Matthew P. Chadwick, D.O.
Gastroenterology Physician · Muskegon, MI
Matthew P. Chadwick, D.O. is a gastroenterology physician with a practice address in Muskegon, Michigan, and NPI 1285081067, issued on May 20, 2016. Check the license (Michigan 5101022335, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Matthew P. Chadwick
- Credential
- D.O.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 5101022335 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1675 Leahy St Ste 324B, Muskegon, MI 49442
- Phone
- (231) 672-8700
- Enumerated
- May 20, 2016
- Record last updated
- Jul 11, 2023
- Medicare enrollment
- Enrolled (PECOS I20200925001920); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2016
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 550 in Michigan → Look up another NPI →
Also registered at 1675 Leahy St Ste 324B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Morgan Aho, PA-CPhysician Assistant1316772940
- Michael Kinning, D.O.Gastroenterology Physician1184006611
- Haley Roestel, PA-CPhysician Assistant1326817313
- Julie Yam, D.O.Gastroenterology Physician1891131959
Verify Matthew P. Chadwick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101022335Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average gastroenterology physician in 2024
703 Medicare Part D claims for 398 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Peg 3350-Electrolyte235 claims
- Omeprazole147 claims
- Pantoprazole Sodium41 claims
- Gavilyte-G28 claims
- Linzess28 claims
- Peg-3350 And Electrolytes26 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): 81.6 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: $270.82
4 payments; by number, the most common kind was food and beverage; the largest payer was Intercept Pharmaceuticals, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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
- Mercy Health Partners - Physician SpecialistMuskegon, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew P. Chadwick among 550 gastroenterology physician records in Michigan
Matthew P. Chadwick, D.O. is one of 550 gastroenterology physician records with a practice address in Michigan. 85% 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 86% of them.
- NPI issued2016 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2016 · median 2003 among the 415 with a school on file
- Record last updated2023 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Michigan
There are 550 gastroenterology physician records in Michigan.
All 550 in Michigan → Every provider in Muskegon → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- John Egan, MDMuskegon, MI 494421689665549
- Steven Fox, M.D.Muskegon, MI 494421467666040
- Michael Kinning, D.O.Muskegon, MI 494421184006611
- Jeffrey Leinicke, MDMuskegon, MI 494421861483729
- Andrew Welch, M.D.Muskegon, MI 494421992812952
- Julie Yam, D.O.Muskegon, MI 494421891131959
- Krishna Meka, D.O.Muskegon, MI 494451043698988
- Nino Soave, D.O.Muskegon, MI 494451053539007
Common questions
What is Matthew P. Chadwick, D.O.'s NPI number?
Matthew P. Chadwick, D.O.'s National Provider Identifier (NPI) is 1285081067, issued on May 20, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Matthew P. Chadwick, D.O. located?
The NPPES record lists a practice address at 1675 Leahy St Ste 324B, Muskegon, MI, 49442. Phone: (231) 672-8700. Providers update this record themselves, so call before visiting.
How can I verify Matthew P. Chadwick, D.O.'s license?
NPPES lists Michigan license number 5101022335, 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 Matthew P. Chadwick, D.O. prescribe under Medicare Part D?
In 2024, Matthew P. Chadwick, D.O. had 703 Medicare Part D claims for 398 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Matthew P. Chadwick, D.O.'s MIPS final score?
The 2023 MIPS final score is 81.6 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.