Leyda Callejas, M.D.
NPI 1750687059 · Endocrinology, Diabetes & Metabolism Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leyda Callejas, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Brooklyn, NY (NPI 1750687059).
Provider details
- NPI number
- 1750687059
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 278322-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
472 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 121 | $89 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 77 | $146 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 74 | $109 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 67 | $19 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 56 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 184 | 52 |
| Semaglutidebrand: Ozempic | 136 | 30 |
| Dulaglutidebrand: Trulicity | 118 | 31 |
| Tirzepatidebrand: Mounjaro | 99 | 23 |
| Glipizidebrand: Glipizide Er | 93 | 33 |
| Empagliflozinbrand: Jardiance | 83 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-02-03
- Last updated
- 2025-09-11
- Certified
- 2025-09-11
Frequently asked questions
- What is Leyda Callejas's NPI number?
- Leyda Callejas's National Provider Identifier (NPI) is 1750687059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leyda Callejas's specialty?
- Leyda Callejas is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Leyda Callejas located?
- Leyda Callejas's practice location on file with NPPES is 760 Broadway Ste 2c320, Brooklyn, NY 11206-5317.
- What is Leyda Callejas's phone number?
- The practice phone number listed in the NPPES registry for Leyda Callejas is (718) 963-8207.
- Does Leyda Callejas accept Medicare?
- Leyda Callejas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leyda Callejas's NPI active?
- Yes — Leyda Callejas's NPI (1750687059) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.