Ronald Gonzales, M.D.
Family Medicine Physician · Saint Charles, MI
Ronald Gonzales, M.D. is a family medicine physician with a practice address in Saint Charles, Michigan, and NPI 1841274909, issued on Dec 2, 2005. Check the license (Michigan 430107548, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Ronald Gonzales
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 430107548 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1124 N Saginaw St, Saint Charles, MI 48655
- Phone
- (989) 865-8270
- Enumerated
- Dec 2, 2005
- Record last updated
- Mar 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (989) 865-8582
- Medicaid ID
- 4585811 MI
- Medicare enrollment
- Enrolled (PECOS I20040518000462); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 1997
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 1124 N Saginaw St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julie Martin, NPFamily Nurse Practitioner1871847657
Verify Ronald Gonzales in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 430107548Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% more Medicare Part D claims than the average family medicine physician in 2024
7,054 Medicare Part D claims for 517 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 160 claims were for opioids.
Most prescribed
- Atorvastatin Calcium459 claims
- Lisinopril325 claims
- Levothyroxine Sodium283 claims
- Metformin Hcl241 claims
- Amlodipine Besylate207 claims
- Omeprazole205 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.
Bills Medicare through 2 group practices
- Rau Physical Therapy IncFrankenmuth, MI
- Ronald L Gonzales MD PLLCSaint Charles, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ronald Gonzales among 6,013 family medicine physician records in Michigan
Ronald Gonzales, M.D. is one of 6,013 family medicine physician records with a practice address in Michigan. 75% 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, 89% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1997 · median 2008 among the 3,493 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 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 family medicine physician records list a practice address in Saint Charles
They are 2 of the 27 NPPES records with a practice address in Saint Charles, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Saint Charles → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Renato Lee, M.D.Saint Charles, MI 486551114977725
- Wayne Wahl, M.D.Rose City, MI 486541619928579
- Allyson Barker, DORoscommon, MI 486531811347479
- Mark Dibbet, MDRoscommon, MI 486531215953948
- Hira Hayee, MDSanford, MI 486571245890888
- Irfan Manzoor, MDSanford, MI 486571932769577
- Tammy Phillips, MDSanford, MI 486571265535272
- Elaina Shadrach, MDSanford, MI 486571083118764
Common questions
What is Ronald Gonzales, M.D.'s NPI number?
Ronald Gonzales, M.D.'s National Provider Identifier (NPI) is 1841274909, issued on Dec 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Gonzales, M.D. located?
The NPPES record lists a practice address at 1124 N Saginaw St, Saint Charles, MI, 48655. Phone: (989) 865-8270. Providers update this record themselves, so call before visiting.
How can I verify Ronald Gonzales, M.D.'s license?
NPPES lists Michigan license number 430107548, 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 Ronald Gonzales, M.D. prescribe under Medicare Part D?
In 2024, Ronald Gonzales, M.D. had 7,054 Medicare Part D claims for 517 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.