Internists in Muskegon, MI

  • Internal medicine
  • Muskegon, Michigan
Internists
39
Linked to a hospital or group
32
Hospitals with an internist
9
Medical groups with an internist
21
Practice at a hospital
27

There are 39 internists in Muskegon. Trinity Health Medical Group has the most, 9, and Trinity Health Muskegon Hospital has the most affiliated internists, 21. 46% finished medical school 30 or more years ago.

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Muskegon internists, listed A to Z by last name

Each internist on the list has internal medicine as their primary specialty and a Muskegon practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Sort and filter all 39 Muskegon internists by hospital, medical group, the EHR they use and Medicare volume in Dmand AI.

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Muskegon internists, A to Z
InternistHospitalsMedical groupsEmail and phone
Fatima Afzal, MDNPI 16399187411 hospital-Contacts
Michael W. Borgeld, MDNPI 1073614251-4 groupsContacts
Ronald Craig Chusid, DONPI 18413792602 hospitals-Contacts
Justin Michael Davies, MDNPI 13768079334 hospitals1 groupContacts
Amy Dean, DONPI 1982615357-1 groupContacts
Dennis Vincent Desimone, DONPI 14674689342 hospitals2 groupsContacts
Marylynn Joanna Gaastra, PANPI 1841582327-1 groupContacts
Branden M. Goller, DONPI 19822872563 hospitals1 groupContacts
Hikmat Surafin Halasa, MDNPI 13867354472 hospitals-Contacts
Douglas Hall, MDNPI 1811481955--Contacts
David Ryan Heger, DO, PharmDNPI 12252001654 hospitals2 groupsContacts
James Peter Heyboer II, MDNPI 12555484423 hospitals2 groupsContacts
Gregory Allan Holton Jr., MDNPI 1194136556-1 groupContacts
Claudia Denisse Jarrin Tejada, MDNPI 16495830633 hospitals2 groupsContacts
Joshua N. Kalb, DONPI 18517418543 hospitals2 groupsContacts
Tyson Jay Lahti, DONPI 14778148463 hospitals3 groupsContacts
Mary G. Mezher, DONPI 11246863653 hospitals1 groupContacts
Benjamin Nicholson, MDNPI 19822838673 hospitals1 groupContacts
Marcela A. Novakosky, MDNPI 17008635033 hospitals1 groupContacts
Lindsay Leigh Oliveira, MDNPI 19424279356 hospitals9 groupsContacts
Soaries Maxine Peterson, MD, PhDNPI 15281853031 hospital-Contacts
Rebecca Prafke, DONPI 19520458742 hospitals1 groupContacts
Ryan Matthew PriestNPI 11144363913 hospitals1 groupContacts
Amanda P. Rawson, DONPI 14377325341 hospital-Contacts
Megan Kempa Rose, DONPI 1225882848--Contacts
Karen Louise Seaver, MDNPI 19725713703 hospitals-Contacts
Trevor James-Albert Sherman, MDNPI 15984529971 hospital1 groupContacts
Frank Remington Sprague, MDNPI 11341201081 hospital1 groupContacts
Karen A. Thornburg, MDNPI 10039381192 hospitals2 groupsContacts
Jonathan Vanderslik, MDNPI 14778158504 hospitals1 groupContacts
Robin L. Webb, MDNPI 18513162361 hospital2 groupsContacts
Emily Therese Whyte, DONPI 16095639231 hospital-Contacts
Ken Ke Ye, MDNPI 14270352294 hospitals1 groupContacts

The list shows the 33 internists with a public profile. The other 6 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

For health IT teams

Find Muskegon internists by the EHR they use

Dmand AI has the EHR for 35 of 39 Muskegon internists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

Trinity Health Medical Group has the most internists in Muskegon, with 9

Trinity Health Medical Group, Primary Care & Pediatrics - North Muskegon is second with 8, and Hackley Community Care third with 3. Counts are internists with a Michigan address linked to each group.

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Trinity Health Muskegon Hospital has the most affiliated internists in Muskegon, with 21

Trinity Health Shelby Hospital is second with 12, and Corewell Health Grand Rapids Hospitals - Butterworth third with 7. Muskegon internists are affiliated with 9 hospitals in all.

Top 9 of 9 Muskegon hospitals with an affiliated internist

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Each public profile names one place an internist practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Muskegon internists practice at a hospital: 27 of the 32 with a mapped site

13 also practice at a medical group site, and 9 at hospices. An internist can practice at several kinds of site, so the shares overlap.

Muskegon internists by site of care

  1. Hospitals27
  2. Medical group practices13
  3. Hospices9
  4. Home health agencies5
  5. Physician offices3

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

46% of Muskegon internists finished medical school 30 or more years ago

12 of the 26 Muskegon internists with a graduation year on file. 4 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

  1. Under 10 years ago4
  2. 10 to 19 years ago7
  3. 20 to 29 years ago3
  4. 30 to 39 years ago4
  5. 40 or more years ago8

Source: Dmand AI Professional Profile Data

Every Muskegon internist profile shows current hospitals and groups, Medicare activity and NPI details

  • Primary practiceThe main place they practice, with its type and cityOn every profile
  • Every site of careEach hospital, clinic and group where they practice nowWith a free account
  • EmployerThe organization they work for, when one is on fileWith a free account
  • Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
  • Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
  • Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
  • Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
  • Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
  • NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
  • Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
  • EHR in useThe EHR at each site where they practiceWith a free account
  • Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Muskegon internist directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracyRemove my information

Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and a Muskegon practice address.

FAQ

Frequently asked questions about internists in Muskegon

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many internists are in Muskegon?

39 internists have an active NPI, a Muskegon practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 32 of them are linked to a hospital or medical group.

Which Muskegon medical groups have the most internists?

Trinity Health Medical Group, with 9, followed by Trinity Health Medical Group, Primary Care & Pediatrics - North Muskegon with 8 and Hackley Community Care with 3.

Which Muskegon hospitals have the most internists?

Trinity Health Muskegon Hospital, with 21 affiliated internists, followed by Trinity Health Shelby Hospital with 12 and Corewell Health Grand Rapids Hospitals - Butterworth with 7.

What share of Muskegon internists practice at a hospital?

27 of the 32 Muskegon internists with a mapped site of care, or 84%, have a current hospital affiliation.

What is the taxonomy code for internal medicine?

207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.

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Search 39 Muskegon internists by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

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