Diane Stumvoll, NP
NPI 1811363187 · Nurse Practitioner · Milwaukee, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Stumvoll, NP is a Nurse Practitioner provider in Milwaukee, WI (NPI 1811363187).
Provider details
- NPI number
- 1811363187
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 6575 (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
10 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
112 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 | 42 | $77 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 39 | $52 |
| 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 | 31 | $13 |
Typical Medicare-allowed amounts for these services range $13–$77 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 35 | 25 |
| Abiraterone Acetate | 30 | — |
| Dexamethasone | 30 | 16 |
| Oxycodone Hcl | 26 | 21 |
| Gabapentin | 24 | — |
| Prednisone | 20 | — |
| Valacyclovir Hclbrand: Valacyclovir | 19 | — |
Practice location
Mailing address
Additional practice locations (1)
- 2801 W Kk River PkwySuite 930Milwaukee, WI 53215-3669Phone: (414) 384-5111
Registry dates
- Enumerated
- 2015-08-20
- Last updated
- 2024-08-27
- Certified
- 2024-08-27
Frequently asked questions
- What is Diane Stumvoll's NPI number?
- Diane Stumvoll's National Provider Identifier (NPI) is 1811363187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Stumvoll's specialty?
- Diane Stumvoll is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Stumvoll located?
- Diane Stumvoll's practice location on file with NPPES is 2801 W Kk River Pkwy, Milwaukee, WI 53215.
- What is Diane Stumvoll's phone number?
- The practice phone number listed in the NPPES registry for Diane Stumvoll is (414) 384-5111.
- Does Diane Stumvoll accept Medicare?
- Diane Stumvoll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Stumvoll's NPI active?
- Yes — Diane Stumvoll's NPI (1811363187) is active in the NPPES registry as of the last update on 2024-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.