Mary HienamanMD
Obstetrics & Gynecology·Houston, TX
Mary Hienaman, MD is an Obstetrics & Gynecology provider in Houston, TX, as of July 2026.
- NPI1841291721
- Registered2005
- Class of1990
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Mary Hienaman at a glance
- Provider
- Mary Hienaman
- Credential
- MD
- Specialty
- Obstetrics/Gynecology
- Procedures
- Obstetrics & Gynecology CPT codes
- Location
- Houston, TX
- Medical school
- Texas Tech University Health Science Center School of Medicine
- Graduated
- 1990
- NPI registered
- 2005
- NPI
- 1841291721
- 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 Mary Hienaman practice?
Mary Hienaman, MD is based in Houston, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Mary Hienaman's NPI number?
Mary Hienaman's National Provider Identifier (NPI) is 1841291721, registered in 2005. Specialty on record: Obstetrics/Gynecology; credential MD.
Where did Mary Hienaman go to medical school?
Mary Hienaman, MD attended Texas Tech University Health Science Center School of Medicine, graduating in 1990.
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, Mary Hienaman among them. The Texas Obstetrics & Gynecology directory lists each one by city with credential, NPI, and center affiliations.
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