Quick answers
- Which hospitals does Cyrus A. Hadadi work at?
- Medicare's official clinician data lists Cyrus A. Hadadi at 4 hospitals: Adventist Healthcare Shady Grove Medical Center, Frederick Health Hospital, MedStar Georgetown University Hospital and MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cyrus A. Hadadi see patients?
- Medicare's clinician data lists 8 practice locations, including Washington, DC, Glen Burnie, MD and Annapolis, MD. Call before your visit to confirm the address.
- What is Cyrus A. Hadadi's specialty?
- Medicare lists Cardiac Electrophysiology as the primary specialty.
- Does Cyrus A. Hadadi accept Medicare assignment?
- Yes. Medicare's clinician data says Cyrus A. Hadadi 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 Cyrus A. Hadadi offer telehealth?
- Medicare's clinician data says Cyrus A. Hadadi offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Cyrus A. Hadadi?
- (202) 877-2200, as listed in official Medicare / NPI Registry data.
- What is Cyrus A. Hadadi's NPI number?
- 1861781809. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cyrus A. Hadadi works
Medicare's Facility Affiliation Data lists Cyrus A. Hadadi at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Healthcare Shady Grove Medical CenterRockville, MD · Acute Care Hospital · CCN 210057
- Frederick Health HospitalFrederick, MD · Acute Care Hospital · CCN 210005
- MedStar Georgetown University HospitalWashington, DC · Acute Care Hospital · CCN 090004
- MedStar Washington Hospital CenterWashington, DC · Acute Care Hospital · CCN 090011
Practice locations
Addresses where Cyrus A. Hadadi is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 106 Irving St NW 4200, Mmg at WhcWashington, DC 20010 (202) 877‑2200
- 110 Irving St NWWashington, DC 20010 (202) 877‑2851
- 1406 Crain S Hwy 106Glen Burnie, MD 21061 (410) 768‑6440
- 2114 Generals HwyAnnapolis, MD 21401 (855) 910‑3278
- 29955 Three Notch Rd, 100 Mmg at Charlotte HallCharlotte Hall, MD 20622 (301) 290‑5300
Group practices
Medicare enrollment lists Cyrus A. Hadadi as a member of these groups (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
- MedStar Heart Institute LLC301 clinicians in the group
Specialties
- Cardiac Electrophysiologyprimary
Find other Cardiac Electrophysiology doctors in District of Columbia →
Other cardiac electrophysiologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Drexel University College Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1861781809 |
| 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