Elizabeth Berenz, FNP-BC
NPI 1619386885 · Family Nurse Practitioner · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Berenz, FNP-BC is a Family Nurse Practitioner provider in Fond Du Lac, WI (NPI 1619386885).
Provider details
- NPI number
- 1619386885
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 5917-33 (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 tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
115 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 68 | $102 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $77 |
Typical Medicare-allowed amounts for these services range $77–$102 (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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 417 | 114 |
| Famotidine | 216 | 67 |
| Omeprazole | 148 | 46 |
| Rabeprazole Sodium | 124 | 32 |
| Dicyclomine Hcl | 109 | 39 |
| Linaclotidebrand: Linzess | 98 | 28 |
| Esomeprazole Magnesium | 69 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$46 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-08-12
- Last updated
- 2020-12-10
- Certified
- 2020-12-10
Frequently asked questions
- What is Elizabeth Berenz's NPI number?
- Elizabeth Berenz's National Provider Identifier (NPI) is 1619386885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Berenz's specialty?
- Elizabeth Berenz is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth Berenz located?
- Elizabeth Berenz's practice location on file with NPPES is 420 E Division St, Fond Du Lac, WI 54935-4560.
- What is Elizabeth Berenz's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Berenz is (920) 926-8570.
- Does Elizabeth Berenz accept Medicare?
- Elizabeth Berenz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Berenz's NPI active?
- Yes — Elizabeth Berenz's NPI (1619386885) is active in the NPPES registry as of the last update on 2020-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.