Marlyn MayoMD
Marlyn Mayo, MD is a Gastroenterology provider in Dallas, TX affiliated with 1 ambulatory surgery center in TX, as of July 2026.
- NPI1003872292
- Registered2006
- Centers1
- StateTX
- Class of1990
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
Marlyn Mayo at a glance
- Provider
- Marlyn Mayo
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Dallas, TX
- Medical school
- Baylor College of Medicine
- Graduated
- 1990
- NPI registered
- 2006
- NPI
- 1003872292
- 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 Marlyn Mayo practice?
Marlyn Mayo, MD is based in Dallas, TX and is affiliated with 1 ambulatory surgery center: Baylor Surgicare in Dallas, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Marlyn Mayo's NPI number?
Marlyn Mayo's National Provider Identifier (NPI) is 1003872292, registered in 2006. Specialty on record: Gastroenterology; credential MD.
Where did Marlyn Mayo go to medical school?
Marlyn Mayo, MD attended Baylor College of Medicine, graduating in 1990.
How many Gastroenterology providers in Texas work at ambulatory surgery centers?
312 Gastroenterology surgeons and proceduralists in Texas are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Marlyn Mayo among them. The Texas Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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