Omar Calderon, MD
NPI 1295364081 · Gastroenterology Physician · Madison, WI
Enrolled with Medicare as Order and Referring Only - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Omar Calderon, MD is a Gastroenterology Physician provider in Madison, WI (NPI 1295364081).
Provider details
- NPI number
- 1295364081
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 8209220 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-03
- Last updated
- 2023-06-15
- Certified
- 2023-06-15
Frequently asked questions
- What is Omar Calderon's NPI number?
- Omar Calderon's National Provider Identifier (NPI) is 1295364081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Omar Calderon's specialty?
- Omar Calderon is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Omar Calderon located?
- Omar Calderon's practice location on file with NPPES is Uw Hospitals & Clinics 600 Highland Highland Ave, Madison, WI 53792-3438.
- What is Omar Calderon's phone number?
- The practice phone number listed in the NPPES registry for Omar Calderon is (813) 259-0670.
- Does Omar Calderon accept Medicare?
- Omar Calderon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Omar Calderon's NPI active?
- Yes — Omar Calderon's NPI (1295364081) is active in the NPPES registry as of the last update on 2023-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.