NPPES file of Aug 9, 2026

Charles R. Barker, DO

Family Medicine Physician · Belding, MI

Charles R. Barker, DO is a family medicine physician with a practice address in Belding, Michigan, and NPI 1588612576, issued on May 4, 2006. Check the license (Michigan 5101013251, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588612576
Name
Charles R. Barker
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
5101013251 MI
Self-reported in NPPES; status is on the state search
Practice location
1320 W State St, Belding, MI 48809
Phone
(616) 794-1810
Enumerated
May 4, 2006
Record last updated
May 16, 2024
Fax
(616) 794-1947
Medicaid IDs
4784473 MI
4784482 MI
4784491 MI
4784508 MI
Medicare enrollment
Enrolled (PECOS I20040227000148); accepts Medicare assignment
Medical or professional school
Kansas City University Of Med & Biosciences, College Of Osteo Med, 1996
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 1320 W State St

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

  1. Susan Strotheide, PAPhysician Assistant1003835877

Verify Charles R. Barker 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 5101013251
    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

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2.2 times the Medicare Part D claims of the average family medicine physician in 2024

7,632 Medicare Part D claims for 419 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. 601 claims were for opioids.

  1. Charles Barker7,632
  2. Specialty average3,544

Most prescribed

  1. Hydrocodone-Acetaminophen357 claims
  2. Atorvastatin Calcium330 claims
  3. Lisinopril248 claims
  4. Omeprazole228 claims
  5. Amlodipine Besylate217 claims
  6. Levothyroxine Sodium212 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: $766.37

41 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Charles Barker$766.37
  2. Specialty average$902.55

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. Charles R Barker JR DO Family Practice PCBelding, MI

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

Charles R. Barker among 6,013 family medicine physician records in Michigan

Charles R. Barker, DO 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
  • Graduated1996 · median 2008 among the 3,493 with a school on file
  • Record last updated2024 · 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).

4 family medicine physician records list a practice address in Belding

They are 4 of the 67 NPPES records with a practice address in Belding, and 6,013 family medicine physician records in Michigan.

The 8 family medicine physician records with the nearest ZIP codes

  1. Chelsea Goodman, D.O.Belding, MI 488091841871878
  2. Trisha Slocum, DOBelding, MI 488091407236904
  3. Thomas Stout, D.O.Belding, MI 488091396774865
  4. Seth Ferguson, DOCarson City, MI 488111063462554
  5. Roger Morris, DOAshley, MI 488061477529022
  6. Linda Chermak, MDCharlotte, MI 488131619209442
  7. Kimberly Friar, MDCharlotte, MI 488131407879653
  8. Kassem Hallak, MD MSCharlotte, MI 488131629140447

Common questions

What is Charles R. Barker, DO's NPI number?

Charles R. Barker, DO's National Provider Identifier (NPI) is 1588612576, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles R. Barker, DO located?

The NPPES record lists a practice address at 1320 W State St, Belding, MI, 48809. Phone: (616) 794-1810. Providers update this record themselves, so call before visiting.

How can I verify Charles R. Barker, DO's license?

NPPES lists Michigan license number 5101013251, 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 Charles R. Barker, DO prescribe under Medicare Part D?

In 2024, Charles R. Barker, DO had 7,632 Medicare Part D claims for 419 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.