IndividualActive
Diane Ack, MD
NPI 1871664623 · Pediatrics Physician · Bellevue, WA
Diane Ack, MD is a Pediatrics Physician provider in Bellevue, WA (NPI 1871664623).
Provider details
- NPI number
- 1871664623
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00028523 (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
2700 Northup Way
Bellevue, WA 98004-1463
Phone: (425) 827-4600
Fax: (425) 828-2256
Street-level locationGet directions
Mailing address
14711 Ne 29th Pl
Bellevue, WA 98007-7666
Registry dates
- Enumerated
- 2006-11-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diane Ack's NPI number?
- Diane Ack's National Provider Identifier (NPI) is 1871664623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Ack's specialty?
- Diane Ack is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Ack located?
- Diane Ack's practice location on file with NPPES is 2700 Northup Way, Bellevue, WA 98004-1463.
- What is Diane Ack's phone number?
- The practice phone number listed in the NPPES registry for Diane Ack is (425) 827-4600.
- Is Diane Ack's NPI active?
- Yes — Diane Ack's NPI (1871664623) 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.