Derek Weiss, FNP-C
NPI 1356917561 · Family Nurse Practitioner · Townsend, MT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Weiss, FNP-C is a Family Nurse Practitioner provider in Townsend, MT (NPI 1356917561).
Provider details
- NPI number
- 1356917561
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 175753 (MT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
60 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 49 | $92 |
| Nursing Facility Discharge Day Management, 30 Minutes Or Less99315 | 11 | $69 |
Typical Medicare-allowed amounts for these services range $69–$92 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 49 | 15 |
| Atorvastatin Calcium | 41 | 12 |
| Lisinopril | 36 | 11 |
| Omeprazole | 29 | — |
| Metoprolol Succinate | 28 | 11 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 26 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-28
- Last updated
- 2024-07-16
- Certified
- 2024-07-16
Frequently asked questions
- What is Derek Weiss's NPI number?
- Derek Weiss's National Provider Identifier (NPI) is 1356917561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Weiss's specialty?
- Derek Weiss is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Derek Weiss located?
- Derek Weiss's practice location on file with NPPES is 110 N Oak St, Townsend, MT 59644-2306.
- What is Derek Weiss's phone number?
- The practice phone number listed in the NPPES registry for Derek Weiss is (406) 266-3186.
- Does Derek Weiss accept Medicare?
- Derek Weiss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Weiss's NPI active?
- Yes — Derek Weiss's NPI (1356917561) is active in the NPPES registry as of the last update on 2024-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.