William Kinderknecht, DO
NPI 1821407644 · Family Medicine Physician · Janesville, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kinderknecht, DO is a Family Medicine Physician provider in Janesville, WI (NPI 1821407644).
Provider details
- NPI number
- 1821407644
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 81522-21 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
11 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
328 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 | 93 | $88 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 59 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 44 | $59 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 44 | $114 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 30 | $114 |
| Emergency Department Visit With High Level of Medical Decision Making |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 331 | 126 |
| Levothyroxine Sodium | 295 | 88 |
| Amlodipine Besylate | 294 | 91 |
| Lisinopril | 291 | 87 |
| Losartan Potassium | 264 | 89 |
| Pantoprazole Sodium | 235 | 77 |
| Omeprazole |
Practice location
Mailing address
Additional practice locations (1)
- 4 E. Clark Bass Blvd.Suite 301aMcalester, OK 74501Phone: (918) 421-6795Fax: (918) 421-6791
Registry dates
- Enumerated
- 2014-08-06
- Last updated
- 2026-05-12
- Certified
- 2026-05-12
Frequently asked questions
- What is William Kinderknecht's NPI number?
- William Kinderknecht's National Provider Identifier (NPI) is 1821407644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kinderknecht's specialty?
- William Kinderknecht is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Kinderknecht located?
- William Kinderknecht's practice location on file with NPPES is 1000 Mineral Point Ave, Janesville, WI 53548-2982.
- What is William Kinderknecht's phone number?
- The practice phone number listed in the NPPES registry for William Kinderknecht is (608) 756-6868.
- Does William Kinderknecht accept Medicare?
- William Kinderknecht is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kinderknecht's NPI active?
- Yes — William Kinderknecht's NPI (1821407644) is active in the NPPES registry as of the last update on 2026-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.