NPPES file of Aug 9, 2026

Yongkang Zhang, MD

Internal Medicine Physician · Boston, MA

Yongkang Zhang, MD is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1205321056, issued on Jun 25, 2018. Check the license (Massachusetts 1027734, 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
1205321056
Name
Yongkang Zhang
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
1027734 MA
LP05951 RI
Self-reported in NPPES; status is on the state search
Practice location
1 Boston Medical Ctr PL, Boston, MA 02118
Phone
(617) 638-8000
Enumerated
Jun 25, 2018
Record last updated
Jul 14, 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 1 Boston Medical Ctr PL

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

  1. Rachel Achu-Lopes, M.D.Anesthesiology Physician1417376872
  2. Sapana Adhikari, M.D.Emergency Medicine Physician1902870694
  3. Tara AdyanthayaMental Health Counselor1053998419
  4. Shuchi AgarwalStudent in an Organized Health Care Education/Training Program1063701753
  5. Christina AgudeloStudent in an Organized Health Care Education/Training Program1699423772
  6. Priscilla AguilarStudent in an Organized Health Care Education/Training Program1033838792

Verify Yongkang Zhang 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 1027734
    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

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82% fewer Medicare Part D claims than the average internal medicine physician in 2024

560 Medicare Part D claims for 78 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Yongkang Zhang560
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium28 claims
  2. Gabapentin27 claims
  3. Amlodipine Besylate24 claims
  4. Duloxetine Hcl19 claims
  5. Lisinopril19 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.

Yongkang Zhang among 6,825 internal medicine physician records in Massachusetts

Yongkang Zhang, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.

  • NPI issued2018 · 82% of these records are older, 16% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2026 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Daniel Alford, M.D., M.P.H.Boston, MA 021181194708628
  2. Lori Balestrero, MDBoston, MA 021181750384046
  3. Virginia Barrow, M.D.Boston, MA 021181639175466
  4. Monica Bharel, MDBoston, MA 021181093798084
  5. Claire Carlo, M.D.Boston, MA 021181336125871
  6. Chava Chapman, M.D., M.P.H.Boston, MA 021181558346239
  7. Paul Fallon, MDBoston, MA 021181437145927
  8. Irene Gavras, M.D.Boston, MA 021181619953601

Common questions

What is Yongkang Zhang, MD's NPI number?

Yongkang Zhang, MD's National Provider Identifier (NPI) is 1205321056, issued on Jun 25, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Yongkang Zhang, MD located?

The NPPES record lists a practice address at 1 Boston Medical Ctr PL, Boston, MA, 02118. Phone: (617) 638-8000. Providers update this record themselves, so call before visiting.

How can I verify Yongkang Zhang, MD's license?

NPPES lists Massachusetts license number 1027734, 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 Yongkang Zhang, MD prescribe under Medicare Part D?

In 2024, Yongkang Zhang, MD had 560 Medicare Part D claims for 78 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.