John A. Szajenko, MD
Physical Medicine & Rehabilitation Physician · Midland, MI
John A. Szajenko, MD is a physical medicine & rehabilitation physician with a practice address in Midland, Michigan, and NPI 1881670362, issued on Dec 16, 2005. Check the license (Michigan 4301068366, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- John A. Szajenko
- Credential
- MD
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- 4301068366 MI
Self-reported in NPPES; status is on the state search - Practice location
- 555 W Wackerly St, Midland, MI 48640
- Phone
- (989) 631-9267
- Enumerated
- Dec 16, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (989) 839-0629
- Medicaid ID
- 4187893 MI
- Medicare enrollment
- Enrolled (PECOS I20090427000026); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 742 in Michigan → Look up another NPI →
Also registered at 555 W Wackerly St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Roberta Corbat, RNNPCSNurse Practitioner1962471581
- Erika Dobschensky, DPTPhysical Therapist1346688561
Verify John A. Szajenko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301068366Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average physical medicine & rehabilitation physician in 2024
1,485 Medicare Part D claims for 219 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 754 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen347 claims
- Gabapentin287 claims
- Tramadol Hcl148 claims
- Pregabalin100 claims
- Oxycodone-Acetaminophen76 claims
- Prednisone71 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.
The MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Rehabilitation Associates OF Midmichigan P L CMidland, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John A. Szajenko among 742 physical medicine & rehabilitation physician records in Michigan
John A. Szajenko, MD is one of 742 physical medicine & rehabilitation physician records with a practice address in Michigan. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1996 · median 2008 among the 390 with a school on file
- Record last updated2026 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in Michigan
There are 742 physical medicine & rehabilitation physician records in Michigan.
All 742 in Michigan → Every provider in Midland → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Blake Bergeon, MDMidland, MI 486401619953106
- Leslie Schutz, MDMidland, MI 486401770563793
- Carolee Hinterman, P.T.Midland, MI 486421003860099
- Jose Mari Jurado, M.D.Saginaw, MI 486381265527964
- Heidi WykoffWest Branch, MI 486611639729379
- Kimberly BiskupSaginaw, MI 486041003318254
- Muhammad Jilani, M.D.Saginaw, MI 486041538191127
- Paul Laclair, MDSaginaw, MI 486041265517452
Common questions
What is John A. Szajenko, MD's NPI number?
John A. Szajenko, MD's National Provider Identifier (NPI) is 1881670362, issued on Dec 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John A. Szajenko, MD located?
The NPPES record lists a practice address at 555 W Wackerly St, Midland, MI, 48640. Phone: (989) 631-9267. Providers update this record themselves, so call before visiting.
How can I verify John A. Szajenko, MD's license?
NPPES lists Michigan license number 4301068366, 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 John A. Szajenko, MD prescribe under Medicare Part D?
In 2024, John A. Szajenko, MD had 1,485 Medicare Part D claims for 219 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.
What is John A. Szajenko, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.