Tomaz Mesar, M.D.
NPI 1114313871 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Madison, WI
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tomaz Mesar, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Madison, WI (NPI 1114313871).
Provider details
- NPI number
- 1114313871
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD482750 (PA)
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 tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,911 across 17 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- Upmc Presbyterian-Department of Cardiothoracic Surgery200 Lothrop Street, Suite C800Pittsburgh, PA 15213Phone: (212) 305-5315
Registry dates
- Enumerated
- 2015-04-09
- Last updated
- 2026-05-11
- Certified
- 2026-05-11
Frequently asked questions
- What is Tomaz Mesar's NPI number?
- Tomaz Mesar's National Provider Identifier (NPI) is 1114313871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tomaz Mesar's specialty?
- Tomaz Mesar is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Tomaz Mesar located?
- Tomaz Mesar's practice location on file with NPPES is 700 S Park St Ste a, Madison, WI 53715-1830.
- What is Tomaz Mesar's phone number?
- The practice phone number listed in the NPPES registry for Tomaz Mesar is (608) 260-2900.
- Does Tomaz Mesar accept Medicare?
- Tomaz Mesar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tomaz Mesar's NPI active?
- Yes — Tomaz Mesar's NPI (1114313871) is active in the NPPES registry as of the last update on 2026-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.