Jacob Simpson, M.D.
Critical Care Medicine (Internal Medicine) Physician · Saint Joseph, MI
Jacob Simpson, M.D. is a critical care medicine (internal medicine) physician with a practice address in Saint Joseph, Michigan, and NPI 1669829859, issued on May 18, 2016. Check the license (Michigan 4301503572, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Jacob Simpson
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 4301503572 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1234 Napier Ave, Saint Joseph, MI 49085
- Phone
- (269) 985-4632
- Enumerated
- May 18, 2016
- Record last updated
- Oct 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (269) 985-4523
- Medicare enrollment
- Enrolled (PECOS I20211019001071); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 178 in Michigan → Look up another NPI →
Also registered at 1234 Napier Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erik Achramowicz, D.O.Emergency Medicine Physician1598027245
- Scott Achramowicz, PAPhysician Assistant1295244630
- Joseph Aderemi, MDPsychiatry Physician1831726546
- Kristina Aleksoniene, MDInfectious Disease Physician1659545002
- Sydney Alexander, DOFamily Medicine Physician1144952698
- Robert Allen, MDCritical Care Medicine (Internal Medicine) Physician1073540647
Verify Jacob Simpson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301503572Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Metropolitan HospitalWyoming, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jacob Simpson among 178 critical care medicine (internal medicine) physician records in Michigan
Jacob Simpson, M.D. is one of 178 critical care medicine (internal medicine) physician records with a practice address in Michigan. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 78% of them.
- NPI issued2016 · 78% of these records are older, 18% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2016 · median 2008 among the 136 with a school on file
- Record last updated2021 · 30% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Michigan
There are 178 critical care medicine (internal medicine) physician records in Michigan.
All 178 in Michigan → Every provider in Saint Joseph → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Robert Allen, MDSaint Joseph, MI 490851073540647
- Narayana Gandham, M.D.Saint Joseph, MI 490851194179911
- Stephen Hempel, MDSaint Joseph, MI 490851851329601
- Adil Keskin, MDSaint Joseph, MI 490851790754521
- William Nichols, DOSaint Joseph, MI 490851285656017
- Furqan Siddiqi, MDSaint Joseph, MI 490851639481344
- Tarek Saleh, M.DMarshall, MI 490681790915544
- Paul Detrisac, MDNiles, MI 491201962506527
Common questions
What is Jacob Simpson, M.D.'s NPI number?
Jacob Simpson, M.D.'s National Provider Identifier (NPI) is 1669829859, issued on May 18, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Jacob Simpson, M.D. located?
The NPPES record lists a practice address at 1234 Napier Ave, Saint Joseph, MI, 49085. Phone: (269) 985-4632. Providers update this record themselves, so call before visiting.
How can I verify Jacob Simpson, M.D.'s license?
NPPES lists Michigan license number 4301503572, 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.
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.