Theo Yonn-Brown, MD
NPI 1184271900 · Anesthesiology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theo Yonn-Brown, MD is a Anesthesiology Physician provider in New Haven, CT (NPI 1184271900).
Provider details
- NPI number
- 1184271900
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2931 58th StSacramento, CA 95817-1740Phone: (415) 515-7430
Registry dates
- Enumerated
- 2019-08-26
- Last updated
- 2025-08-01
- Certified
- 2025-08-01
Frequently asked questions
- What is Theo Yonn-Brown's NPI number?
- Theo Yonn-Brown's National Provider Identifier (NPI) is 1184271900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theo Yonn-Brown's specialty?
- Theo Yonn-Brown is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Theo Yonn-Brown located?
- Theo Yonn-Brown's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Theo Yonn-Brown's phone number?
- The practice phone number listed in the NPPES registry for Theo Yonn-Brown is (203) 688-4242.
- Does Theo Yonn-Brown accept Medicare?
- Theo Yonn-Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theo Yonn-Brown's NPI active?
- Yes — Theo Yonn-Brown's NPI (1184271900) is active in the NPPES registry as of the last update on 2025-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.