NPPES file of Aug 9, 2026

Louis M. Chambers, MD

Anatomic Pathology & Clinical Pathology Physician · Oklahoma City, OK

Louis M. Chambers, MD is an anatomic pathology & clinical pathology physician with a practice address in Oklahoma City, Oklahoma, and NPI 1104856467, issued on Jul 3, 2006. Check the license (Oklahoma 16178, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104856467
Name
Louis M. Chambers
Credential
MD
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License number
16178 OK
Self-reported in NPPES; status is on the state search
Practice location
1000 N Lee Ave, Oklahoma City, OK 73102
Phone
(405) 272-7041
Enumerated
Jul 3, 2006
Record last updated
Apr 18, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070416000532); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1986
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 1000 N Lee Ave

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

  1. Ernest Abunaw, M.D.Psychiatry Physician1811558844
  2. Paul Addison, MDAnatomic Pathology & Clinical Pathology Physician1700814845
  3. Adejoke Adeoba, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1154283943
  4. Nazir Ahmad, MD/MBBSInternal Medicine Physician1982015962
  5. Syed Anwer, MDCritical Care Medicine (Internal Medicine) Physician1689720443
  6. Ronald Aycock, MDAnesthesiology Physician1225359144

Verify Louis M. Chambers in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 16178
    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 Oklahoma license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 90.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Pathology Group PCOklahoma City, OK

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

Louis M. Chambers among 150 anatomic pathology & clinical pathology physician records in Oklahoma

Louis M. Chambers, MD is one of 150 anatomic pathology & clinical pathology physician records with a practice address in Oklahoma. 54% 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 under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 49% newer
  • In a Medicare fileYes · 54% of these records are
  • In the CMS Doctors and Clinicians fileYes · 47% of these records are
  • Graduated1986 · median 2000 among the 71 with a school on file
  • Record last updated2008 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology & Clinical Pathology Physician providers in Oklahoma

There are 150 anatomic pathology & clinical pathology physician records in Oklahoma.

The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes

  1. Paul Addison, MDOklahoma City, OK 731021700814845
  2. James Brinkworth, MDOklahoma City, OK 731021548296254
  3. Fadi Gebrail, M.D.Oklahoma City, OK 731021932314002
  4. Damion Kistler, MDOklahoma City, OK 731021033154265
  5. Marlene Magrini Greyson, MDOklahoma City, OK 731021053341503
  6. Naresh Pemmaraju, M.D.Oklahoma City, OK 731021952692907
  7. Michelle Powers, MDOklahoma City, OK 731021336223064
  8. Nasir Bakshi, MDOklahoma City, OK 731041164491106

Common questions

What is Louis M. Chambers, MD's NPI number?

Louis M. Chambers, MD's National Provider Identifier (NPI) is 1104856467, issued on Jul 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Louis M. Chambers, MD located?

The NPPES record lists a practice address at 1000 N Lee Ave, Oklahoma City, OK, 73102. Phone: (405) 272-7041. Providers update this record themselves, so call before visiting.

How can I verify Louis M. Chambers, MD's license?

NPPES lists Oklahoma license number 16178, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Louis M. Chambers, MD's MIPS final score?

The 2023 MIPS final score is 90.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.