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Mary Anastasiou, MD
NPI 1154354116 · Pediatrics Physician · Pleasanton, CA
Mary Anastasiou, MD is a Pediatrics Physician provider in Pleasanton, CA (NPI 1154354116).
Provider details
- NPI number
- 1154354116
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A40422 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
5565 W Las Positas
Ste 240
Pleasanton, CA 94588
Phone: (925) 460-8444
Fax: (925) 460-8565
Street-level locationGet directions
Mailing address
3501 Kamp Dr
Pleasanton, CA 94588
Registry dates
- Enumerated
- 2006-07-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Anastasiou's NPI number?
- Mary Anastasiou's National Provider Identifier (NPI) is 1154354116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Anastasiou's specialty?
- Mary Anastasiou is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Anastasiou located?
- Mary Anastasiou's practice location on file with NPPES is 5565 W Las Positas, Pleasanton, CA 94588.
- What is Mary Anastasiou's phone number?
- The practice phone number listed in the NPPES registry for Mary Anastasiou is (925) 460-8444.
- Is Mary Anastasiou's NPI active?
- Yes — Mary Anastasiou's NPI (1154354116) 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.