Brittany Walczyk, DNP, APNP, FNP-BC
NPI 1326525049 · Nurse Practitioner · Green Bay, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brittany Walczyk, DNP, APNP, FNP-BC is a Nurse Practitioner provider in Green Bay, WI (NPI 1326525049).
Provider details
- NPI number
- 1326525049
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, APNP, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 196513 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
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 tenure28% of score
7 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
475 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 184 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 92 | $80 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 65 | $118 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 56 | $54 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 30 | $80 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamoxifen Citrate | 84 | 22 |
| Prednisone | 70 | 42 |
| Anastrozole | 56 | 20 |
| Potassium Chloride | 56 | 15 |
| Ibrutinibbrand: Imbruvica | 53 | — |
| Abiraterone Acetate | 42 | 11 |
| Ondansetron Hcl | 33 | 23 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-07-25
- Last updated
- 2024-03-22
- Certified
- 2024-03-22
Frequently asked questions
- What is Brittany Walczyk's NPI number?
- Brittany Walczyk's National Provider Identifier (NPI) is 1326525049, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brittany Walczyk's specialty?
- Brittany Walczyk is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Brittany Walczyk located?
- Brittany Walczyk's practice location on file with NPPES is 2710 Executive Drive, Green Bay, WI 54307.
- What is Brittany Walczyk's phone number?
- The practice phone number listed in the NPPES registry for Brittany Walczyk is (920) 746-5093.
- Does Brittany Walczyk accept Medicare?
- Brittany Walczyk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brittany Walczyk's NPI active?
- Yes — Brittany Walczyk's NPI (1326525049) is active in the NPPES registry as of the last update on 2024-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.