William Oh, MD
William Oh, MD is a Colorectal Surgery (Proctology) in Irvine, California. Qualified in 2013, 13 years ago. Practices with Hoag Clinic, a 443-clinician group and accepts Medicare assignment. Licensed in California.
- Years since qualifying
- 13
- Licensed in
- CA
- In the registry since
- 2013
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
16405 Sand Canyon Ave Ste 280Irvine, CA 92618-3792
Phone: (949) 557-0370
Fax: (949) 557-0370
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Colon & Rectal Surgery Physician (primary) | Taxonomy 208C00000X · Licence A136780 (CA) |
|---|
Record details
| NPI number | 1598100323 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | May 7, 2013 |
| Last updated in NPPES | May 7, 2026 |
| Certification date | May 7, 2026 |
| Mailing address | Po Box 781076, Detroit, MI 48278-1076 |
Medicare enrollment
| Medicare specialty | COLORECTAL SURGERY (PROCTOLOGY) |
|---|---|
| Medical school | OTHER |
| Graduated | 2013 (13 years in practice) |
| Group practice | Hoag Clinic — 443 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 3 on file with Medicare |
Other providers in Irvine
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Dr. Elizabeth Arcila, MD
16305 Sand Canyon Ave Ste 260, Irvine, CA 92618 · (949) 791-6767
-
Dr. Carlos Amir Esparza Monzavi
1000 Fivepoint Bldg B, Irvine, CA 92618-2377 · (800) 826-4673
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Sonny S. Wang, MD Colon and Rectal Surgery, Inc
18 Endeavor Ste 306, Irvine, CA 92618-3164 · (949) 387-7240