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Mark Ayanian, MD
NPI 1457385544 · Pediatrics Physician · Winchester, MA
Mark Ayanian, MD is a Pediatrics Physician provider in Winchester, MA (NPI 1457385544).
Provider details
- NPI number
- 1457385544
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 75744 (MA)
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
955 Main Street
Pediatricians Inc
Winchester, MA 01890
Phone: (781) 729-4262
Fax: (781) 729-0692
Street-level locationGet directions
Mailing address
Po Box 9142
Charlestown, MA 02129-9142
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Ayanian's NPI number?
- Mark Ayanian's National Provider Identifier (NPI) is 1457385544, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Ayanian's specialty?
- Mark Ayanian is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Ayanian located?
- Mark Ayanian's practice location on file with NPPES is 955 Main Street, Winchester, MA 01890.
- What is Mark Ayanian's phone number?
- The practice phone number listed in the NPPES registry for Mark Ayanian is (781) 729-4262.
- Is Mark Ayanian's NPI active?
- Yes — Mark Ayanian's NPI (1457385544) 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.