Quick answers
- Which hospitals does Long T. Nguyen work at?
- Medicare's official clinician data lists Long T. Nguyen at 1 hospital: SSM Health St Anthony Hospital - Oklahoma City. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Long T. Nguyen see patients?
- Medicare's clinician data lists 3 practice locations, including Chandler, OK and Oklahoma City, OK. Call before your visit to confirm the address.
- What is Long T. Nguyen's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Emergency Medicine.
- Does Long T. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Long T. Nguyen 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 Long T. Nguyen?
- (405) 259-2333, as listed in official Medicare / NPI Registry data.
- What is Long T. Nguyen's NPI number?
- 1811956006. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Long T. Nguyen works
Medicare's Facility Affiliation Data lists Long T. Nguyen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- SSM Health St Anthony Hospital - Oklahoma CityOklahoma City, OK · Acute Care Hospital · CCN 370037
Practice locations
Addresses where Long T. Nguyen is enrolled with Medicare (CMS data updated 2026-10-02).
- 1920 E 1st StChandler, OK 74834
- 4220 N Classen Blvd, Suite DOklahoma City, OK 73118 (405) 259‑2333
- 8600 S Pennsylvania AveOklahoma City, OK 73159 (405) 768‑4438
Group practices
Medicare enrollment lists Long T. Nguyen as a member of these groups (CMS data updated 2026-10-02).
- Best Physicians at Home, Inc12 clinicians in the group
- Transitional Care Organization LLC11 clinicians in the group
Specialties
- Internal Medicineprimary
- Emergency Medicinealso
Other internal medicine doctors in Oklahoma
Clinicians with the same Medicare primary specialty in Oklahoma — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811956006 |
| 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