NPPES file of Aug 9, 2026

Rebecca Yoon, MD

Psychiatry Physician · Boston, MA

Rebecca Yoon, MD is a psychiatry physician with a practice address in Boston, Massachusetts, and NPI 1043954043, issued on Apr 25, 2022. Check the license (Massachusetts 1027348, 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
1043954043
Name
Rebecca Yoon
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
1027348 MA
2023-02503 NC
Self-reported in NPPES; status is on the state search
Practice location
75 Francis St, Boston, MA 02115
Phone
(617) 732-5500
Enumerated
Apr 25, 2022
Record last updated
Jul 8, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 75 Francis St

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

  1. Amin AalipourStudent in an Organized Health Care Education/Training Program1902483258
  2. Emily Aaronson, M.D.Emergency Medicine Physician1962791558
  3. Sarah Abbett, M.D.Anesthesiology Physician1902097736
  4. Christine Abbott, NPAdult Health Nurse Practitioner1851471940
  5. Muhammad Abd-El-Barr, M.D., PH.D.Neurological Surgery Physician1891922688
  6. Duaa AbdelhameidStudent in an Organized Health Care Education/Training Program1851852867

Verify Rebecca 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 1027348
    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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69% fewer Medicare Part D claims than the average psychiatry physician in 2024

309 Medicare Part D claims for 44 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Rebecca Yoon309
  2. Specialty average1,000

Most prescribed

  1. Risperidone40 claims
  2. Lithium Carbonate37 claims
  3. Trazodone Hcl29 claims
  4. Benztropine Mesylate19 claims
  5. Clozapine17 claims
  6. Sertraline Hcl16 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.

Rebecca Yoon among 2,736 psychiatry physician records in Massachusetts

Rebecca Yoon, MD is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 95% of them.

  • NPI issued2022 · 95% of these records are older, 3% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2026 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

845 psychiatry physician records list a practice address in Boston

They are 845 of the 41,865 NPPES records with a practice address in Boston, and 2,736 psychiatry physician records in Massachusetts.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Jay Baer, MDBoston, MA 021151427014323
  2. Susan Block, MDBoston, MA 021151083681563
  3. Ilana Braun, M.D.Boston, MA 021151760443006
  4. Alison Fife, MDBoston, MA 021151477545143
  5. Melissa Frumin, MD MSBoston, MA 021151659337871
  6. David Gitlin, MDBoston, MA 021151720078967
  7. Randy Glassman, MDBoston, MA 021151316937543
  8. Christine Kim, MDBoston, MA 021151942266283

Common questions

What is Rebecca Yoon, MD's NPI number?

Rebecca Yoon, MD's National Provider Identifier (NPI) is 1043954043, issued on Apr 25, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Yoon, MD located?

The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (617) 732-5500. Providers update this record themselves, so call before visiting.

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

NPPES lists Massachusetts license number 1027348, 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 Rebecca Yoon, MD prescribe under Medicare Part D?

In 2024, Rebecca Yoon, MD had 309 Medicare Part D claims for 44 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.