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

Tammy Marie Castles, FNP-BC

Individual provider Family Nurse Practitioner · NPI 1295517373

Tammy Marie Castles, FNP-BC is a Nurse Practitioner in Hackettstown, New Jersey. Qualified in 2023, 3 years ago. Practices with Primary Care Partners LLC, a 74-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
3
Licensed in
NJ
In the registry since
2023
Specialties on file
3
What do these letters mean?
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

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Practice location Address checks out

254B Mountain Ave Ste 100
Hackettstown, NJ 07840-2413
Phone: (908) 852-6400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 26NJ14936600 (NJ)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 26NJ14936600 (NJ)
Nurse Practitioner Taxonomy 363L00000X · Licence 26NJ14936600 (NJ)

Record details

NPI number1295517373
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-BC
Sole proprietorNo
NPI enumeratedOctober 16, 2023
Last updated in NPPESDecember 21, 2023
Certification dateDecember 21, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Primary Care Partners Llc — 74 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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