Quick answers
- Does Chinasa Onyeje accept Medicare assignment?
- Yes. Medicare's clinician data says Chinasa Onyeje accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Chinasa Onyeje see?
- In 2024, CMS data shows 99 Original Medicare patients and 213 services for Chinasa Onyeje. This counts Original Medicare only and measures volume, not quality.
- What is Chinasa Onyeje's NPI number?
- 1851531263. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Chinasa Onyeje, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 99 |
|---|---|
| Services billed to Medicare | 213 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Administration of influenza virus vaccine (G0008)31 services
- Admn sarscov2 vacc 1 dose (90480)30 services
- Influenza vaccine split virus, preservative free (90662)24 services
- Sarscv2 vac 30mcg trs-suc im (91320)22 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)20 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol63%
- High blood pressure58%
- Arthritis46%
- Anxiety20%
- Diabetes17%
- Ischemic heart disease16%
Practice locations
Addresses where Chinasa Onyeje is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 1001 York RdTowson, MD 21204 (866) 389‑2727
- 10095 Ward Rd, Dunkirk MktplaceDunkirk, MD 20754 (866) 389‑2727
- 2601 Riva RdAnnapolis, MD 21401 (866) 389‑2727
- 3350 Worthington BlvdFrederick, MD 21704 (866) 389‑2727
- 5230 Campbell BlvdNottingham, MD 21236 (866) 389‑2727
Group practices
Medicare enrollment lists Chinasa Onyeje as a member of this group (CMS data updated October 2, 2026).
- Minuteclinic LLC577 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Towson
Clinicians with the same Medicare primary specialty in Towson, MD — not a recommendation.
Other clinicians in Minuteclinic LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1851531263 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians