Olivia Cassiday
NPI 1457920407 · Family Nurse Practitioner · Milwaukee, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olivia Cassiday is a Family Nurse Practitioner provider in Milwaukee, WI (NPI 1457920407).
Provider details
- NPI number
- 1457920407
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 242572 (WI)
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 tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
580 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 81 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 76 | $76 |
| Hemoglobin A1c Level83036 | 67 | $10 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 62 | $3 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 48 | $114 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tirzepatidebrand: Mounjaro | 308 | 49 |
| Semaglutidebrand: Ozempic | 297 | 63 |
| Metformin Hclbrand: Metformin Hcl Er | 218 | 81 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 135 | 49 |
| Empagliflozinbrand: Jardiance | 86 | 21 |
| Insulin Nph Hum/Reg Insulin Hmbrand: Humulin 70/30 Kwikpen |
Practice location
Mailing address
Additional practice locations (1)
- 9200 W Wisconsin AveMilwaukee, WI 53226-3522Phone: (414) 955-1400Fax: (414) 955-0197
Registry dates
- Enumerated
- 2021-06-23
- Last updated
- 2022-03-03
- Certified
- 2022-03-03
Frequently asked questions
- What is Olivia Cassiday's NPI number?
- Olivia Cassiday's National Provider Identifier (NPI) is 1457920407, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olivia Cassiday's specialty?
- Olivia Cassiday is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Olivia Cassiday located?
- Olivia Cassiday's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Olivia Cassiday's phone number?
- The practice phone number listed in the NPPES registry for Olivia Cassiday is (414) 805-6550.
- Does Olivia Cassiday accept Medicare?
- Olivia Cassiday is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olivia Cassiday's NPI active?
- Yes — Olivia Cassiday's NPI (1457920407) is active in the NPPES registry as of the last update on 2022-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.