Quick answers
- Which hospitals does Harish K. Koolwal work at?
- Medicare's official clinician data lists Harish K. Koolwal at 2 hospitals: Rio Grande Regional Hospital and South Texas Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Harish K. Koolwal see patients?
- Medicare's clinician data lists 1 practice location in Pharr, TX. Call before your visit to confirm the address.
- What is Harish K. Koolwal's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Harish K. Koolwal accept Medicare assignment?
- Yes. Medicare's clinician data says Harish K. Koolwal 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 Harish K. Koolwal?
- (956) 994-1177, as listed in official Medicare / NPI Registry data.
- What is Harish K. Koolwal's NPI number?
- 1730165481. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Harish K. Koolwal works
Medicare's Facility Affiliation Data lists Harish K. Koolwal at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Rio Grande Regional HospitalMcAllen, TX · Acute Care Hospital · CCN 450711
- South Texas Health SystemEdinburg, TX · Acute Care Hospital · CCN 450119
Practice locations
Addresses where Harish K. Koolwal is enrolled with Medicare (CMS data updated 2026-10-02).
- 214 W Sam Houston Blvd, Suite APharr, TX 78577 (956) 994‑1177
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Texas →
Other cardiologists in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Buffalo School Of Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1730165481 |
| 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