NPPES file of Aug 9, 2026

Onyekachi Anne-Marie Osemenam, PA

Physician Assistant · Dallas, TX

Onyekachi Anne-Marie Osemenam, PA is a physician assistant with a practice address in Dallas, Texas, and NPI 1538820832, issued on Jan 7, 2022. Check the license (Texas PA15509, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538820832
Name
Onyekachi Anne-Marie Osemenam
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA15509 TX
Self-reported in NPPES; status is on the state search
Practice location
5200 Harry Hines Blvd, Dallas, TX 75235
Phone
(214) 590-8000
Enumerated
Jan 7, 2022
Record last updated
Jun 9, 2022
Medicare enrollment
Enrolled (PECOS I20220503000857); accepts Medicare assignment
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 5200 Harry Hines Blvd

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

  1. Jazzmyne Aaron, LCSWClinical Social Worker1326550997
  2. Dallah Abdallahi, PAPhysician Assistant1093294811
  3. Carol AbousaabHospice and Palliative Medicine (Internal Medicine) Physician1982231783
  4. Jocelyn AbrahamHospitalist Physician1144781121
  5. Misty AbrahamFamily Nurse Practitioner1063168177
  6. Sunitha AbrahamAcute Care Nurse Practitioner1538668413

Verify Onyekachi Anne-Marie Osemenam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license PA15509
    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
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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88% fewer Medicare Part D claims than the average physician assistant in 2024

102 Medicare Part D claims for 16 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Onyekachi Osemenam102
  2. Specialty average830

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 90.1 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 score85.1
  2. Costout of 100 · 30%63.5
  3. Promoting interoperabilityout of 100 · 25%88.0
  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. Dallas County Hospital DistrictIrving, TX

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

Onyekachi Anne-Marie Osemenam among 10,999 physician assistant records in Texas

Onyekachi Anne-Marie Osemenam, PA is one of 10,999 physician assistant records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 74% of them.

  • NPI issued2022 · 74% of these records are older, 18% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2021 · median 2017 among the 6,096 with a school on file
  • Record last updated2022 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,164 physician assistant records list a practice address in Dallas

They are 1,164 of the 36,304 NPPES records with a practice address in Dallas, and 10,999 physician assistant records in Texas.

The 8 physician assistant records with the nearest ZIP codes

  1. Godwin Adams, PA-CDallas, TX 752351154320034
  2. Richard Benson, PA-CDallas, TX 752351669457198
  3. Cynthia Cope-Tome, PA-CDallas, TX 752351689659104
  4. Linda Delaney, PA-CDallas, TX 752351053396119
  5. Patrick Fox, PA-CDallas, TX 752351487654109
  6. Thomas Gannon, PA-CDallas, TX 752351629078811
  7. Linda Kientz, PA-CDallas, TX 752351023018736
  8. Phuong Luu, PADallas, TX 752351649257353

Common questions

What is Onyekachi Anne-Marie Osemenam, PA's NPI number?

Onyekachi Anne-Marie Osemenam, PA's National Provider Identifier (NPI) is 1538820832, issued on Jan 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Onyekachi Anne-Marie Osemenam, PA located?

The NPPES record lists a practice address at 5200 Harry Hines Blvd, Dallas, TX, 75235. Phone: (214) 590-8000. Providers update this record themselves, so call before visiting.

How can I verify Onyekachi Anne-Marie Osemenam, PA's license?

NPPES lists Texas license number PA15509, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Onyekachi Anne-Marie Osemenam, PA prescribe under Medicare Part D?

In 2024, Onyekachi Anne-Marie Osemenam, PA had 102 Medicare Part D claims for 16 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Onyekachi Anne-Marie Osemenam, PA's MIPS final score?

The 2023 MIPS final score is 90.1 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.