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

Kate Ashley Mazur, RN, CPNP

Individual provider Registered Nurse · NPI 1205068830

Kate Ashley Mazur, RN, CPNP is a Nurse Practitioner in Washington, District of Columbia. Qualified in 2009, 17 years ago. Practices with Children's Hospital, a 208-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in District of Columbia and Texas.

Years since qualifying
17
Licensed in
DC, TX
In the registry since
2009
Specialties on file
3
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
CPNP — Certified Pediatric Nurse Practitioner
A nurse practitioner certified in paediatrics.

See every abbreviation used in this directory →

Practice location Address checks out

111 Michigan Ave NW
Washington, DC 20010-2916
Phone: (202) 476-5000
Show map & directions

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

Additional practice locations (1)

  • 6621 Fannin St, Houston, TX 77030-2303 — (832) 822-1060

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence PENDING (DC)
Registered Nurse Taxonomy 163W00000X · Licence 773414 (TX)
Pediatric Nurse Practitioner Taxonomy 363LP0200X · Licence 773414 (TX)

Record details

NPI number1205068830
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , CPNP
Sole proprietorNo
NPI enumeratedAugust 15, 2009
Last updated in NPPESJune 20, 2022
Certification dateJune 20, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Children'S Hospital — 208 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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