Rodney L. Dewyer, MD
Internal Medicine Physician · Hamburg, MI
Rodney L. Dewyer, MD is an internal medicine physician with a practice address in Hamburg, Michigan, and NPI 1164511036, issued on Oct 11, 2006. Check the license (Michigan 4301065486, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Rodney L. Dewyer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301065486 MI
Self-reported in NPPES; status is on the state search - Practice location
- 10020 Professional Centre Dr., Hamburg, MI 48139
- Phone
- (810) 231-0252
- Enumerated
- Oct 11, 2006
- Record last updated
- May 23, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (810) 231-0256
- Medicaid ID
- 3469091 MI
- Medicare enrollment
- Enrolled (PECOS I20040824001405); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Verify Rodney L. Dewyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301065486Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average internal medicine physician in 2024
6,415 Medicare Part D claims for 397 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 628 claims were for opioids.
Most prescribed
- Atorvastatin Calcium333 claims
- Lisinopril242 claims
- Hydrocodone-Acetaminophen218 claims
- Levothyroxine Sodium194 claims
- Omeprazole174 claims
- Amlodipine Besylate159 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 one group practice
- Iha Health Services CorporationHamburg, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
4 internal medicine physician records list a practice address in Hamburg
They are 4 of the 35 NPPES records with a practice address in Hamburg, and 5,735 internal medicine physician records in Michigan.
All 4 in Hamburg → All 5,735 in Michigan → Every provider in Hamburg →
Other internal medicine physician records in Michigan
- Jamie Therese Abad, MDDetroit, MI1700573359
- Tomas Abalo, M.D.Iron Mountain, MI1336199975
- Ali Abbas, M.D.Pontiac, MI1972167526
- Sura Abbas, MDWarren, MI1801687405
- Ramzi Abbasi, MDSaginaw, MI1164270005
- Saadat Abbasi, MDKalamazoo, MI1912005596
- Shahzaman Abbasi, MDLansing, MI1376512111
- Youssef Abbiss, D.O.Mount Clemens, MI1982991881
- Valerie Abbott, MDSouthfield, MI1740289487
- Samer Abboud, MDSaginaw, MI1245804178
Common questions
What is Rodney L. Dewyer, MD's NPI number?
Rodney L. Dewyer, MD's National Provider Identifier (NPI) is 1164511036, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rodney L. Dewyer, MD located?
The NPPES record lists a practice address at 10020 Professional Centre Dr., Hamburg, MI, 48139. Phone: (810) 231-0252. Providers update this record themselves, so call before visiting.
How can I verify Rodney L. Dewyer, MD's license?
NPPES lists Michigan license number 4301065486, 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 Rodney L. Dewyer, MD prescribe under Medicare Part D?
In 2024, Rodney L. Dewyer, MD had 6,415 Medicare Part D claims for 397 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.