NPPES file of Aug 9, 2026

James L. Chambers, D.O.

Cardiovascular Disease Physician · Flint, MI

James L. Chambers, D.O. is a cardiovascular disease physician with a practice address in Flint, Michigan, and NPI 1295722288, issued on Oct 4, 2005. Check the license (Michigan 5101008059, 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
1295722288
Name
James L. Chambers
Credential
D.O.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
5101008059 MI
Self-reported in NPPES; status is on the state search
Practice location
5100 Gateway Ctr, Flint, MI 48507
Phone
(810) 733-6480
Enumerated
Oct 4, 2005
Record last updated
May 17, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(810) 733-6483
Medicare enrollment
Enrolled (PECOS I20040430000613); may accept Medicare assignment
Medical or professional school
West Virginia School Of Osteopathic Medicine, 1978
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 5100 Gateway Ctr

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

  1. Syed Ahmed, M.D.Cardiovascular Disease Physician1023005063
  2. Joseph Drevon, P.A.-C.Physician Assistant1831347756
  3. Abdul Hasnie, M.D.Cardiovascular Disease Physician1619964699
  4. Kathleen Hodges, P.A.-C.Physician Assistant1538139688
  5. Kamal Kassem, MDCardiovascular Disease Physician1073049516
  6. Petru PopPhysician Assistant1124459284

Verify James L. Chambers 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 5101008059
    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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2.5 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

7,719 Medicare Part D claims for 1,112 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.

  1. James Chambers7,719
  2. Specialty average3,078

Most prescribed

  1. Eliquis924 claims
  2. Xarelto760 claims
  3. Metoprolol Tartrate586 claims
  4. Atorvastatin Calcium398 claims
  5. Metoprolol Succinate302 claims
  6. Entresto267 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: $3,699.57

124 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Chambers$3,699.57
  2. Specialty average$3,819.56

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. Cardiology Institute OF Michigan PLLCFlint, MI

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

Cardiovascular Disease Physician providers in Michigan

There are 860 cardiovascular disease physician records in Michigan.

Other cardiovascular disease physician records in Michigan

  1. Wissam Abdallah, M.D.Grand Rapids, MI1043410145
  2. Asrar Abdou, MDDetroit, MI1578091641
  3. Michael Abdul-Malek, D.O.Dearborn Heights, MI1396935946
  4. Khaled Abdul-Nour, M.D.Detroit, MI1184792608
  5. Madar Abed, MDFlushing, MI1235165275
  6. George Abela, M.D.East Lansing, MI1629012299
  7. Aiden Abidov, MD, PHDDetroit, MI1619181427
  8. Victor Abiragi, MDSt Clair Shores, MI1447254248
  9. Mohammed Abu-Mahfouz, MDDetroit, MI1992873418
  10. Hossam Abubakar, M.DLansing, MI1386095750

Common questions

What is James L. Chambers, D.O.'s NPI number?

James L. Chambers, D.O.'s National Provider Identifier (NPI) is 1295722288, issued on Oct 4, 2005. An NPI identifies a provider in billing; it is not a license.

Where is James L. Chambers, D.O. located?

The NPPES record lists a practice address at 5100 Gateway Ctr, Flint, MI, 48507. Phone: (810) 733-6480. Providers update this record themselves, so call before visiting.

How can I verify James L. Chambers, D.O.'s license?

NPPES lists Michigan license number 5101008059, 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 James L. Chambers, D.O. prescribe under Medicare Part D?

In 2024, James L. Chambers, D.O. had 7,719 Medicare Part D claims for 1,112 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.