Quick answers
- Where does Efren L. Rael see patients?
- Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
- What is Efren L. Rael's specialty?
- Medicare lists Allergy/Immunology as the primary specialty.
- Does Efren L. Rael accept Medicare assignment?
- Yes. Medicare's clinician data says Efren L. Rael accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Efren L. Rael offer telehealth?
- Medicare's clinician data says Efren L. Rael offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Efren L. Rael?
- (212) 517-3300, as listed in official Medicare / NPI Registry data.
- What is Efren L. Rael's NPI number?
- 1356512875. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Efren L. Rael is enrolled with Medicare (CMS data updated 2026-10-02).
- 1535 2nd AveNew York, NY 10075 (212) 517‑3300
Group practices
Medicare enrollment lists Efren L. Rael as a member of this group (CMS data updated 2026-10-02).
- New York Allergy and Asthma PLLC4 clinicians in the group
Specialties
- Allergy/Immunologyprimary
Other allergist and immunologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Boston University School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1356512875 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians