Wendy Wiltzen, FNPC
NPI 1609949767 · Family Nurse Practitioner · Sidney, MT
Wendy Wiltzen, FNPC is a Family Nurse Practitioner provider in Sidney, MT (NPI 1609949767).
Provider details
- NPI number
- 1609949767
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNPC
- Sex
- Female
- Sole proprietor
- No
- License
- RN14607 (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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 32 | 17 |
| Levothyroxine Sodium | 28 | — |
| Hydrochlorothiazide | 18 | — |
| Atorvastatin Calcium | 17 | — |
| Metformin Hclbrand: Metformin Hcl Er | 12 | — |
| Rosuvastatin Calcium | 12 | — |
| Finasteride | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-16
- Last updated
- 2020-12-08
- Certified
- 2020-12-08
Frequently asked questions
- What is Wendy Wiltzen's NPI number?
- Wendy Wiltzen's National Provider Identifier (NPI) is 1609949767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Wiltzen's specialty?
- Wendy Wiltzen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Wendy Wiltzen located?
- Wendy Wiltzen's practice location on file with NPPES is 214 14th Ave Sw, Sidney, MT 59270-3521.
- What is Wendy Wiltzen's phone number?
- The practice phone number listed in the NPPES registry for Wendy Wiltzen is (406) 488-2501.
- Is Wendy Wiltzen's NPI active?
- Yes — Wendy Wiltzen's NPI (1609949767) is active in the NPPES registry as of the last update on 2020-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.