Marissa TsaoM.D.
Obstetrics & Gynecology·Houston, TX
Marissa Tsao, M.D. is an Obstetrics & Gynecology provider in Houston, TX, as of July 2026.
- NPI1487901328
- Registered2012
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Marissa Tsao at a glance
- Provider
- Marissa Tsao
- Credential
- M.D.
- Specialty
- Obstetrics & Gynecology
- Procedures
- Obstetrics & Gynecology CPT codes
- Location
- Houston, TX
- NPI registered
- 2012
- NPI
- 1487901328
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Marissa Tsao practice?
Marissa Tsao, M.D. is based in Houston, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Marissa Tsao's NPI number?
Marissa Tsao's National Provider Identifier (NPI) is 1487901328, registered in 2012. Specialty on record: Obstetrics & Gynecology; credential M.D.
How many Obstetrics & Gynecology providers in Texas work at ambulatory surgery centers?
345 Obstetrics & Gynecology surgeons and proceduralists in Texas are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Marissa Tsao among them. The Texas Obstetrics & Gynecology directory lists each one by city with credential, NPI, and center affiliations.
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