Lii-Mei Tsai, MD
NPI 1447295993 · Clinical Pathology/Laboratory Medicine Physician · Saint Louis, MO
Lii-Mei Tsai, MD is a Clinical Pathology/Laboratory Medicine Physician provider in Saint Louis, MO (NPI 1447295993).
Provider details
- NPI number
- 1447295993
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35723 (MO)
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
- 2006-06-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Lii-Mei Tsai's NPI number?
- Lii-Mei Tsai's National Provider Identifier (NPI) is 1447295993, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lii-Mei Tsai's specialty?
- Lii-Mei Tsai is listed in the NPPES registry with a primary specialty of Clinical Pathology/Laboratory Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lii-Mei Tsai located?
- Lii-Mei Tsai's practice location on file with NPPES is 11710 Administration Dr, Saint Louis, MO 63146-3407.
- What is Lii-Mei Tsai's phone number?
- The practice phone number listed in the NPPES registry for Lii-Mei Tsai is (314) 645-6454.
- Is Lii-Mei Tsai's NPI active?
- Yes — Lii-Mei Tsai's NPI (1447295993) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.