Brandon Dillenback, FNP
NPI 1275088072 · Nurse Practitioner · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brandon Dillenback, FNP is a Nurse Practitioner provider in Fond Du Lac, WI (NPI 1275088072).
Provider details
- NPI number
- 1275088072
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 14338-33 (WI)
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
9 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
306 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 120 | $103 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 75 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $72 |
| Administration of Influenza Virus VaccineG0008 | 29 | $30 |
| Admn Sarscov2 Vacc 1 Dose90480 | 22 | $41 |
| Administration of Pneumococcal VaccineG0009 | 11 | $30 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 138 | 44 |
| Omeprazole | 135 | 42 |
| Rosuvastatin Calcium | 126 | 43 |
| Atorvastatin Calcium | 118 | 41 |
| Amlodipine Besylate | 86 | 35 |
| Levothyroxine Sodium | 86 | 24 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-08-22
- Last updated
- 2023-08-03
- Certified
- 2023-08-03
Frequently asked questions
- What is Brandon Dillenback's NPI number?
- Brandon Dillenback's National Provider Identifier (NPI) is 1275088072, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brandon Dillenback's specialty?
- Brandon Dillenback is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Brandon Dillenback located?
- Brandon Dillenback's practice location on file with NPPES is 420 E Division St, Fond Du Lac, WI 54935-4560.
- What is Brandon Dillenback's phone number?
- The practice phone number listed in the NPPES registry for Brandon Dillenback is (920) 926-8573.
- Does Brandon Dillenback accept Medicare?
- Brandon Dillenback is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brandon Dillenback's NPI active?
- Yes — Brandon Dillenback's NPI (1275088072) is active in the NPPES registry as of the last update on 2023-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.