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

Katherine Elizabeth Graap, MSN, APRN, AGPCNP

Individual provider Gerontology Nurse Practitioner · NPI 1366208894

Katherine Elizabeth Graap, MSN, APRN, AGPCNP is a Nurse Practitioner in Houston, Texas. Qualified in 2022, 4 years ago. Practices with Physicians Referral Service, a 2,727-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
4
Licensed in
TX
In the registry since
2024
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

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Practice location Address checks out

1515 Holcombe Blvd
Houston, TX 77030-4000
Phone: (713) 792-6161
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence 1144558 (TX)

Record details

NPI number1366208894
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , APRN , AGPCNP
Sole proprietorNo
NPI enumeratedFebruary 22, 2024
Last updated in NPPESFebruary 22, 2024
Certification dateFebruary 22, 2024

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 Physicians Referral Service — 2727 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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