Thomas Powell, MD
NPI 1790742054 · Rheumatology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Powell, MD is a Rheumatology Physician provider in Orange, CA (NPI 1790742054).
Provider details
- NPI number
- 1790742054
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G25187 (CA)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-04-28
- Last updated
- 2010-01-20
Frequently asked questions
- What is Thomas Powell's NPI number?
- Thomas Powell's National Provider Identifier (NPI) is 1790742054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Powell's specialty?
- Thomas Powell is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Powell located?
- Thomas Powell's practice location on file with NPPES is 1140 W La Veta Ave Ste 106, Orange, CA 92868-4223.
- What is Thomas Powell's phone number?
- The practice phone number listed in the NPPES registry for Thomas Powell is (714) 245-0492.
- Does Thomas Powell accept Medicare?
- Thomas Powell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Powell's NPI active?
- Yes — Thomas Powell's NPI (1790742054) is active in the NPPES registry as of the last update on 2010-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.