Northwest Outpatient Anesthesia PLLC
NPI 1194876888 · Anesthesiology Physician · Bellevue, WA
Northwest Outpatient Anesthesia PLLC is a Anesthesiology Physician organization in Bellevue, WA (NPI 1194876888).
Provider details
- NPI number
- 1194876888
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Annamaria Marchionne, Owner(425) 318-6038
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
- 2007-01-16
- Last updated
- 2019-01-09
Frequently asked questions
- What is Northwest Outpatient Anesthesia PLLC's NPI number?
- Northwest Outpatient Anesthesia PLLC's National Provider Identifier (NPI) is 1194876888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Northwest Outpatient Anesthesia PLLC?
- Northwest Outpatient Anesthesia PLLC is classified in the NPPES registry as Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Northwest Outpatient Anesthesia PLLC located?
- Northwest Outpatient Anesthesia PLLC's practice location on file with NPPES is 1900 116th Ave Ne Ste 100, Bellevue, WA 98005.
- What is Northwest Outpatient Anesthesia PLLC's phone number?
- The practice phone number listed in the NPPES registry for Northwest Outpatient Anesthesia PLLC is (206) 271-3379.
- Who is the authorized official for Northwest Outpatient Anesthesia PLLC?
- The authorized official listed on Northwest Outpatient Anesthesia PLLC's NPPES record is Annamaria Marchionne, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Northwest Outpatient Anesthesia PLLC's NPI active?
- Yes — Northwest Outpatient Anesthesia PLLC's NPI (1194876888) is active in the NPPES registry as of the last update on 2019-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.