Onyinye Marshall, CRNP
Family Nurse Practitioner · Philadelphia, PA
Onyinye Marshall, CRNP is a family nurse practitioner with a practice address in Philadelphia, Pennsylvania, and NPI 1801552617, issued on Nov 16, 2021. Check the license (Pennsylvania SP028459, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Onyinye Marshall
- Credential
- CRNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- SP028459 PA
Self-reported in NPPES; status is on the state search - Practice location
- 5800 Walnut St, Philadelphia, PA 19139
- Phone
- (215) 474-4444
- Enumerated
- Nov 16, 2021
- Record last updated
- Oct 31, 2023
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,209 in Pennsylvania → Look up another NPI →
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Verify Onyinye Marshall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license SP028459Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family nurse practitioner in 2024
39 Medicare Part D claims for 13 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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.
Onyinye Marshall among 7,209 family nurse practitioner records in Pennsylvania
Onyinye Marshall, CRNP is one of 7,209 family nurse practitioner records with a practice address in Pennsylvania. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 65% of them.
- NPI issued2021 · 65% of these records are older, 27% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2023 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
896 family nurse practitioner records list a practice address in Philadelphia
They are 896 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,209 family nurse practitioner records in Pennsylvania.
All 7,209 in Pennsylvania → Every provider in Philadelphia → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Katarzyna Calderon, CRNPPhiladelphia, PA 191391053564849
- Richard DyerPhiladelphia, PA 191391720676489
- Chinyere Enyia, CRNPPhiladelphia, PA 191391700360724
- Katherine Fleming Cohen, CRNPPhiladelphia, PA 191391285656132
- Sara Foelster, CRNPPhiladelphia, PA 191391053834242
- Erin GrahamPhiladelphia, PA 191391174782098
- Dehcontee Guar, CRNPPhiladelphia, PA 191391730654278
- Anumol Jacob, CRNPPhiladelphia, PA 191391972111326
Common questions
What is Onyinye Marshall, CRNP's NPI number?
Onyinye Marshall, CRNP's National Provider Identifier (NPI) is 1801552617, issued on Nov 16, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Onyinye Marshall, CRNP located?
The NPPES record lists a practice address at 5800 Walnut St, Philadelphia, PA, 19139. Phone: (215) 474-4444. Providers update this record themselves, so call before visiting.
How can I verify Onyinye Marshall, CRNP's license?
NPPES lists Pennsylvania license number SP028459, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Onyinye Marshall, CRNP prescribe under Medicare Part D?
In 2024, Onyinye Marshall, CRNP had 39 Medicare Part D claims for 13 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.