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Alethea Lacas, M.D.
NPI 1033235189 · Family Medicine Physician · Seattle, WA
Alethea Lacas, M.D. is a Family Medicine Physician provider in Seattle, WA (NPI 1033235189).
Provider details
- NPI number
- 1033235189
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(83/100 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
83% 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
1401 Madison St
#100
Seattle, WA 98104-1316
Phone: (206) 386-6054
Fax: (206) 386-6113
Street-level locationGet directions
Mailing address
5535 39th Ave Ne
Seattle, WA 98105-2210
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Alethea Lacas's NPI number?
- Alethea Lacas's National Provider Identifier (NPI) is 1033235189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alethea Lacas's specialty?
- Alethea Lacas is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alethea Lacas located?
- Alethea Lacas's practice location on file with NPPES is 1401 Madison St, Seattle, WA 98104-1316.
- What is Alethea Lacas's phone number?
- The practice phone number listed in the NPPES registry for Alethea Lacas is (206) 386-6054.
- Is Alethea Lacas's NPI active?
- Yes — Alethea Lacas's NPI (1033235189) 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.