Derek Leroith, MD PHD
NPI 1386662039 · Endocrinology, Diabetes & Metabolism Physician · New York, NY
Derek Leroith, MD PHD is a Endocrinology, Diabetes & Metabolism Physician provider in New York, NY (NPI 1386662039).
Provider details
- NPI number
- 1386662039
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 144007 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$183 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Derek Leroith's NPI number?
- Derek Leroith's National Provider Identifier (NPI) is 1386662039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Leroith's specialty?
- Derek Leroith is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Leroith located?
- Derek Leroith's practice location on file with NPPES is 5 East 98th Street, New York, NY 10029.
- What is Derek Leroith's phone number?
- The practice phone number listed in the NPPES registry for Derek Leroith is (212) 241-7975.
- Is Derek Leroith's NPI active?
- Yes — Derek Leroith's NPI (1386662039) 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.