Katherine Lion, MD, MPH
NPI 1396937157 · Pediatrics Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Lion, MD, MPH is a Pediatrics Physician provider in Seattle, WA (NPI 1396937157).
Provider details
- NPI number
- 1396937157
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- ML20009026 (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
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
- 2007-08-15
- Last updated
- 2012-03-15
Frequently asked questions
- What is Katherine Lion's NPI number?
- Katherine Lion's National Provider Identifier (NPI) is 1396937157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Lion's specialty?
- Katherine Lion is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Lion located?
- Katherine Lion's practice location on file with NPPES is 4800 Sand Point Way Ne, Seattle, WA 98105-3901.
- What is Katherine Lion's phone number?
- The practice phone number listed in the NPPES registry for Katherine Lion is (206) 884-1049.
- Does Katherine Lion accept Medicare?
- Katherine Lion is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Lion's NPI active?
- Yes — Katherine Lion's NPI (1396937157) is active in the NPPES registry as of the last update on 2012-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.