John Basarich, MD
NPI 1033178512 · Family Medicine Physician · Watertown, WI
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Basarich, MD is a Family Medicine Physician provider in Watertown, WI (NPI 1033178512).
Provider details
- NPI number
- 1033178512
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44987 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,726 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 | 641 | $120 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 341 | $85 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 239 | $122 |
| Administration of Influenza Virus VaccineG0008 | 106 | $30 |
| Admn Sarscov2 Vacc 1 Dose90480 | 102 | $41 |
| Complex Chronic Care Management Services for Two Or More Chronic Conditions, First 60 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99487 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 690 | 192 |
| Levothyroxine Sodium | 399 | 106 |
| Omeprazole | 253 | 82 |
| Losartan Potassium | 236 | 63 |
| Hydrochlorothiazide | 235 | 64 |
| Metformin Hclbrand: Metformin Hcl Er | 234 | 68 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-22
- Last updated
- 2021-07-29
- Certified
- 2021-07-29
Frequently asked questions
- What is John Basarich's NPI number?
- John Basarich's National Provider Identifier (NPI) is 1033178512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Basarich's specialty?
- John Basarich is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Basarich located?
- John Basarich's practice location on file with NPPES is 127 Hospital Dr, Watertown, WI 53098-3303.
- What is John Basarich's phone number?
- The practice phone number listed in the NPPES registry for John Basarich is (920) 261-8500.
- Does John Basarich accept Medicare?
- John Basarich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Basarich's NPI active?
- Yes — John Basarich's NPI (1033178512) is active in the NPPES registry as of the last update on 2021-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.