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

Mrs. Katherine Trefzger Baker, CFNP

Individual provider Family Nurse Practitioner · NPI 1962520411

Mrs. Katherine Trefzger Baker, CFNP is a Nurse Practitioner in Gainesville, Virginia. Qualified in 1998, 28 years ago. Practices with Gainesville Family Practice, PC, a 4-clinician group and accepts Medicare assignment. Licensed in Virginia.

Years since qualifying
28
Licensed in
VA
In the registry since
2007
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Practice location Address checks out

7915 Lake Manassas Dr Ste 102
Gainesville, VA 20155-3259
Phone: (703) 754-4101
Fax: (703) 754-1105
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 0001114394 (VA)

Record details

NPI number1962520411
Entity typeIndividual (Type 1)
GenderFemale
Credentials CFNP
Sole proprietorNo
NPI enumeratedMarch 26, 2007
Last updated in NPPESSeptember 28, 2022
Certification dateSeptember 28, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Gainesville Family Practice, P.C. — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Gainesville