Margaret Zdarzyl, M.D.
NPI 1649206921 · Pediatric Adolescent Medicine Physician · Glendale, CA
Margaret Zdarzyl, M.D. is a Pediatric Adolescent Medicine Physician provider in Glendale, CA (NPI 1649206921).
Provider details
- NPI number
- 1649206921
- Entity type
- Individual
- Primary specialty
- Pediatric Adolescent Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 00A44516 (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
- 2006-06-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret Zdarzyl's NPI number?
- Margaret Zdarzyl's National Provider Identifier (NPI) is 1649206921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Zdarzyl's specialty?
- Margaret Zdarzyl is listed in the NPPES registry with a primary specialty of Pediatric Adolescent Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Zdarzyl located?
- Margaret Zdarzyl's practice location on file with NPPES is 1818 Verdugo Blvd Ste 407, Glendale, CA 91208-1446.
- What is Margaret Zdarzyl's phone number?
- The practice phone number listed in the NPPES registry for Margaret Zdarzyl is (818) 952-7251.
- Is Margaret Zdarzyl's NPI active?
- Yes — Margaret Zdarzyl's NPI (1649206921) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.