Karen StefferM.D.
Gastroenterology·Southlake, TX
Karen Steffer, M.D. is a Gastroenterology provider in Southlake, TX affiliated with 1 ambulatory surgery center in TX, as of July 2026.
- NPI1831395995
- Registered2007
- Centers1
- StateTX
- Class of2007
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.
Karen Steffer at a glance
- Provider
- Karen Steffer
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Southlake, TX
- Medical school
- University of Texas Medical Branch at Galveston
- Graduated
- 2007
- NPI registered
- 2007
- NPI
- 1831395995
- 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 Karen Steffer practice?
Karen Steffer, M.D. is based in Southlake, TX and is affiliated with 1 ambulatory surgery center: Lone Star Endoscopy Center Southlake in Southlake, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Karen Steffer's NPI number?
Karen Steffer's National Provider Identifier (NPI) is 1831395995, registered in 2007. Specialty on record: Gastroenterology; credential M.D.
Where did Karen Steffer go to medical school?
Karen Steffer, M.D. attended University of Texas Medical Branch at Galveston, graduating in 2007.
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, Karen Steffer among them. The Texas Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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