NPPES file of Aug 9, 2026

Jacqueline Gierer, D.O.

Internal Medicine Physician · Southfield, MI

Jacqueline Gierer, D.O. is an internal medicine physician with a practice address in Southfield, Michigan, and NPI 1285997106, issued on Jun 18, 2012. Check the license (Michigan 5101019680, 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
1285997106
Name
Jacqueline Gierer
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5101019680 MI
Self-reported in NPPES; status is on the state search
Practice location
29355 Northwestern Hwy, Southfield, MI 48034
Phone
(248) 356-7726
Enumerated
Jun 18, 2012
Record last updated
Oct 5, 2023
Fax
(248) 356-7749
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 29355 Northwestern Hwy

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

  1. Chang Choi, M. D.,Surgery Physician1669596458
  2. Mustapha Choucair, MDInternal Medicine Physician1598217770
  3. Eugene Herman, MDInternal Medicine Physician1801876164
  4. David Jacobs, MDInternal Medicine Physician1437158185
  5. Emily Levin, MDDermatology Physician1437140456
  6. Daneen LockeMedical Physician Assistant1740314970

Verify Jacqueline Gierer 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 5101019680
    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

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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78% fewer Medicare Part D claims than the average internal medicine physician in 2024

708 Medicare Part D claims for 43 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Jacqueline Gierer708
  2. Specialty average3,176

Most prescribed

  1. Losartan Potassium48 claims
  2. Atorvastatin Calcium40 claims
  3. Rosuvastatin Calcium36 claims
  4. Ozempic25 claims
  5. Amlodipine Besylate20 claims
  6. Carvedilol17 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.

Jacqueline Gierer among 5,735 internal medicine physician records in Michigan

Jacqueline Gierer, D.O. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 59% of them.

  • NPI issued2012 · 59% of these records are older, 39% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2023 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

200 internal medicine physician records list a practice address in Southfield

They are 200 of the 5,689 NPPES records with a practice address in Southfield, and 5,735 internal medicine physician records in Michigan.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Elena Akkerman, MDSouthfield, MI 480341760463749
  2. Ashok Bansal, MDSouthfield, MI 480341114908209
  3. Sumner CamisaSouthfield, MI 480341033100540
  4. Charles Godoshian, M.D.Southfield, MI 480341699769190
  5. David Jacobs, MDSouthfield, MI 480341437158185
  6. Edward Mishal, D.OSouthfield, MI 480341043200132
  7. Leon Morris, DOSouthfield, MI 480341700885159
  8. Sindhu Ramesh, M.D.Southfield, MI 480341396730206

Common questions

What is Jacqueline Gierer, D.O.'s NPI number?

Jacqueline Gierer, D.O.'s National Provider Identifier (NPI) is 1285997106, issued on Jun 18, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Jacqueline Gierer, D.O. located?

The NPPES record lists a practice address at 29355 Northwestern Hwy, Southfield, MI, 48034. Phone: (248) 356-7726. Providers update this record themselves, so call before visiting.

How can I verify Jacqueline Gierer, D.O.'s license?

NPPES lists Michigan license number 5101019680, 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 Jacqueline Gierer, D.O. prescribe under Medicare Part D?

In 2024, Jacqueline Gierer, D.O. had 708 Medicare Part D claims for 43 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.