Ray Tsai, MD
NPI 1699987859 · Pediatric Emergency Medicine (Pediatrics) Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ray Tsai, MD is a Pediatric Emergency Medicine (Pediatrics) Physician provider in Dallas, TX (NPI 1699987859).
Provider details
- NPI number
- 1699987859
- Entity type
- Individual
- Primary specialty
- Pediatric Emergency Medicine (Pediatrics) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M9063 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 4845 Alameda AveEl Paso, TX 79905-2705Phone: (915) 215-5700Fax: (915) 215-8872
- 7800 Preston RdSuite 300Plano, TX 75024-3234Phone: (972) 608-3800Fax: (972) 608-3810
Registry dates
- Enumerated
- 2007-05-03
- Last updated
- 2025-01-27
- Certified
- 2025-01-27
Frequently asked questions
- What is Ray Tsai's NPI number?
- Ray Tsai's National Provider Identifier (NPI) is 1699987859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ray Tsai's specialty?
- Ray Tsai is listed in the NPPES registry with a primary specialty of Pediatric Emergency Medicine (Pediatrics) Physician (Allopathic & Osteopathic Physicians).
- Where is Ray Tsai located?
- Ray Tsai's practice location on file with NPPES is 1935 Medical District Dr, Dallas, TX 75235-7701.
- What is Ray Tsai's phone number?
- The practice phone number listed in the NPPES registry for Ray Tsai is (844) 424-4537.
- Does Ray Tsai accept Medicare?
- Ray Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ray Tsai's NPI active?
- Yes — Ray Tsai's NPI (1699987859) is active in the NPPES registry as of the last update on 2025-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.