Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William H Metzger MD Inc

Organization Gastroenterology Physician · NPI 1912099763

William H Metzger MD Inc provides Gastroenterology Physician services in Orange, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

1010 W La Veta Ave Ste 570
Orange, CA 92868-4300 Not confirmed with CMS for 16 years — call before visiting
Phone: (714) 835-7700
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence G21079 (CA)

Record details

NPI number1912099763
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Metzger — President · (714) 835-7700
NPI enumeratedSeptember 29, 2006
Last updated in NPPESMay 3, 2010
Mailing address1010 W La Veta Ave, Suite 570, Orange, CA 92868-4300

Other providers in Orange