Mary Ellen Mccormick, MD
NPI 1770783847 · Pediatric Adolescent Medicine Physician · Valencia, CA
Mary Ellen Mccormick, MD is a Pediatric Adolescent Medicine Physician provider in Valencia, CA (NPI 1770783847).
Provider details
- NPI number
- 1770783847
- Entity type
- Individual
- Primary specialty
- Pediatric Adolescent Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A95179 (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
- 2007-07-18
- Last updated
- 2007-07-18
Frequently asked questions
- What is Mary Ellen Mccormick's NPI number?
- Mary Ellen Mccormick's National Provider Identifier (NPI) is 1770783847, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Mccormick's specialty?
- Mary Ellen Mccormick is listed in the NPPES registry with a primary specialty of Pediatric Adolescent Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Ellen Mccormick located?
- Mary Ellen Mccormick's practice location on file with NPPES is 27867 Smyth Dr, Valencia, CA 91355-6059.
- What is Mary Ellen Mccormick's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Mccormick is (661) 294-2229.
- Is Mary Ellen Mccormick's NPI active?
- Yes — Mary Ellen Mccormick's NPI (1770783847) is active in the NPPES registry as of the last update on 2007-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.