Janis Abkowitz
NPI 1740366558 · Hematology & Oncology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janis Abkowitz is a Hematology & Oncology Physician provider in Seattle, WA (NPI 1740366558).
Provider details
- NPI number
- 1740366558
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- MD00018607 (WA)
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
- 2006-10-27
- Last updated
- 2012-02-14
Frequently asked questions
- What is Janis Abkowitz's NPI number?
- Janis Abkowitz's National Provider Identifier (NPI) is 1740366558, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janis Abkowitz's specialty?
- Janis Abkowitz is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Janis Abkowitz located?
- Janis Abkowitz's practice location on file with NPPES is Seattle Cancer Care Alliance, Seattle, WA 98109.
- What is Janis Abkowitz's phone number?
- The practice phone number listed in the NPPES registry for Janis Abkowitz is (206) 288-1012.
- Does Janis Abkowitz accept Medicare?
- Janis Abkowitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janis Abkowitz's NPI active?
- Yes — Janis Abkowitz's NPI (1740366558) is active in the NPPES registry as of the last update on 2012-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.