Quick answers
- Which hospitals does Melissa J. De Leon work at?
- Medicare's official clinician data lists Melissa J. De Leon at 1 hospital: Boston Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Melissa J. De Leon see patients?
- Medicare's clinician data lists 1 practice location in East Boston, MA. Call before your visit to confirm the address.
- What is Melissa J. De Leon's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Melissa J. De Leon accept Medicare assignment?
- Yes. Medicare's clinician data says Melissa J. De Leon 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 Melissa J. De Leon offer telehealth?
- Medicare's clinician data says Melissa J. De Leon offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Melissa J. De Leon?
- (617) 569-5800, as listed in official Medicare / NPI Registry data.
- What is Melissa J. De Leon's NPI number?
- 1629664370. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Melissa J. De Leon works
Medicare's Facility Affiliation Data lists Melissa J. De Leon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Boston Medical CenterBoston, MA · Acute Care Hospital · CCN 220031
Practice locations
Addresses where Melissa J. De Leon is enrolled with Medicare (CMS data updated 2026-10-02).
- 10 Gove StEast Boston, MA 02128 (617) 569‑5800
Group practices
Medicare enrollment lists Melissa J. De Leon as a member of this group (CMS data updated 2026-10-02).
- Internal Medical Associates-Ebnhc240 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in East Boston
Clinicians with the same Medicare primary specialty in East Boston, MA — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1629664370 |
| 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