Richard Zelner
Gastroenterology·Fountain Valley, CA
Richard Zelner is a Gastroenterology provider in Fountain Valley, CA affiliated with 3 ambulatory surgery centers in CA, as of July 2026.
- NPI1235274259
- Registered2007
- Centers3
- StateCA
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.
- Pacific Endoscopy And Surgery Center LLCFountain Valley, CA · Gastroenterology · 7 on panelView center →
- Memorial Care Surgical Center At Orange Coast LLCFountain Valley, CA · Gastroenterology, General surgery, Ophthalmology, Orthopedics, Pain management · 30 on panelView center →
- Mile Square Surgery Center INCFountain Valley, CA · Gastroenterology, Pain management · 13 on panelView center →
Richard Zelner at a glance
- Provider
- Richard Zelner
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Fountain Valley, CA
- NPI registered
- 2007
- NPI
- 1235274259
- 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 Richard Zelner practice?
Richard Zelner is based in Fountain Valley, CA and is affiliated with 3 ambulatory surgery centers: Pacific Endoscopy And Surgery Center LLC in Fountain Valley, CA, Memorial Care Surgical Center At Orange Coast LLC in Fountain Valley, CA, and Mile Square Surgery Center INC in Fountain Valley, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Richard Zelner's NPI number?
Richard Zelner's National Provider Identifier (NPI) is 1235274259, registered in 2007. Specialty on record: Gastroenterology.
How many Gastroenterology providers in California work at ambulatory surgery centers?
547 Gastroenterology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Richard Zelner among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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