Joan Hermsen, APNP
NPI 1073572004 · Nurse Practitioner · Madison, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joan Hermsen, APNP is a Nurse Practitioner provider in Madison, WI (NPI 1073572004).
Provider details
- NPI number
- 1073572004
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 105239 (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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
260 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 | 107 | $112 |
| 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 | 68 | $13 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 27 | $9 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 25 | $60 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 19 | $144 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 169 | 61 |
| Sacubitril/Valsartanbrand: Entresto | 118 | 28 |
| Spironolactone | 97 | 35 |
| Furosemide | 84 | 38 |
| Carvedilol | 60 | 14 |
| Lisinopril | 50 | 16 |
| Dapagliflozin Propanediolbrand: Farxiga | 41 |
Practice location
Mailing address
Additional practice locations (2)
- 2900 W Oklahoma AveMilwaukee, WI 53215-4330Phone: (414) 649-6000Fax: (414) 649-5296
- 3400 Ministry PkwyWestom, WI 54476-5213Phone: (715) 393-1000
Registry dates
- Enumerated
- 2006-03-20
- Last updated
- 2025-07-29
- Certified
- 2025-07-29
Frequently asked questions
- What is Joan Hermsen's NPI number?
- Joan Hermsen's National Provider Identifier (NPI) is 1073572004, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Hermsen's specialty?
- Joan Hermsen is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joan Hermsen located?
- Joan Hermsen's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Joan Hermsen's phone number?
- The practice phone number listed in the NPPES registry for Joan Hermsen is (608) 263-1530.
- Does Joan Hermsen accept Medicare?
- Joan Hermsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joan Hermsen's NPI active?
- Yes — Joan Hermsen's NPI (1073572004) is active in the NPPES registry as of the last update on 2025-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.