Mary-Ellen Diorio, M.D.
NPI 1649345042 · Psychiatry Physician · Seattle, WA
Mary-Ellen Diorio, M.D. is a Psychiatry Physician provider in Seattle, WA (NPI 1649345042).
Provider details
- NPI number
- 1649345042
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD00035655 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-11-21
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mary-Ellen Diorio's NPI number?
- Mary-Ellen Diorio's National Provider Identifier (NPI) is 1649345042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary-Ellen Diorio's specialty?
- Mary-Ellen Diorio is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mary-Ellen Diorio located?
- Mary-Ellen Diorio's practice location on file with NPPES is 2611 Ne 125th St, Seattle, WA 98125-4373.
- What is Mary-Ellen Diorio's phone number?
- The practice phone number listed in the NPPES registry for Mary-Ellen Diorio is (206) 361-6884.
- Is Mary-Ellen Diorio's NPI active?
- Yes — Mary-Ellen Diorio's NPI (1649345042) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.