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

Stephanie B Keller, FNP

Individual provider Family Nurse Practitioner · NPI 1578366191

Stephanie B Keller, FNP is a Nurse Practitioner in Holtsville, New York. Qualified in 2024, 2 years ago. Practices with Chs Physician Partners PC, a 747-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
2
Licensed in
NY
In the registry since
2025
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

11 Glen Hollow Dr Apt D37
Holtsville, NY 11742-2453
Phone: (631) 521-5976
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence F355859-01 (NY)

Record details

NPI number1578366191
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedMarch 29, 2025
Last updated in NPPESMarch 29, 2025
Certification dateMarch 29, 2025
Mailing address11 Glen Hollow Dr Apt D37, Holtsville, NY 11742-2453

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Chs Physician Partners Pc — 747 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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