NPPES file of Aug 9, 2026

Mathew Chung, MD

Surgical Oncology Physician · Grand Rapids, MI

Mathew Chung, MD is a surgical oncology physician with a practice address in Grand Rapids, Michigan, and NPI 1386685592, issued on Jun 9, 2006. Check the license (Michigan 4301085277, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386685592
Name
Mathew Chung
Credential
MD
Primary taxonomy
Surgical Oncology Physician 2086X0206X
License number
4301085277 MI
Self-reported in NPPES; status is on the state search
Practice location
145 Michigan St NE, Grand Rapids, MI 49503
Phone
(616) 726-8540
Enumerated
Jun 9, 2006
Record last updated
Feb 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050524000266); accepts Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 1992
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 145 Michigan St NE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Syed Muneer Abidi, MDHematology (Internal Medicine) Physician1922045525
  2. Amy Amash, M.S., C.G.C.Genetic Counselor (M.S.)1629001268
  3. Murwarid Assifi, MDSurgical Oncology Physician1548416563
  4. Lisa Berger, P.A.Physician Assistant1497729172
  5. Jamie Bray, PA-CMedical Physician Assistant1609964691
  6. Kristin Brown, CNSOncology Registered Nurse1033923149

Verify Mathew Chung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301085277
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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86% fewer Medicare Part D claims than the average surgical oncology physician in 2024

12 Medicare Part D claims, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Mathew Chung12
  2. Specialty average87

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): 86.4 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.

  1. Qualityout of 100 · 30% of the final score81.9
  2. Costout of 100 · 30%41.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $783.76

19 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 1,132 providers of this specialty with any payment received $4,224.74 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mathew Chung$783.76
  2. Specialty average$4,224.74

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

  1. Spectrum Health Primary Care PartnersGrand Rapids, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mathew Chung among 33 surgical oncology physician records in Michigan

Mathew Chung, MD is one of 33 surgical oncology physician records with a practice address in Michigan. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 70% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated1992 · median 2007 among the 28 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086X0206X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Oncology Physician providers in Michigan

There are 33 surgical oncology physician records in Michigan.

The 8 surgical oncology physician records with the nearest ZIP codes

  1. Murwarid Assifi, MDGrand Rapids, MI 495031548416563
  2. Marianne Melnik, MDGrand Rapids, MI 495031629142658
  3. Jill Onesti, M.D.Grand Rapids, MI 495031063674497
  4. Judy Smith, MDGrand Rapids, MI 495031154302172
  5. Tina Wong-Gillam, M.D.-PH.D.Grand Rapids, MI 495031578940334
  6. Gerald Wright, M.D.Grand Rapids, MI 495031700199809
  7. Laurence McCahill, MDWyoming, MI 495191467557835
  8. Gitonga Munene, MDKalamazoo, MI 490071164663829

Common questions

What is Mathew Chung, MD's NPI number?

Mathew Chung, MD's National Provider Identifier (NPI) is 1386685592, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mathew Chung, MD located?

The NPPES record lists a practice address at 145 Michigan St NE, Grand Rapids, MI, 49503. Phone: (616) 726-8540. Providers update this record themselves, so call before visiting.

How can I verify Mathew Chung, MD's license?

NPPES lists Michigan license number 4301085277, 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 Mathew Chung, MD prescribe under Medicare Part D?

In 2024, Mathew Chung, MD had 12 Medicare Part D claims; the average among surgical oncology physician prescribers was 87. Part D covers Medicare prescriptions only.

What is Mathew Chung, MD's MIPS final score?

The 2023 MIPS final score is 86.4 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.