Dennis Mayock
NPI 1013932680 · Neonatal-Perinatal Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Mayock is a Neonatal-Perinatal Medicine Physician provider in Seattle, WA (NPI 1013932680).
Provider details
- NPI number
- 1013932680
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MD00016391 (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
- 2006-07-13
- Last updated
- 2007-07-09
Frequently asked questions
- What is Dennis Mayock's NPI number?
- Dennis Mayock's National Provider Identifier (NPI) is 1013932680, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Mayock's specialty?
- Dennis Mayock is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Mayock located?
- Dennis Mayock's practice location on file with NPPES is Pediatrics, Box 356320, Seattle, WA 98195-6320.
- What is Dennis Mayock's phone number?
- The practice phone number listed in the NPPES registry for Dennis Mayock is (206) 543-3200.
- Does Dennis Mayock accept Medicare?
- Dennis Mayock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Mayock's NPI active?
- Yes — Dennis Mayock's NPI (1013932680) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.