Satoru Osaki, MD
NPI 1063641025 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Madison, WI
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Satoru Osaki, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Madison, WI (NPI 1063641025).
Provider details
- NPI number
- 1063641025
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 55944 (WI)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
385 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 75 | $75 |
| Replacement of Aortic Valve Through the Skin and Femoral Artery33361 | 69 | $646 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 48 | $123 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 38 | $167 |
| Harvest of Vein Using an Endoscope33508 | 33 | $14 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 25 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-10
- Last updated
- 2021-02-02
- Certified
- 2021-02-02
Frequently asked questions
- What is Satoru Osaki's NPI number?
- Satoru Osaki's National Provider Identifier (NPI) is 1063641025, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Satoru Osaki's specialty?
- Satoru Osaki is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Satoru Osaki located?
- Satoru Osaki's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Satoru Osaki's phone number?
- The practice phone number listed in the NPPES registry for Satoru Osaki is (608) 263-4071.
- Does Satoru Osaki accept Medicare?
- Satoru Osaki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Satoru Osaki's NPI active?
- Yes — Satoru Osaki's NPI (1063641025) is active in the NPPES registry as of the last update on 2021-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.