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

Mary Kowal, CRNP

Individual provider Nurse Practitioner · NPI 1710477757

Mary Kowal, CRNP is a Nurse Practitioner in Washington, District of Columbia. Graduated from Johns Hopkins University School of Medicine in 2013, 13 years ago. Practices with Duke Health Integrated Practice Inc, a 3,094-clinician group, accepts Medicare assignment and offers telehealth. Licensed in District of Columbia.

Years since qualifying
13
Trained at
Johns Hopkins University School of Medicine
Licensed in
DC
In the registry since
2018
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

110 Irving St NW
Washington, DC 20010-3017
Phone: (202) 877-7000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence RN1048243 (DC)

Record details

NPI number1710477757
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP
Sole proprietorNo
NPI enumeratedMay 15, 2018
Last updated in NPPESJanuary 11, 2021
Certification dateJanuary 11, 2021

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Duke Health Integrated Practice Inc — 3094 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Washington