, MD, PHDBrighton, MA 021351033746466
  4. Anand Mamdani, MBBSBrighton, MA 021351780061663
  5. Nilufer Yalcin, M.D.Brighton, MA 021351457732125
  6. Steven Feske, MDBoston, MA 021181720045123
  7. Bradley Molyneaux, MD, PHDBoston, MA 021151649475179
  8. Daniel Rubin, M.D.Boston, MA 021141912345414

Common questions

What is Jason Yoon, MD's NPI number?

Jason Yoon, MD's National Provider Identifier (NPI) is 1093109563, issued on Mar 23, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jason Yoon, MD located?

The NPPES record lists a practice address at 330 Brookline Ave, Boston, MA, 02215. Phone: (617) 667-3090. Providers update this record themselves, so call before visiting.

How can I verify Jason Yoon, MD's license?

NPPES lists Massachusetts license number 291645, 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 Jason Yoon, MD prescribe under Medicare Part D?

In 2024, Jason Yoon, MD had 21 Medicare Part D claims; the average among neurocritical care physician prescribers was 112. 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.