De-An Zhang, MD
NPI 1114217304 · Anesthesiology Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
De-An Zhang, MD is a Anesthesiology Physician provider in Pasadena, CA (NPI 1114217304).
Provider details
- NPI number
- 1114217304
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
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
15 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2011-04-09
- Last updated
- 2018-05-16
Frequently asked questions
- What is De-An Zhang's NPI number?
- De-An Zhang's National Provider Identifier (NPI) is 1114217304, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is De-An Zhang's specialty?
- De-An Zhang is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is De-An Zhang located?
- De-An Zhang's practice location on file with NPPES is 909 S Fair Oaks Ave, Pasadena, CA 91105-2625.
- What is De-An Zhang's phone number?
- The practice phone number listed in the NPPES registry for De-An Zhang is (626) 389-9300.
- Does De-An Zhang accept Medicare?
- De-An Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is De-An Zhang's NPI active?
- Yes — De-An Zhang's NPI (1114217304) is active in the NPPES registry as of the last update on 2018-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.