Quick answers
- Which hospitals does Daniel A. Cadena Castillo work at?
- Medicare's official clinician data lists Daniel A. Cadena Castillo at 1 hospital: NYU Langone Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Daniel A. Cadena Castillo see patients?
- Medicare's clinician data lists 12 practice locations, including New York, NY and Brooklyn, NY. Call before your visit to confirm the address.
- What is Daniel A. Cadena Castillo's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Daniel A. Cadena Castillo accept Medicare assignment?
- Yes. Medicare's clinician data says Daniel A. Cadena Castillo 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 Daniel A. Cadena Castillo offer telehealth?
- Medicare's clinician data says Daniel A. Cadena Castillo offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Daniel A. Cadena Castillo?
- (212) 263-9700, as listed in official Medicare / NPI Registry data.
- What is Daniel A. Cadena Castillo's NPI number?
- 1225269673. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Daniel A. Cadena Castillo works
Medicare's Facility Affiliation Data lists Daniel A. Cadena Castillo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- NYU Langone HospitalsNew York, NY · Acute Care Hospital · CCN 330214
Practice locations
Addresses where Daniel A. Cadena Castillo is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 12; the Medicare profile lists all.
- 111 BroadwayNew York, NY 10006 (212) 263‑9700
- 111 Broadway, Fl 2New York, NY 10006 (212) 263‑9701
- 16 Th St and 1st AveNew York, NY 10003 (212) 420‑2000
- 186 Joralemon StBrooklyn, NY 11201 (212) 263‑7300
- 301 E 17th StNew York, NY 10003 (212) 263‑7300
Group practices
Medicare enrollment lists Daniel A. Cadena Castillo as a member of this group (CMS data updated 2026-10-02).
- New York University6,134 clinicians in the group
Specialties
- Endocrinologyprimary
Other endocrinologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1225269673 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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