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

Mackenzie Costello, CRNP

Individual provider Registered Nurse · NPI 1548797376

Mackenzie Costello, CRNP is a Nurse Practitioner in Chester, Maryland. Graduated from Georgetown University School of Medicine in 2017, 9 years ago. Practices with University of Maryland Community Medical Group Inc, a 450-clinician group and accepts Medicare assignment. Licensed in District of Columbia and Maryland.

Years since qualifying
9
Trained at
Georgetown University School of Medicine
Licensed in
DC, MD
In the registry since
2017
Specialties on file
2
What do these letters mean?
CRNP — Certified Registered Nurse Practitioner
The title Pennsylvania and some other states use for a nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

1630 Main St Ste 101
Chester, MD 21619-2792
Phone: (410) 604-6560
Fax: (410) 643-5789
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence R227450 (MD)
Registered Nurse Taxonomy 163W00000X · Licence RN1033652 (DC)

Record details

NPI number1548797376
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP
Sole proprietorNo
NPI enumeratedMay 11, 2017
Last updated in NPPESAugust 26, 2020
Certification dateAugust 24, 2020
Mailing address1630 Main St Ste 101, Chester, MD 21619-2792

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice University Of Maryland Community Medical Group Inc — 450 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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