Michelle Guenther, NP
NPI 1285206201 · Nurse Practitioner · Hartford, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Guenther, NP is a Nurse Practitioner provider in Hartford, WI (NPI 1285206201).
Provider details
- NPI number
- 1285206201
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 11168 (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
4 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
122 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 85 | $69 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $103 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 11 | $104 |
Typical Medicare-allowed amounts for these services range $69–$104 (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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 48 | 15 |
| Levothyroxine Sodium | 47 | 12 |
| Metoprolol Succinate | 44 | — |
| Amlodipine Besylate | 42 | 13 |
| Lisinopril | 36 | 13 |
| Sertraline Hcl | 32 | — |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-07-12
- Last updated
- 2024-08-19
- Certified
- 2024-08-19
Frequently asked questions
- What is Michelle Guenther's NPI number?
- Michelle Guenther's National Provider Identifier (NPI) is 1285206201, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Guenther's specialty?
- Michelle Guenther is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Guenther located?
- Michelle Guenther's practice location on file with NPPES is 1640 E Sumner St, Hartford, WI 53027-2684.
- What is Michelle Guenther's phone number?
- The practice phone number listed in the NPPES registry for Michelle Guenther is (262) 670-4000.
- Does Michelle Guenther accept Medicare?
- Michelle Guenther is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Guenther's NPI active?
- Yes — Michelle Guenther's NPI (1285206201) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.