Quick answers
- Which hospitals does Mark Rosenblum work at?
- Medicare's official clinician data lists Mark Rosenblum at 3 hospitals: Meritus Medical Center, Sibley Memorial Hospital and Suburban Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Rosenblum see patients?
- Medicare's clinician data lists 7 practice locations, including Hagerstown, MD, Potomac, MD and Germantown, MD. Call before your visit to confirm the address.
- What is Mark Rosenblum's specialty?
- Medicare lists Urology as the primary specialty.
- Does Mark Rosenblum accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Rosenblum 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 Mark Rosenblum offer telehealth?
- Medicare's clinician data says Mark Rosenblum offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark Rosenblum?
- (301) 790-9350, as listed in official Medicare / NPI Registry data.
- What is Mark Rosenblum's NPI number?
- 1003809310. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Rosenblum works
Medicare's Facility Affiliation Data lists Mark Rosenblum at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Meritus Medical CenterHagerstown, MD · Acute Care Hospital · CCN 210001
- Sibley Memorial HospitalWashington, DC · Acute Care Hospital · CCN 090005
- Suburban HospitalBethesda, MD · Acute Care Hospital · CCN 210022
Practice locations
Addresses where Mark Rosenblum is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 11110 Medical Campus Rd, Suite 228Hagerstown, MD 21742 (301) 790‑9350
- 11116 Medical Campus RdHagerstown, MD 21742 (301) 790‑8000
- 12435 Park Potomac Ave, Suite 400Potomac, MD 20854 (443) 738‑2872
- 19851 Observation Dr, Suite 445Germantown, MD 20876 (301) 258‑1919
- 3801 International DrSilver Spring, MD 20906 (301) 598‑9171
Group practices
Medicare enrollment lists Mark Rosenblum as a member of these groups (CMS data updated 2026-10-02).
- Medical Practices of Antietam, LLC234 clinicians in the group
- Chesapeake Urology Associates LLC177 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Hagerstown
Clinicians with the same Medicare primary specialty in Hagerstown, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1003809310 |
| 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