Quick answers
- Which hospitals does Chao-Wei Hwang work at?
- Medicare's official clinician data lists Chao-Wei Hwang at 5 hospitals: Frederick Health Hospital, George Washington University Hospital, Johns Hopkins Bayview Medical Center, Johns Hopkins Howard County Medical Center and The Johns Hopkins Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Chao-Wei Hwang see patients?
- Medicare's clinician data lists 8 practice locations, including Baltimore, MD, Frederick, MD and Columbia, MD. Call before your visit to confirm the address.
- What is Chao-Wei Hwang's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Chao-Wei Hwang accept Medicare assignment?
- Medicare's clinician data says Chao-Wei Hwang may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Chao-Wei Hwang offer telehealth?
- Medicare's clinician data says Chao-Wei Hwang offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Chao-Wei Hwang?
- (410) 955-5000, as listed in official Medicare / NPI Registry data.
- What is Chao-Wei Hwang's NPI number?
- 1902943368. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Chao-Wei Hwang works
Medicare's Facility Affiliation Data lists Chao-Wei Hwang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Frederick Health HospitalFrederick, MD · Acute Care Hospital · CCN 210005
- George Washington University HospitalWashington, DC · Acute Care Hospital · CCN 090001
- Johns Hopkins Bayview Medical CenterBaltimore, MD · Acute Care Hospital · CCN 210029
- Johns Hopkins Howard County Medical CenterColumbia, MD · Acute Care Hospital · CCN 210048
- The Johns Hopkins HospitalBaltimore, MD · Acute Care Hospital · CCN 210009
Practice locations
Addresses where Chao-Wei Hwang is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 1800 Orleans StBaltimore, MD 21287 (410) 955‑5000
- 400 W 7th StFrederick, MD 21701 (240) 566‑3300
- 400 W 7th St, Frederick Mem HospFrederick, MD 21701 (240) 566‑3300
- 4940 Eastern AveBaltimore, MD 21224
- 5450 Knoll N DrColumbia, MD 21045 (443) 546‑1700
Group practices
Medicare enrollment lists Chao-Wei Hwang as a member of these groups (CMS data updated 2026-10-02).
- Johns Hopkins University2,909 clinicians in the group
- Johns Hopkins University197 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Maryland →
Other cardiologists in Baltimore
Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1902943368 |
| 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