Melissa Walsh, MD
NPI 1275644874 · Pediatrics Physician · Mountlake Terrace, WA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Walsh, MD is a Pediatrics Physician provider in Mountlake Terrace, WA (NPI 1275644874).
Provider details
- NPI number
- 1275644874
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- ML20008042 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2025-02-12
- Certified
- 2025-02-12
Frequently asked questions
- What is Melissa Walsh's NPI number?
- Melissa Walsh's National Provider Identifier (NPI) is 1275644874, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Walsh's specialty?
- Melissa Walsh is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Walsh located?
- Melissa Walsh's practice location on file with NPPES is 23511 56th Ave W Ste 105, Mountlake Terrace, WA 98043-5285.
- What is Melissa Walsh's phone number?
- The practice phone number listed in the NPPES registry for Melissa Walsh is (206) 546-2421.
- Does Melissa Walsh accept Medicare?
- Melissa Walsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Walsh's NPI active?
- Yes — Melissa Walsh's NPI (1275644874) is active in the NPPES registry as of the last update on 2025-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.