Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Español Near me My list Help
US Patient GuideUSA
Surprise me
Nurse Practitioner

Doris C. Onyima, NP

Sees patients in Capitol Heights, MD · Beltsville, MD · Brandywine, MD · Maryland

Summary

Doris C. Onyima, NP (Nurse Practitioner) is enrolled with Medicare at 5 practice locations in Capitol Heights, MD, Beltsville, MD and Brandywine, MD. NPI 1144091646. Source: CMS National Downloadable File, updated 2026-10-02.

Call(301) 888‑2233 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Doris C. Onyima, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

5Practice locations
Nurse PractitionerPrimary specialty
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
FemaleGender (as listed)
Greater Baden Medical Service IncorporatedGroup practice

Quick answers

Where does Doris C. Onyima see patients?
Medicare's clinician data lists 5 practice locations, including Capitol Heights, MD, Beltsville, MD and Brandywine, MD. Call before your visit to confirm the address.
What is Doris C. Onyima's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Doris C. Onyima accept Medicare assignment?
Medicare's clinician data says Doris C. Onyima may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is the phone number for Doris C. Onyima?
(301) 888-2233, as listed in official Medicare / NPI Registry data.
What is Doris C. Onyima's NPI number?
1144091646. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Doris C. Onyima is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Doris C. Onyima as a member of this group (CMS data updated 2026-10-02).

  • Greater Baden Medical Service Incorporated34 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Maryland →

Other nurse practitioners in Capitol Heights

Clinicians with the same Medicare primary specialty in Capitol Heights, MD — not a recommendation.

All nurse practitioners in Capitol Heights →

Clinician information

CredentialNP
Graduation year2023
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1144091646
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians