Registry data as of Aug 27, 2026

Julia Chen, M.D.

Internal Medicine Physician · Ann Arbor, MI

Julia Chen, M.D. is an internal medicine physician with a practice address in Ann Arbor, Michigan, and NPI 1790959492, issued on Apr 15, 2008. Check the license on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1790959492
Name
Julia Chen
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
4260 Plymouth Road, Ann Arbor, MI 48109
Phone
(734) 647-5650
Enumerated
Apr 15, 2008
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 4260 Plymouth Road

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

  1. Roger Albin, MDNeurology Physician1568551422
  2. Nancy Barbas, MDNeurology Physician1912096876
  3. Rabeya Begum, D.O.Internal Medicine Physician1285023721
  4. Karen Digby, N.P.Gerontology Nurse Practitioner1518056316
  5. Heba Gad, M.D.Psychiatry Physician1669633731
  6. Jeffrey Halter, MDInternal Medicine Physician1902987357

Verify Julia Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of MedicineCheck 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 Michigan 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.

19% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,265 Medicare Part D claims for 246 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 160 claims were for opioids.

  1. Julia Chen2,265
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium126 claims
  2. Levothyroxine Sodium88 claims
  3. Amlodipine Besylate86 claims
  4. Rosuvastatin Calcium80 claims
  5. Hydrocodone-Acetaminophen77 claims
  6. Losartan Potassium73 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.

One hospital or facility affiliation

  1. Regents OF The University OF MichiganAnn Arbor, MI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

845 internal medicine physician records list a Ann Arbor practice address

They are 845 of the 15,616 NPPES records with a Ann Arbor practice address, and 6,589 internal medicine physician records in Michigan.

Other internal medicine physician records in Michigan

  1. Keith Aaronson, MDAnn Arbor, MI1144305301
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Hawazin Abbas, MDAuburn Hills, MI1699020677
  5. Imran Abbasi, D.O.Warren, MI1427409887
  6. Ramzi Abbasi, MDSaginaw, MI1164270005
  7. Saadat Abbasi, MDKalamazoo, MI1912005596
  8. Shahzaman Abbasi, MDLansing, MI1376512111
  9. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  10. Joseph Abbo, MDYpsilanti, MI1982136503

Common questions

What is Julia Chen, M.D.'s NPI number?

Julia Chen, M.D.'s National Provider Identifier (NPI) is 1790959492, issued on Apr 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Julia Chen, M.D. located?

The NPPES record lists a practice address at 4260 Plymouth Road, Ann Arbor, MI, 48109. Phone: (734) 647-5650. Providers update this record themselves, so call before visiting.

How can I verify Julia Chen, M.D.'s license?

Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Julia Chen, M.D. prescribe under Medicare Part D?

In 2024, Julia Chen, M.D. had 2,265 Medicare Part D claims for 246 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.