Hoi U, M.D.
NPI 1164468146 · Neurological Surgery Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hoi U, M.D. is a Neurological Surgery Physician provider in San Diego, CA (NPI 1164468146).
Provider details
- NPI number
- 1164468146
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G27898 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-06-20
- Last updated
- 2019-09-30
Frequently asked questions
- What is Hoi U's NPI number?
- Hoi U's National Provider Identifier (NPI) is 1164468146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hoi U's specialty?
- Hoi U is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Hoi U located?
- Hoi U's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Hoi U's phone number?
- The practice phone number listed in the NPPES registry for Hoi U is (619) 543-5540.
- Does Hoi U accept Medicare?
- Hoi U is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hoi U's NPI active?
- Yes — Hoi U's NPI (1164468146) is active in the NPPES registry as of the last update on 2019-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.