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

Derek A Weiss, FNP-C

Individual provider Family Nurse Practitioner · NPI 1356917561

Derek A Weiss, FNP-C is a Nurse Practitioner in Townsend, Montana. Qualified in 2021, 5 years ago. Practices with Townsend Health Systems Inc, a 14-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
5
Licensed in
MT
In the registry since
2021
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

See every abbreviation used in this directory →

Practice location Address checks out

110 N Oak St
Townsend, MT 59644-2306
Phone: (406) 266-3186
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 175753 (MT)

Record details

NPI number1356917561
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP-C
Sole proprietorNo
NPI enumeratedMay 28, 2021
Last updated in NPPESJuly 16, 2024
Certification dateJuly 16, 2024
Mailing address57 Sautter Ln, Townsend, MT 59644-9641

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Townsend Health Systems Inc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare