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Gene Oh, MD
NPI 1235328683 · Anesthesiology Physician · Garden Grove, CA
Gene Oh, MD is a Anesthesiology Physician provider in Garden Grove, CA (NPI 1235328683).
Provider details
- NPI number
- 1235328683
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A26489 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
12900a Garden Grove Blvd
122
Garden Grove, CA 92843-2023
Phone: (714) 636-0342
Fax: (714) 636-0391
Street-level locationGet directions
Mailing address
Po Box 775
Garden Grove, CA 92842-0775
Registry dates
- Enumerated
- 2007-10-22
- Last updated
- 2007-12-13
Frequently asked questions
- What is Gene Oh's NPI number?
- Gene Oh's National Provider Identifier (NPI) is 1235328683, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gene Oh's specialty?
- Gene Oh is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gene Oh located?
- Gene Oh's practice location on file with NPPES is 12900a Garden Grove Blvd, Garden Grove, CA 92843-2023.
- What is Gene Oh's phone number?
- The practice phone number listed in the NPPES registry for Gene Oh is (714) 636-0342.
- Is Gene Oh's NPI active?
- Yes — Gene Oh's NPI (1235328683) is active in the NPPES registry as of the last update on 2007-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.