Tj Tsay MD
NPI 1780040477 · Dermatology Physician · Tustin, CA
Tj Tsay MD is a Dermatology Physician organization in Tustin, CA (NPI 1780040477).
Provider details
- NPI number
- 1780040477
- Entity type
- Organization
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Tj Tsay, President/Owner(714) 760-9918
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Emergency Medicine Physician207P00000X
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
10 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
Other names (DBA / former)
- Doing business as
- Ageless MD
Registry dates
- Enumerated
- 2016-01-11
- Last updated
- 2016-12-07
Frequently asked questions
- What is Tj Tsay MD's NPI number?
- Tj Tsay MD's National Provider Identifier (NPI) is 1780040477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tj Tsay MD?
- Tj Tsay MD is classified in the NPPES registry as Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Tj Tsay MD located?
- Tj Tsay MD's practice location on file with NPPES is 13132 Newport Ave, Tustin, CA 92780-3429.
- What is Tj Tsay MD's phone number?
- The practice phone number listed in the NPPES registry for Tj Tsay MD is (714) 760-9918.
- Who is the authorized official for Tj Tsay MD?
- The authorized official listed on Tj Tsay MD's NPPES record is Tj Tsay, President/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tj Tsay MD's NPI active?
- Yes — Tj Tsay MD's NPI (1780040477) is active in the NPPES registry as of the last update on 2016-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.