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

Katherine Tan

Individual provider Acute Care Nurse Practitioner · NPI 1790635159

Katherine Tan is a Nurse Practitioner in Washington, District of Columbia. Graduated from Johns Hopkins University School of Medicine in 2025, 1 year ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group and accepts Medicare assignment. Licensed in District of Columbia.

Years since qualifying
1
Trained at
Johns Hopkins University School of Medicine
Licensed in
DC
In the registry since
2026
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Practice location Address checks out

450 K St NW Apt 218
Washington, DC 20001-2959
Phone: (631) 357-0289
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 2025045817 (DC)

Record details

NPI number1790635159
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 3, 2026
Last updated in NPPESFebruary 3, 2026
Certification dateFebruary 3, 2026

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 2025 (1 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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