Marybeth Pytlik Ellison, MD
NPI 1609034438 · Developmental - Behavioral Pediatrics Physician · Essex, CT
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marybeth Pytlik Ellison, MD is a Developmental - Behavioral Pediatrics Physician provider in Essex, CT (NPI 1609034438).
Provider details
- NPI number
- 1609034438
- Entity type
- Individual
- Primary specialty
- Developmental - Behavioral Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 033211 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- Yale Department of Pediatrics15 York StNew Haven, CT 06510-3221Phone: (203) 785-4081Fax: (203) 737-7635
Registry dates
- Enumerated
- 2008-05-29
- Last updated
- 2022-10-05
- Certified
- 2022-10-05
Frequently asked questions
- What is Marybeth Pytlik Ellison's NPI number?
- Marybeth Pytlik Ellison's National Provider Identifier (NPI) is 1609034438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marybeth Pytlik Ellison's specialty?
- Marybeth Pytlik Ellison is listed in the NPPES registry with a primary specialty of Developmental - Behavioral Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Marybeth Pytlik Ellison located?
- Marybeth Pytlik Ellison's practice location on file with NPPES is Sunflower Developmental Pediatrics, Essex, CT 06426.
- What is Marybeth Pytlik Ellison's phone number?
- The practice phone number listed in the NPPES registry for Marybeth Pytlik Ellison is (860) 365-9300.
- Does Marybeth Pytlik Ellison accept Medicare?
- Marybeth Pytlik Ellison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marybeth Pytlik Ellison's NPI active?
- Yes — Marybeth Pytlik Ellison's NPI (1609034438) is active in the NPPES registry as of the last update on 2022-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.