Alexander Perkelvald MD
2320 Avenue U, Brooklyn, NY, 11229
What we can verify
Each claim below is backed by a source we checked. Claims we couldn’t evidence are simply absent, which does not mean the clinic doesn’t offer them.
Weight management
confidence 0.90“In house Diabetes Education with focus on dietary modifications, weight loss and prevention of Diabetes related complications.”
Clinic website — nycendocrinology.com • checked 2026-09-20
Primary care
confidence 0.90“Dr. Raisa Oklander Family Practice”
Clinic website — nycendocrinology.com/doctors.html • checked 2026-09-20
Clinicians
| Name | Specialty | Panel | NPI |
|---|---|---|---|
| Alexander Perkelvald, MD, MD | Internal Medicine, Endocrinology, Diabetes & Metabolism | — | 1679681639NPI record verified |
| Vita Oklander, PA, PA | — | — | 1932343894NPI record verified |
An NPI is a registry identifier. Per NPPES, holding one does not establish that a provider is licensed or credentialed. Verify licensure with the relevant state medical or nursing board.
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Listing checked September 20, 2026. How we verify listings
GLP-1 Care Map lists providers and patient-reported information. It is not medical advice and does not recommend any provider or treatment. We do not verify licensure, and services and prices change: confirm details with the provider before you book.