Gus Kefalopoulos, M.D.
NPI 1477727352 · Anesthesiology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gus Kefalopoulos, M.D. is a Anesthesiology Physician provider in San Diego, CA (NPI 1477727352).
Provider details
- NPI number
- 1477727352
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A101632 (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
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
Mailing address
Registry dates
- Enumerated
- 2008-04-22
- Last updated
- 2008-11-17
Frequently asked questions
- What is Gus Kefalopoulos's NPI number?
- Gus Kefalopoulos's National Provider Identifier (NPI) is 1477727352, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gus Kefalopoulos's specialty?
- Gus Kefalopoulos is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gus Kefalopoulos located?
- Gus Kefalopoulos's practice location on file with NPPES is 3626 Ruffin Rd, San Diego, CA 92123-1810.
- What is Gus Kefalopoulos's phone number?
- The practice phone number listed in the NPPES registry for Gus Kefalopoulos is (858) 565-9666.
- Does Gus Kefalopoulos accept Medicare?
- Gus Kefalopoulos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gus Kefalopoulos's NPI active?
- Yes — Gus Kefalopoulos's NPI (1477727352) is active in the NPPES registry as of the last update on 2008-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.