Quick answers
- Where does Chang Su see patients?
- Medicare's clinician data lists 3 practice locations, including Oklahoma City, OK and Houston, TX. Call before your visit to confirm the address.
- What is Chang Su's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Chang Su accept Medicare assignment?
- Yes. Medicare's clinician data says Chang Su 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 Chang Su offer telehealth?
- Medicare's clinician data says Chang Su offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Chang Su?
- (405) 949-3141, as listed in official Medicare / NPI Registry data.
- What is Chang Su's NPI number?
- 1417410671. 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 Chang Su is enrolled with Medicare (CMS data updated 2026-10-02).
- 3300 NW ExpresswayOklahoma City, OK 73112 (405) 949‑3141
- 4401 S Western AveOklahoma City, OK 73109 (405) 636‑7000
- 6445 Main St, Suite 2500Houston, TX 77030 (713) 441‑3150
Group practices
Medicare enrollment lists Chang Su as a member of these groups (CMS data updated 2026-10-02).
- Houston Methodist Specialty Physicians1,528 clinicians in the group
- INTEGRIS Ambulatory Care Corporation685 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1417410671 |
| 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