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Thomas Warren, MD
NPI 1649252131 · Anesthesiology Physician · Indianapolis, IN
Thomas Warren, MD is a Anesthesiology Physician provider in Indianapolis, IN (NPI 1649252131).
Provider details
- NPI number
- 1649252131
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01029376 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
2001 W 86th St
Indianapolis, IN 46260-1902
Phone: (317) 567-2180
Fax: (317) 567-2191
Street-level locationGet directions
Mailing address
Po Box 7232
Indianapolis, IN 46207-7232
Registry dates
- Enumerated
- 2005-11-18
- Last updated
- 2009-12-22
Frequently asked questions
- What is Thomas Warren's NPI number?
- Thomas Warren's National Provider Identifier (NPI) is 1649252131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Warren's specialty?
- Thomas Warren is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Warren located?
- Thomas Warren's practice location on file with NPPES is 2001 W 86th St, Indianapolis, IN 46260-1902.
- What is Thomas Warren's phone number?
- The practice phone number listed in the NPPES registry for Thomas Warren is (317) 567-2180.
- Is Thomas Warren's NPI active?
- Yes — Thomas Warren's NPI (1649252131) is active in the NPPES registry as of the last update on 2009-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.