NPPES file of Aug 9, 2026

Grace Yin Jenq, MD

Geriatric Medicine (Internal Medicine) Physician · Ann Arbor, MI

Grace Yin Jenq, MD is a geriatric medicine (internal medicine) physician with a practice address in Ann Arbor, Michigan, and NPI 1790710382, issued on Jul 11, 2006. Check the license (Michigan 4301109141, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1790710382
Name
Grace Yin Jenq
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
4301109141 MI
Self-reported in NPPES; status is on the state search
Practice location
1200 Earhart RD, Ann Arbor, MI 48105
Phone
(734) 769-0177
Enumerated
Jul 11, 2006
Record last updated
Mar 9, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
001397050 CT
Medicare enrollment
Enrolled (PECOS I20160923001687); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 1997
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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Also registered at 1200 Earhart RD

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

  1. Gomathi Anandharamanujam, PTGeriatric Physical Therapist1821594888
  2. Linda Arnold, OTR/LOccupational Therapist1003397431
  3. Cindy BarcelonGeriatric Physical Therapist1891291852
  4. Liza Marie Bautista, M.D.Internal Medicine Physician1376787218
  5. Lorraine BertaOccupational Therapist1003394008
  6. Kristie Brogan, OTR/LOccupational Therapist1083192512

Verify Grace Yin Jenq in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301109141
    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 Michigan license search

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97% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

116 Medicare Part D claims for 33 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.

  1. Grace Jenq116
  2. Specialty average4,246

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.

Industry payments in 2024: $12,165.90

5 payments; by number, the most common kind was travel and lodging; the largest payer was Sanofi Pasteur Inc. The 1,004 providers of this specialty with any payment received $1,720.82 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Grace Jenq$12,166
  2. Specialty average$1,721

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Regents OF The University OF MichiganAnn Arbor, MI

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

Grace Yin Jenq among 184 geriatric medicine (internal medicine) physician records in Michigan

Grace Yin Jenq, MD is one of 184 geriatric medicine (internal medicine) physician records with a practice address in Michigan. 76% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 43% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1997 · median 1997 among the 99 with a school on file
  • Record last updated2020 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Michigan

There are 184 geriatric medicine (internal medicine) physician records in Michigan.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Julia HermanowskiAnn Arbor, MI 481051285052431
  2. Tehilah Meged-Book, MDAnn Arbor, MI 481051366288128
  3. Nancylee Stier, MDAnn Arbor, MI 481051306924451
  4. David Stutz, MDAnn Arbor, MI 481051558451088
  5. Hussein Almadhoun, MDAnn Arbor, MI 481031497376511
  6. Mary Wisely, M.D.Ann Arbor, MI 481031225150501
  7. Marjorie Almeda, DOAnn Arbor, MI 481091295740728
  8. Julie Bynum, MDAnn Arbor, MI 481091851333959

Common questions

What is Grace Yin Jenq, MD's NPI number?

Grace Yin Jenq, MD's National Provider Identifier (NPI) is 1790710382, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Grace Yin Jenq, MD located?

The NPPES record lists a practice address at 1200 Earhart RD, Ann Arbor, MI, 48105. Phone: (734) 769-0177. Providers update this record themselves, so call before visiting.

How can I verify Grace Yin Jenq, MD's license?

NPPES lists Michigan license number 4301109141, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Grace Yin Jenq, MD prescribe under Medicare Part D?

In 2024, Grace Yin Jenq, MD had 116 Medicare Part D claims for 33 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.