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George Ioannou, M.D.
NPI 1568571727 · Gastroenterology Physician · Seattle, WA
George Ioannou, M.D. is a Gastroenterology Physician provider in Seattle, WA (NPI 1568571727).
Provider details
- NPI number
- 1568571727
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 38531 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
1660 S Columbian Way
S-111-Gi, Vapshcs
Seattle, WA 98108-1532
Phone: (206) 277-3136
Fax: (206) 764-2232
Street-level locationGet directions
Mailing address
1660 S Columbian Way
Seattle, WA 98108-1532
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is George Ioannou's NPI number?
- George Ioannou's National Provider Identifier (NPI) is 1568571727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Ioannou's specialty?
- George Ioannou is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is George Ioannou located?
- George Ioannou's practice location on file with NPPES is 1660 S Columbian Way, Seattle, WA 98108-1532.
- What is George Ioannou's phone number?
- The practice phone number listed in the NPPES registry for George Ioannou is (206) 277-3136.
- Is George Ioannou's NPI active?
- Yes — George Ioannou's NPI (1568571727) 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.