Matthew Zamora, PA-C
Internal Medicine Physician · Bay City, MI
Matthew Zamora, PA-C is an internal medicine physician with a practice address in Bay City, Michigan, and NPI 1659883676, issued on Oct 31, 2017. Check the license (Michigan 5601008472, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Matthew Zamora
- Credential
- PA-C
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 5601008472 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4818 S Professional Dr, Bay City, MI 48706
- Phone
- (989) 686-8100
- Enumerated
- Oct 31, 2017
- Record last updated
- Oct 31, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180110003427); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Verify Matthew Zamora in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5601008472Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% more Medicare Part D claims than the average internal medicine physician in 2024
5,977 Medicare Part D claims for 744 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 211 claims were for opioids.
Most prescribed
- Atorvastatin Calcium272 claims
- Amlodipine Besylate193 claims
- Metformin Hcl184 claims
- Gabapentin182 claims
- Levothyroxine Sodium174 claims
- Lisinopril136 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: $1,465.81
73 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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.
3 hospitals and group practices
- Mclaren Bay RegionBay City, MI · Acute Care Hospitals1 of 5 stars
- Mclaren Medical GroupBay City, MI
- Progress Physical Therapy IncHale, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Matthew Zamora among 5,735 internal medicine physician records in Michigan
Matthew Zamora, PA-C 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 2017, is newer than 71% of them.
- NPI issued2017 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2017 · median 2006 among the 3,564 with a school on file
- Record last updated2017 · 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).
29 internal medicine physician records list a practice address in Bay City
They are 29 of the 2,380 NPPES records with a practice address in Bay City, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Bay City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mohamed Abuharaz, M.D.Bay City, MI 487061427005123
- Naeem Ahmed, M.D.Bay City, MI 487061720052020
- Selina Akbar, M.D.Bay City, MI 487061568571453
- Mohamed Ali, M.D.Bay City, MI 487061881705580
- Lakshmi Arekapudi, M.D.Bay City, MI 487061053385682
- Tracy Brandenburg, MDBay City, MI 487061700989704
- Mark Ginther, MDBay City, MI 487061669576146
- James Guigelaar, MDBay City, MI 487061831105956
Common questions
What is Matthew Zamora, PA-C's NPI number?
Matthew Zamora, PA-C's National Provider Identifier (NPI) is 1659883676, issued on Oct 31, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Zamora, PA-C located?
The NPPES record lists a practice address at 4818 S Professional Dr, Bay City, MI, 48706. Phone: (989) 686-8100. Providers update this record themselves, so call before visiting.
How can I verify Matthew Zamora, PA-C's license?
NPPES lists Michigan license number 5601008472, 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 Zamora, PA-C prescribe under Medicare Part D?
In 2024, Matthew Zamora, PA-C had 5,977 Medicare Part D claims for 744 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.