Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Maria J Gaines-Onwukwe, NURSEPRACTITIONER

Individual provider Registered Nurse · NPI 1154009173

Maria J Gaines-Onwukwe, NURSEPRACTITIONER is a Nurse Practitioner in Aberdeen, Maryland. Qualified in 2022, 4 years ago. Practices with Adfinitas Health at Upper Chesapeake Aberdeen LLC, a 45-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
4
Licensed in
MD
In the registry since
2023
Specialties on file
11

Practice location Address checks out

1013 Beards Hill Rd Ste 101M
Aberdeen, MD 21001-2295
Phone: (443) 655-3262
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence R183361 (MD)
Registered Nurse Taxonomy 163W00000X · Licence R183361 (MD)
Administrator Registered Nurse Taxonomy 163WA2000X · Licence R183361 (MD)
Case Management Registered Nurse Taxonomy 163WC0400X · Licence R183361 (MD)
Internal Medicine Physician Taxonomy 207R00000X · Licence R183361 (MD)
Home Infusion Agency Taxonomy 251F00000X
Clinic/Center Taxonomy 261Q00000X
Point of Service Taxonomy 305S00000X
Point of Service Taxonomy 305S00000X · Licence R183361 (MD)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence R183361 (MD)
Gerontology Nurse Practitioner Taxonomy 363LG0600X · Licence R183361 (MD)

Record details

NPI number1154009173
Entity typeIndividual (Type 1)
GenderFemale
Credentials NURSEPRACTITIONER
Sole proprietorYes
NPI enumeratedJuly 10, 2023
Last updated in NPPESAugust 6, 2025
Certification dateAugust 6, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Adfinitas Health At Upper Chesapeake Aberdeen Llc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Aberdeen