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Yoo-Joung Ko, M.D.
NPI 1952525420 · Hematology & Oncology Physician · Toronto
Yoo-Joung Ko, M.D. is a Hematology & Oncology Physician provider in Toronto (NPI 1952525420).
Provider details
- NPI number
- 1952525420
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 156412 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(76/100 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
67% 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
2075 Buyview Ave
Toronto, 435
Phone: (416) 480-4928
Mailing address
12 Rolph Road
Toronto, ON 436
Registry dates
- Enumerated
- 2007-04-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Yoo-Joung Ko's NPI number?
- Yoo-Joung Ko's National Provider Identifier (NPI) is 1952525420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yoo-Joung Ko's specialty?
- Yoo-Joung Ko is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Yoo-Joung Ko located?
- Yoo-Joung Ko's practice location on file with NPPES is 2075 Buyview Ave, Toronto, 435.
- What is Yoo-Joung Ko's phone number?
- The practice phone number listed in the NPPES registry for Yoo-Joung Ko is (416) 480-4928.
- Is Yoo-Joung Ko's NPI active?
- Yes — Yoo-Joung Ko's NPI (1952525420) 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.