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David Patterson, MD
NPI 1861539520 · Gastroenterology Physician · Seattle, WA
David Patterson, MD is a Gastroenterology Physician provider in Seattle, WA (NPI 1861539520).
Provider details
- NPI number
- 1861539520
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00022397 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(99/100 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
3 documented practice locations
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
1100 9th Ave
Seattle, WA 98101-2756
Phone: (206) 223-6600
Street-level locationGet directions
Mailing address
1100 9th Ave
Seattle, WA 98101-2756
Additional practice locations (2)
- 751 Ne Blakely Dr Fl 3Issaquah, WA 98029-6201Phone: (425) 313-5345Fax: (425) 313-7176
- 1221 Madison St Ste 1220Seattle, WA 98104-1356Phone: (206) 215-4250Fax: (206) 215-4252
Registry dates
- Enumerated
- 2007-01-31
- Last updated
- 2021-07-16
- Certified
- 2021-06-23
Frequently asked questions
- What is David Patterson's NPI number?
- David Patterson's National Provider Identifier (NPI) is 1861539520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Patterson's specialty?
- David Patterson is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Patterson located?
- David Patterson's practice location on file with NPPES is 1100 9th Ave, Seattle, WA 98101-2756.
- What is David Patterson's phone number?
- The practice phone number listed in the NPPES registry for David Patterson is (206) 223-6600.
- Is David Patterson's NPI active?
- Yes — David Patterson's NPI (1861539520) is active in the NPPES registry as of the last update on 2021-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.