Quick answers
- Where does Joy H. Chang see patients?
- Medicare's clinician data lists 2 practice locations, including Rockville, MD and Bethesda, MD. Call before your visit to confirm the address.
- What is Joy H. Chang's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Joy H. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Joy H. Chang 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 Joy H. Chang offer telehealth?
- Medicare's clinician data says Joy H. Chang offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Joy H. Chang?
- (301) 715-3673, as listed in official Medicare / NPI Registry data.
- What is Joy H. Chang's NPI number?
- 1154620540. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Joy H. Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 2 Taft Ct, Suite 200Rockville, MD 20850 (301) 715‑3673
- 6040 Southport DrBethesda, MD 20814 (301) 493‑4200
Group practices
Medicare enrollment lists Joy H. Chang as a member of this group (CMS data updated 2026-10-02).
- Cornerstone Montgomery Inc23 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Rockville
Clinicians with the same Medicare primary specialty in Rockville, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wright State University Boonshoft School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1154620540 |
| 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
- 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