OrganizationActive
Memorial Sloan-Kettering Cancer Center
NPI 1235394099 · Special Hospital · New York, NY
Memorial Sloan-Kettering Cancer Center is a Special Hospital organization in New York, NY (NPI 1235394099).
Provider details
- NPI number
- 1235394099
- Entity type
- Organization
- Primary specialty
- Special HospitalHospitals
- Organization subpart
- No
- Authorized official
- Kathleen O'Keefe, Education and Training Coordinator(212) 639-7537
Specialties & taxonomies
Hospitals
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
1275 York Avenue, Box 435
New York, NY 10065
Phone: (212) 639-7537
Street-level locationGet directions
Mailing address
1275 York Avenue, Box 435
New York, NY 10065
Registry dates
- Enumerated
- 2008-07-22
- Last updated
- 2008-07-22
Frequently asked questions
- What is Memorial Sloan-Kettering Cancer Center's NPI number?
- Memorial Sloan-Kettering Cancer Center's National Provider Identifier (NPI) is 1235394099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Memorial Sloan-Kettering Cancer Center?
- Memorial Sloan-Kettering Cancer Center is classified in the NPPES registry as Special Hospital (Hospitals).
- Where is Memorial Sloan-Kettering Cancer Center located?
- Memorial Sloan-Kettering Cancer Center's practice location on file with NPPES is 1275 York Avenue, Box 435, New York, NY 10065.
- What is Memorial Sloan-Kettering Cancer Center's phone number?
- The practice phone number listed in the NPPES registry for Memorial Sloan-Kettering Cancer Center is (212) 639-7537.
- Who is the authorized official for Memorial Sloan-Kettering Cancer Center?
- The authorized official listed on Memorial Sloan-Kettering Cancer Center's NPPES record is Kathleen O'Keefe, Education and Training Coordinator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Memorial Sloan-Kettering Cancer Center's NPI active?
- Yes — Memorial Sloan-Kettering Cancer Center's NPI (1235394099) is active in the NPPES registry as of the last update on 2008-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.