Robert L. Chadwick, D.O.
Family Medicine Physician · Frankenmuth, MI
Robert L. Chadwick, D.O. is a family medicine physician with a practice address in Frankenmuth, Michigan, and NPI 1740220870, issued on Jun 7, 2006. Check the license (Michigan 5101007818, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Robert L. Chadwick
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5101007818 MI
Self-reported in NPPES; status is on the state search - Practice location
- 154 S Main St Ste 6, Frankenmuth, MI 48734
- Phone
- (989) 502-1122
- Enumerated
- Jun 7, 2006
- Record last updated
- Jun 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (989) 502-1212
- Medicaid ID
- 4850686 MI
- Medicare enrollment
- Enrolled (PECOS I20050120000322); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 1979
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 154 S Main St Ste 6
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Surrock, PAPhysician Assistant1033493309
- Abigail Weirauch, FNP-BCFamily Nurse Practitioner1508465543
Verify Robert L. Chadwick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101007818Check 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% fewer Medicare Part D claims than the average family medicine physician in 2024
50 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Bisoprolol Fumarate13 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
- Frankenmuth Medical Associates PLLCFrankenmuth, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert L. Chadwick among 6,013 family medicine physician records in Michigan
Robert L. Chadwick, D.O. 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 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1979 · median 2008 among the 3,493 with a school on file
- Record last updated2019 · 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).
14 family medicine physician records list a practice address in Frankenmuth
They are 14 of the 160 NPPES records with a practice address in Frankenmuth, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Frankenmuth → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Janet Bach, D.O.Frankenmuth, MI 487341083602510
- Patrick Botz, D.O.Frankenmuth, MI 487341447248968
- Lowell Butman, M.DFrankenmuth, MI 487341114964822
- Michael Butman, M.DFrankenmuth, MI 487341306888425
- Jessica Dawson, MD, MSCFrankenmuth, MI 487341023799004
- Mark Greenwell, MDFrankenmuth, MI 487341730299074
- Suleman Janjua, MDFrankenmuth, MI 487341518520469
- Mohammad JondyFrankenmuth, MI 487341912312489
Common questions
What is Robert L. Chadwick, D.O.'s NPI number?
Robert L. Chadwick, D.O.'s National Provider Identifier (NPI) is 1740220870, issued on Jun 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert L. Chadwick, D.O. located?
The NPPES record lists a practice address at 154 S Main St Ste 6, Frankenmuth, MI, 48734. Phone: (989) 502-1122. Providers update this record themselves, so call before visiting.
How can I verify Robert L. Chadwick, D.O.'s license?
NPPES lists Michigan license number 5101007818, 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 Robert L. Chadwick, D.O. prescribe under Medicare Part D?
In 2024, Robert L. Chadwick, D.O. had 50 Medicare Part D claims; 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.