Reza Fazl Alizadeh, MD
NPI 1336643550 · General Practice Physician · Orange, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Reza Fazl Alizadeh, MD is a General Practice Physician provider in Orange, CA (NPI 1336643550).
Provider details
- NPI number
- 1336643550
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A183634 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-03-21
- Last updated
- 2025-12-18
- Certified
- 2025-12-18
Frequently asked questions
- What is Reza Fazl Alizadeh's NPI number?
- Reza Fazl Alizadeh's National Provider Identifier (NPI) is 1336643550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Reza Fazl Alizadeh's specialty?
- Reza Fazl Alizadeh is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Reza Fazl Alizadeh located?
- Reza Fazl Alizadeh's practice location on file with NPPES is 333 City Blvd W Ste 1600, Orange, CA 92868-5903.
- What is Reza Fazl Alizadeh's phone number?
- The practice phone number listed in the NPPES registry for Reza Fazl Alizadeh is (714) 456-5532.
- Does Reza Fazl Alizadeh accept Medicare?
- Reza Fazl Alizadeh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Reza Fazl Alizadeh's NPI active?
- Yes — Reza Fazl Alizadeh's NPI (1336643550) is active in the NPPES registry as of the last update on 2025-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.