Nagi Zaki, M.D.
NPI 1548330962 · Anesthesiology Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nagi Zaki, M.D. is a Anesthesiology Physician provider in Fountain Valley, CA (NPI 1548330962).
Provider details
- NPI number
- 1548330962
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A49038 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
143 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 39 | $158 |
| Injection of Local Anesthetic for Abdominal Wall Pain Control on Both Sides Using Imaging Guidance64488 | 33 | $67 |
| Anesthesia for Other Procedure on Upper Abdomen00790 | 25 | $328 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 19 | $138 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 16 | $210 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 11 | $68 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-09
- Last updated
- 2015-06-18
Frequently asked questions
- What is Nagi Zaki's NPI number?
- Nagi Zaki's National Provider Identifier (NPI) is 1548330962, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nagi Zaki's specialty?
- Nagi Zaki is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nagi Zaki located?
- Nagi Zaki's practice location on file with NPPES is 9920 Talbert Ave, Fountain Valley, CA 92708-5153.
- What is Nagi Zaki's phone number?
- The practice phone number listed in the NPPES registry for Nagi Zaki is (714) 378-7000.
- Does Nagi Zaki accept Medicare?
- Nagi Zaki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nagi Zaki's NPI active?
- Yes — Nagi Zaki's NPI (1548330962) is active in the NPPES registry as of the last update on 2015-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.