Gaston Jean-Louis, MD
NPI 1730708959 · Hematology & Oncology Physician · New York, NY
Gaston Jean-Louis, MD is a Hematology & Oncology Physician provider in New York, NY (NPI 1730708959).
Provider details
- NPI number
- 1730708959
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 322876 (NY)
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
6 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
- 2020-04-09
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Gaston Jean-Louis's NPI number?
- Gaston Jean-Louis's National Provider Identifier (NPI) is 1730708959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gaston Jean-Louis's specialty?
- Gaston Jean-Louis is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Gaston Jean-Louis located?
- Gaston Jean-Louis's practice location on file with NPPES is 622 W 168th St Rm 205, New York, NY 10032-3720.
- What is Gaston Jean-Louis's phone number?
- The practice phone number listed in the NPPES registry for Gaston Jean-Louis is (212) 305-6354.
- Is Gaston Jean-Louis's NPI active?
- Yes — Gaston Jean-Louis's NPI (1730708959) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.