Quick answers
- Which hospitals does Leonard A. Merlo work at?
- Medicare's official clinician data lists Leonard A. Merlo at 1 hospital: Suburban Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leonard A. Merlo see patients?
- Medicare's clinician data lists 1 practice location in Rockville, MD. Call before your visit to confirm the address.
- What is Leonard A. Merlo's specialty?
- Medicare lists Maxillofacial Surgery as the primary specialty.
- Does Leonard A. Merlo accept Medicare assignment?
- Yes. Medicare's clinician data says Leonard A. Merlo 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.
- What is the phone number for Leonard A. Merlo?
- (301) 468-0020, as listed in official Medicare / NPI Registry data.
- What is Leonard A. Merlo's NPI number?
- 1346245198. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leonard A. Merlo works
Medicare's Facility Affiliation Data lists Leonard A. Merlo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Suburban HospitalBethesda, MD · Acute Care Hospital · CCN 210022
Practice locations
Addresses where Leonard A. Merlo is enrolled with Medicare (CMS data updated 2026-10-02).
- 4701 Randolph RdRockville, MD 20852 (301) 468‑0020
Specialties
- Maxillofacial Surgeryprimary
Other maxillofacial surgeons in Maryland
Clinicians with the same Medicare primary specialty in Maryland — not a recommendation.
Clinician information
| Credential | DDM |
|---|---|
| Medical school | Temple University School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346245198 |
| 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