IndividualActive
Diane Tsai, M.D.
NPI 1265575799 · Counselor · Tacoma, WA
Diane Tsai, M.D. is a Counselor provider in Tacoma, WA (NPI 1265575799).
Provider details
- NPI number
- 1265575799
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- LH00003932 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
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
4301 S Pine St
Ste 301
Tacoma, WA 98409-7264
Phone: (253) 476-6500
Street-level locationGet directions
Mailing address
Po Box 34584
Seattle, WA 98124-1584
Registry dates
- Enumerated
- 2007-02-15
- Last updated
- 2007-10-17
Frequently asked questions
- What is Diane Tsai's NPI number?
- Diane Tsai's National Provider Identifier (NPI) is 1265575799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Tsai's specialty?
- Diane Tsai is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Tsai located?
- Diane Tsai's practice location on file with NPPES is 4301 S Pine St, Tacoma, WA 98409-7264.
- What is Diane Tsai's phone number?
- The practice phone number listed in the NPPES registry for Diane Tsai is (253) 476-6500.
- Is Diane Tsai's NPI active?
- Yes — Diane Tsai's NPI (1265575799) is active in the NPPES registry as of the last update on 2007-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.