Leo Schug, MD
NPI 1053350520 · Internal Medicine Physician · Sun Prairie, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leo Schug, MD is a Internal Medicine Physician provider in Sun Prairie, WI (NPI 1053350520).
Provider details
- NPI number
- 1053350520
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 37638-020 (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
2,312 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 702 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 413 | $120 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 373 | $85 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 319 | $122 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 96 | $6 |
| Administration of Influenza Virus VaccineG0008 | 55 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 219 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,234 | 319 |
| Amlodipine Besylate | 759 | 180 |
| Levothyroxine Sodium | 691 | 142 |
| Omeprazole | 664 | 174 |
| Lisinopril | 551 | 143 |
| Losartan Potassium | 549 | 134 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2020-12-10
- Certified
- 2020-12-10
Frequently asked questions
- What is Leo Schug's NPI number?
- Leo Schug's National Provider Identifier (NPI) is 1053350520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leo Schug's specialty?
- Leo Schug is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leo Schug located?
- Leo Schug's practice location on file with NPPES is 10 Tower Dr, Sun Prairie, WI 53590-1239.
- What is Leo Schug's phone number?
- The practice phone number listed in the NPPES registry for Leo Schug is (608) 825-3008.
- Does Leo Schug accept Medicare?
- Leo Schug is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leo Schug's NPI active?
- Yes — Leo Schug's NPI (1053350520) is active in the NPPES registry as of the last update on 2020-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.