Dorrie Happ, M.D.
NPI 1144547027 · Family Medicine Physician · Waupaca, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dorrie Happ, M.D. is a Family Medicine Physician provider in Waupaca, WI (NPI 1144547027).
Provider details
- NPI number
- 1144547027
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 54126 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
338 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 | 140 | $119 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 59 | $122 |
| 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 | 46 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 43 | $85 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 20 | $73 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 189 | 63 |
| Atorvastatin Calcium | 187 | 53 |
| Rosuvastatin Calcium | 171 | 57 |
| Levothyroxine Sodium | 158 | 45 |
| Gabapentin | 121 | 27 |
| Apixabanbrand: Eliquis | 117 | 24 |
Practice location
Mailing address
Additional practice locations (1)
- 130 2nd StNeenah, WI 54956-2883Phone: (920) 729-3100
Registry dates
- Enumerated
- 2010-04-30
- Last updated
- 2025-04-24
- Certified
- 2025-04-24
Frequently asked questions
- What is Dorrie Happ's NPI number?
- Dorrie Happ's National Provider Identifier (NPI) is 1144547027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dorrie Happ's specialty?
- Dorrie Happ is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dorrie Happ located?
- Dorrie Happ's practice location on file with NPPES is 710 Riverside Dr, Waupaca, WI 54981-1941.
- What is Dorrie Happ's phone number?
- The practice phone number listed in the NPPES registry for Dorrie Happ is (715) 256-3062.
- Does Dorrie Happ accept Medicare?
- Dorrie Happ is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dorrie Happ's NPI active?
- Yes — Dorrie Happ's NPI (1144547027) is active in the NPPES registry as of the last update on 2025-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.