Barbara Wallner, F.N.P.
NPI 1548344856 · Family Nurse Practitioner · Winterhaven, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Wallner, F.N.P. is a Family Nurse Practitioner provider in Winterhaven, CA (NPI 1548344856).
Provider details
- NPI number
- 1548344856
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- F.N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 14096 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
3 documented practice locations
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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 52 | 28 |
| Levothyroxine Sodium | 49 | 12 |
| Amlodipine Besylate | 45 | 16 |
| Lisinopril | 40 | 21 |
| Metformin Hcl | 39 | 22 |
| Losartan Potassium | 31 | 11 |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (2)
- 8652 E Eastridge DriveSte 103Prescott Valley, AZ 86314-9462Phone: (928) 713-1920
- 5730 Packard Ave Ste 500Marysville, CA 95901-7119Phone: (530) 749-3242
Registry dates
- Enumerated
- 2006-10-24
- Last updated
- 2021-03-18
- Certified
- 2021-02-24
Frequently asked questions
- What is Barbara Wallner's NPI number?
- Barbara Wallner's National Provider Identifier (NPI) is 1548344856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Wallner's specialty?
- Barbara Wallner is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Barbara Wallner located?
- Barbara Wallner's practice location on file with NPPES is 2133 Winterhaven Drive, Winterhaven, CA 92283.
- What is Barbara Wallner's phone number?
- The practice phone number listed in the NPPES registry for Barbara Wallner is (760) 538-3073.
- Does Barbara Wallner accept Medicare?
- Barbara Wallner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Wallner's NPI active?
- Yes — Barbara Wallner's NPI (1548344856) is active in the NPPES registry as of the last update on 2021-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.