Marie Christine Longo, M.D.
NPI 1790752913 · Pediatrics Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Christine Longo, M.D. is a Pediatrics Physician provider in Seattle, WA (NPI 1790752913).
Provider details
- NPI number
- 1790752913
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD00037904 (WA)
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
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)
- 6520 226th Pl Se Ste 100Issaquah, WA 98027-7365Phone: (425) 394-1680Fax: (425) 394-1674
Registry dates
- Enumerated
- 2006-03-07
- Last updated
- 2020-10-08
- Certified
- 2020-10-08
Frequently asked questions
- What is Marie Christine Longo's NPI number?
- Marie Christine Longo's National Provider Identifier (NPI) is 1790752913, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Christine Longo's specialty?
- Marie Christine Longo is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Marie Christine Longo located?
- Marie Christine Longo's practice location on file with NPPES is 1229 Madison St, Seattle, WA 98104-3586.
- What is Marie Christine Longo's phone number?
- The practice phone number listed in the NPPES registry for Marie Christine Longo is (206) 292-2249.
- Does Marie Christine Longo accept Medicare?
- Marie Christine Longo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Christine Longo's NPI active?
- Yes — Marie Christine Longo's NPI (1790752913) is active in the NPPES registry as of the last update on 2020-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.