Quick answers
- Which hospitals does Leslie Chan work at?
- Medicare's official clinician data lists Leslie Chan at 2 hospitals: Ascension St John Medical Center and St John Owasso. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leslie Chan see patients?
- Medicare's clinician data lists 1 practice location in Tulsa, OK. Call before your visit to confirm the address.
- What is Leslie Chan's specialty?
- Medicare lists Pain Management as the primary specialty, and also Anesthesiology.
- Does Leslie Chan accept Medicare assignment?
- Yes. Medicare's clinician data says Leslie Chan 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 Leslie Chan offer telehealth?
- Medicare's clinician data says Leslie Chan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Leslie Chan?
- (918) 200-9944, as listed in official Medicare / NPI Registry data.
- What is Leslie Chan's NPI number?
- 1912039850. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leslie Chan works
Medicare's Facility Affiliation Data lists Leslie Chan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St John Medical CenterTulsa, OK · Acute Care Hospital · CCN 370114
- St John OwassoOwasso, OK · Acute Care Hospital · CCN 370227
Practice locations
Addresses where Leslie Chan is enrolled with Medicare (CMS data updated 2026-10-02).
- 8131 S Memorial Dr, Suite 100Tulsa, OK 74133 (918) 200‑9944
Group practices
Medicare enrollment lists Leslie Chan as a member of this group (CMS data updated 2026-10-02).
- Memorial Health Group LLC4 clinicians in the group
Specialties
- Pain Managementprimary
- Anesthesiologyalso
Other pain management doctors in Tulsa
Clinicians with the same Medicare primary specialty in Tulsa, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1912039850 |
| 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