Thomas Witt, MD
NPI 1669560314 · Surgical Oncology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Witt, MD is a Surgical Oncology Physician provider in Chicago, IL (NPI 1669560314).
Provider details
- NPI number
- 1669560314
- Entity type
- Individual
- Primary specialty
- Surgical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Surgery Physician208600000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2006-10-10
- Last updated
- 2025-09-11
Frequently asked questions
- What is Thomas Witt's NPI number?
- Thomas Witt's National Provider Identifier (NPI) is 1669560314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Witt's specialty?
- Thomas Witt is listed in the NPPES registry with a primary specialty of Surgical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Witt located?
- Thomas Witt's practice location on file with NPPES is 1725 W Harrison, Chicago, IL 60612.
- What is Thomas Witt's phone number?
- The practice phone number listed in the NPPES registry for Thomas Witt is (312) 942-2302.
- Does Thomas Witt accept Medicare?
- Thomas Witt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Witt's NPI active?
- Yes — Thomas Witt's NPI (1669560314) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.