Quick answers
- Which hospitals does Syed A. Abbas work at?
- Medicare's official clinician data lists Syed A. Abbas at 5 hospitals: INTEGRIS Southwest Medical Center, Mercy Hospital Oklahoma City, Inc, Norman Regional, Oklahoma Heart Hospital South, LLC and Oklahoma Heart Hospital, LLC. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Syed A. Abbas see patients?
- Medicare's clinician data lists 2 practice locations, including Oklahoma City, OK. Call before your visit to confirm the address.
- What is Syed A. Abbas's specialty?
- Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology) and Internal Medicine.
- Does Syed A. Abbas accept Medicare assignment?
- Yes. Medicare's clinician data says Syed A. Abbas 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 Syed A. Abbas?
- (405) 608-3800, as listed in official Medicare / NPI Registry data.
- What is Syed A. Abbas's NPI number?
- 1326032731. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Syed A. Abbas works
Medicare's Facility Affiliation Data lists Syed A. Abbas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- INTEGRIS Southwest Medical CenterOklahoma City, OK · Acute Care Hospital · CCN 370106
- Mercy Hospital Oklahoma City, IncOklahoma City, OK · Acute Care Hospital · CCN 370013
- Norman RegionalNorman, OK · Acute Care Hospital · CCN 370008
- Oklahoma Heart Hospital South, LLCOklahoma City, OK · Acute Care Hospital · CCN 370234
- Oklahoma Heart Hospital, LLCOklahoma City, OK · Acute Care Hospital · CCN 370215
Practice locations
Addresses where Syed A. Abbas is enrolled with Medicare (CMS data updated 2026-10-02).
- 4050 W Memorial Rd, Fl 3Oklahoma City, OK 73120 (405) 608‑3800
- 5224 E I-240 Service Rd, 301 5224 E I 240 Service Rd Suite 301Oklahoma City, OK 73135 (405) 628‑6800
Group practices
Medicare enrollment lists Syed A. Abbas as a member of this group (CMS data updated 2026-10-02).
- Ohh Physicians LLC133 clinicians in the group
Specialties
Other interventional cardiologists in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326032731 |
| 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