Quick answers
- Where does Harold Sequeira see patients?
- Medicare's clinician data lists 1 practice location in Smithtown, NY. Call before your visit to confirm the address.
- What is Harold Sequeira's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Harold Sequeira accept Medicare assignment?
- Medicare's clinician data says Harold Sequeira may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Harold Sequeira offer telehealth?
- Medicare's clinician data says Harold Sequeira offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Harold Sequeira?
- (631) 920-8000, as listed in official Medicare / NPI Registry data.
- What is Harold Sequeira's NPI number?
- 1922169390. 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 Harold Sequeira is enrolled with Medicare (CMS data updated 2026-10-02).
- 11 Route 111Smithtown, NY 11787 (631) 920‑8000
Group practices
Medicare enrollment lists Harold Sequeira as a member of this group (CMS data updated 2026-10-02).
- Welllife Network Inc17 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Smithtown
Clinicians with the same Medicare primary specialty in Smithtown, NY — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1922169390 |
| 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