Joseph Kostrzewa, PA-C
Emergency Medicine Physician · Muskegon, MI
Joseph Kostrzewa, PA-C is an emergency medicine physician with a practice address in Muskegon, Michigan, and NPI 1922759703, issued on Jan 13, 2022. Check the license (Michigan 5601010980, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Joseph Kostrzewa
- Credential
- PA-C
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 5601010980 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1500 E Sherman Blvd, Muskegon, MI 49444
- Phone
- (231) 672-2000
- Enumerated
- Jan 13, 2022
- Record last updated
- Jan 14, 2022
- Medicare enrollment
- Enrolled (PECOS I20220222000901); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,083 in Michigan → Look up another NPI →
Also registered at 1500 E Sherman Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leslie Adkins, PA-CPhysician Assistant1457579849
- Irteza Afzal, MDStudent in an Organized Health Care Education/Training Program1558105296
- Theourrn Amalathasan, MDStudent in an Organized Health Care Education/Training Program1689366767
- Robin Anderson, NPNurse Practitioner1326188004
- Nathan Arnold, DOEmergency Medicine Physician1598784167
- Kaitlyn Averill, RN, AGCNS-BCRegistered Nurse1891534392
Verify Joseph Kostrzewa in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5601010980Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average emergency medicine physician in 2024
769 Medicare Part D claims for 255 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 291 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen200 claims
- Cephalexin175 claims
- Celecoxib140 claims
- Oxycodone-Acetaminophen80 claims
- Pregabalin62 claims
- Meloxicam48 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 practice group's MIPS final score for 2023 (Medicare payment program): 83.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $18.25
1 payment: food and beverage; the largest payer was Stryker Corporation. The 12,335 providers of this specialty with any payment received $953.79 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
- Orthopaedic Associates OF Muskegon PCMuskegon, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Kostrzewa among 3,083 emergency medicine physician records in Michigan
Joseph Kostrzewa, PA-C is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 86% of them.
- NPI issued2022 · 86% of these records are older, 10% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2021 · median 2013 among the 1,931 with a school on file
- Record last updated2022 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
71 emergency medicine physician records list a practice address in Muskegon
They are 71 of the 2,646 NPPES records with a practice address in Muskegon, and 3,083 emergency medicine physician records in Michigan.
All 3,083 in Michigan → Every provider in Muskegon → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Nathan Arnold, DOMuskegon, MI 494441598784167
- Mary Boyer, MDMuskegon, MI 494441396752218
- Ryan Brandt, DOMuskegon, MI 494441063098572
- David Burkard, MDMuskegon, MI 494441285129643
- Maryvic Cuison, DOMuskegon, MI 494441477595742
- Bernadette Dazzo, DOMuskegon, MI 494441184253312
- Angelic Dye, DOMuskegon, MI 494441730718784
- Natalie Goran, D.O.Norton Shores, MI 494441649244666
Common questions
What is Joseph Kostrzewa, PA-C's NPI number?
Joseph Kostrzewa, PA-C's National Provider Identifier (NPI) is 1922759703, issued on Jan 13, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Kostrzewa, PA-C located?
The NPPES record lists a practice address at 1500 E Sherman Blvd, Muskegon, MI, 49444. Phone: (231) 672-2000. Providers update this record themselves, so call before visiting.
How can I verify Joseph Kostrzewa, PA-C's license?
NPPES lists Michigan license number 5601010980, 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 Joseph Kostrzewa, PA-C prescribe under Medicare Part D?
In 2024, Joseph Kostrzewa, PA-C had 769 Medicare Part D claims for 255 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Joseph Kostrzewa, PA-C's MIPS final score?
The 2023 MIPS final score is 83.4 of 100, reported for the practice group. 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.