Michael Robert Wiltrakis, D.O
Internal Medicine Physician · Wyoming, MI
Michael Robert Wiltrakis, D.O is an internal medicine physician with a practice address in Wyoming, Michigan, and NPI 1447465349, issued on May 14, 2007. Check the license (Michigan 5101016411, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Michael Robert Wiltrakis
- Credential
- D.O
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 5101016411 MI
Self-reported in NPPES; status is on the state search - Practice location
- 5900 Byron Center Ave SW, Wyoming, MI 49519
- Phone
- (616) 252-7200
- Enumerated
- May 14, 2007
- Record last updated
- Apr 24, 2026
- Fax
- (616) 252-7830
- Medicare enrollment
- Enrolled (PECOS I20080801000096); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2005
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 5900 Byron Center Ave SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nichole Accetta, NPPsychiatric/Mental Health Nurse Practitioner1093111734
- Jacob Ackermann, DOStudent in an Organized Health Care Education/Training Program1376391870
- Abigail AdamsRegistered Dietitian1215574553
- Marc Afman, DOEmergency Medical Services (Emergency Medicine) Physician1700844511
- Maria Alfonso, PT, DPTPhysical Therapist1265935613
- Sarah AliStudent in an Organized Health Care Education/Training Program1437094828
Verify Michael Robert Wiltrakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101016411Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average internal medicine physician in 2024
295 Medicare Part D claims for 138 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 15 claims were for opioids.
Most prescribed
- Prednisone21 claims
- Pantoprazole Sodium20 claims
- Amoxicillin-Clavulanate Potass14 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.
Industry payments in 2024: $18.89
1 payment: food and beverage; the largest payer was Kiniksa Pharmaceuticals International, plc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Metropolitan HospitalWyoming, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Robert Wiltrakis among 5,735 internal medicine physician records in Michigan
Michael Robert Wiltrakis, 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 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 52% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2005 · median 2006 among the 3,564 with a school on file
- Record last updated2026 · 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).
34 internal medicine physician records list a practice address in Wyoming
They are 34 of the 1,661 NPPES records with a practice address in Wyoming, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Wyoming → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Albrecht, DOWyoming, MI 495191932140217
- Mershed Alsamara, MDWyoming, MI 495191336372010
- Thomas Bilisko, MDWyoming, MI 495191275537011
- Matthew Erck, DOWyoming, MI 495191003078023
- Chad Friend, DOWyoming, MI 495191396952065
- Kevin Furlong, DOWyoming, MI 495191255396776
- Jeffry Knibbe, MDWyoming, MI 495191700825296
- Peter Kuhl, M.D.Wyoming, MI 495191548377542
Common questions
What is Michael Robert Wiltrakis, D.O's NPI number?
Michael Robert Wiltrakis, D.O's National Provider Identifier (NPI) is 1447465349, issued on May 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael Robert Wiltrakis, D.O located?
The NPPES record lists a practice address at 5900 Byron Center Ave SW, Wyoming, MI, 49519. Phone: (616) 252-7200. Providers update this record themselves, so call before visiting.
How can I verify Michael Robert Wiltrakis, D.O's license?
NPPES lists Michigan license number 5101016411, 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 Michael Robert Wiltrakis, D.O prescribe under Medicare Part D?
In 2024, Michael Robert Wiltrakis, D.O had 295 Medicare Part D claims for 138 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.