Annamalai VeerappanM.D.
Annamalai Veerappan, M.D. is a Gastroenterology provider in Fremont, CA affiliated with 2 ambulatory surgery centers in CA, as of July 2026.
- NPI1881628451
- Registered2006
- Centers2
- StateCA
- Class of1979
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.
- Fremont Ambulatory Surgery Center LpFremont, CA · Gastroenterology, Ophthalmology, Orthopedics, Pain management, Urology · 24 on panelView center →
- Washington Outpatient Surgery Center LLCFremont, CA · Gastroenterology, General surgery, Ophthalmology, Orthopedics, Pain management, Plastic surgery · 26 on panelView center →
Annamalai Veerappan at a glance
- Provider
- Annamalai Veerappan
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Fremont, CA
- Medical school graduation
- 1979
- NPI registered
- 2006
- NPI
- 1881628451
- 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 Annamalai Veerappan practice?
Annamalai Veerappan, M.D. is based in Fremont, CA and is affiliated with 2 ambulatory surgery centers: Fremont Ambulatory Surgery Center Lp in Fremont, CA and Washington Outpatient Surgery Center LLC in Fremont, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Annamalai Veerappan's NPI number?
Annamalai Veerappan's National Provider Identifier (NPI) is 1881628451, registered in 2006. Specialty on record: Gastroenterology; credential M.D.
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, Annamalai Veerappan among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete Annamalai Veerappan analysis
Tell us where to send it. Our team will prepare an analysis of Annamalai Veerappan covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.