Gary Twiggs, M.D.
NPI 1730295569 · Neonatal-Perinatal Medicine Physician · Seattle, WA
Gary Twiggs, M.D. is a Neonatal-Perinatal Medicine Physician provider in Seattle, WA (NPI 1730295569).
Provider details
- NPI number
- 1730295569
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00020298 (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
- 2006-08-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Twiggs's NPI number?
- Gary Twiggs's National Provider Identifier (NPI) is 1730295569, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Twiggs's specialty?
- Gary Twiggs is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Twiggs located?
- Gary Twiggs's practice location on file with NPPES is 3626 Ne 45th Street, Seattle, WA 98105-5643.
- What is Gary Twiggs's phone number?
- The practice phone number listed in the NPPES registry for Gary Twiggs is (206) 526-2600.
- Is Gary Twiggs's NPI active?
- Yes — Gary Twiggs's NPI (1730295569) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.