Registry data as of Aug 27, 2026

Jeanine Ernest, MD

Internal Medicine Physician · Alma, MI

Jeanine Ernest, MD is an internal medicine physician with a practice address in Alma, Michigan, and NPI 1235367269, issued on Jun 29, 2009. Check the license (Michigan 4301092777, as entered in NPPES) 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
1235367269
Name
Jeanine Ernest
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301092777 MI
Self-reported in NPPES; status is on the state search
Practice location
200 E Warwick Dr, Alma, MI 48801
Phone
(989) 463-5876
Enumerated
Jun 29, 2009
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 200 E Warwick Dr

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

  1. Mackenzie HallNurse Practitioner1649146374
  2. Miranda Nelson, FNP-BCFamily Nurse Practitioner1659855013
  3. Kenda Parker, NP-CNurse Practitioner1093073025
  4. Regan Waldron, NPNurse Practitioner1801514666
  5. Christina WilsonNurse Practitioner1295130847

Verify Jeanine Ernest in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 4301092777
    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.

4.7 times the Medicare Part D claims of the average internal medicine physician in 2024

13,116 Medicare Part D claims for 709 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 291 claims were for opioids.

  1. Jeanine Ernest13,116
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium832 claims
  2. Levothyroxine Sodium784 claims
  3. Lisinopril710 claims
  4. Amlodipine Besylate449 claims
  5. Omeprazole446 claims
  6. Losartan Potassium339 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. Mymichigan Medical Center AlmaAlma, MI · Acute Care Hospitals4 of 5 stars

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.

8 internal medicine physician records list a Alma practice address

They are 8 of the 681 NPPES records with a Alma 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 Jeanine Ernest, MD's NPI number?

Jeanine Ernest, MD's National Provider Identifier (NPI) is 1235367269, issued on Jun 29, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jeanine Ernest, MD located?

The NPPES record lists a practice address at 200 E Warwick Dr, Alma, MI, 48801. Phone: (989) 463-5876. Providers update this record themselves, so call before visiting.

How can I verify Jeanine Ernest, MD's license?

NPPES lists Michigan license number 4301092777, as entered by the provider. 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 Jeanine Ernest, MD prescribe under Medicare Part D?

In 2024, Jeanine Ernest, MD had 13,116 Medicare Part D claims for 709 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.