Quick answers
- Which hospitals does Muhammad Rizwan work at?
- Medicare's official clinician data lists Muhammad Rizwan at 5 hospitals: Meritus Medical Center, Riverside Doctors' Hospital of Williamsburg, Riverside Regional Medical Center, Riverside Shore Memorial Hospital and Riverside Walter Reed Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Muhammad Rizwan see patients?
- Medicare's clinician data lists 3 practice locations, including Hagerstown, MD, Newport News, VA and Washington, DC. Call before your visit to confirm the address.
- What is Muhammad Rizwan's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty.
- Does Muhammad Rizwan accept Medicare assignment?
- Yes. Medicare's clinician data says Muhammad Rizwan 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 Muhammad Rizwan?
- (301) 790-8000, as listed in official Medicare / NPI Registry data.
- What is Muhammad Rizwan's NPI number?
- 1033184254. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Muhammad Rizwan works
Medicare's Facility Affiliation Data lists Muhammad Rizwan 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
- Riverside Doctors' Hospital of WilliamsburgWilliamsburg, VA · Acute Care Hospital · CCN 490143
- Riverside Regional Medical CenterNewport News, VA · Acute Care Hospital · CCN 490052
- Riverside Shore Memorial HospitalOnancock, VA · Acute Care Hospital · CCN 490037
- Riverside Walter Reed HospitalGloucester, VA · Acute Care Hospital · CCN 490130
Practice locations
Addresses where Muhammad Rizwan is enrolled with Medicare (CMS data updated 2026-10-02).
- 11116 Medical Campus RdHagerstown, MD 21742 (301) 790‑8000
- 12200 Warwick Blvd, Suite 290Newport News, VA 23601 (757) 534‑5454
- 4601 Martin Luther King Jr Ave SWWashington, DC 20032 (202) 373‑5840
Group practices
Medicare enrollment lists Muhammad Rizwan as a member of these groups (CMS data updated 2026-10-02).
- Riverside Physician Services Inc797 clinicians in the group
- Anacostia Medical Associates24 clinicians in the group
Specialties
- Critical Care (Intensivists)primary
Find other Critical Care (Intensivists) doctors in Maryland →
Other critical care doctors in Hagerstown
Clinicians with the same Medicare primary specialty in Hagerstown, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1033184254 |
| 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