Quick answers
- Which hospitals does John Haasis work at?
- Medicare's official clinician data lists John Haasis at 5 hospitals: Anmed Health, Cherokee Medical Center, Prisma Health Greenville Memorial Hospital, Spartanburg Medical Center and Union Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Haasis see patients?
- Medicare's clinician data lists 6 practice locations, including Greenville, SC, Louisville, KY and Anderson, SC. Call before your visit to confirm the address.
- What is John Haasis's specialty?
- Medicare lists Pain Management as the primary specialty, and also Anesthesiology.
- Does John Haasis accept Medicare assignment?
- Yes. Medicare's clinician data says John Haasis 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 John Haasis?
- (864) 295-6399, as listed in official Medicare / NPI Registry data.
- What is John Haasis's NPI number?
- 1710908496. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Haasis works
Medicare's Facility Affiliation Data lists John Haasis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Anmed HealthAnderson, SC · Acute Care Hospital · CCN 420027
- Cherokee Medical CenterGaffney, SC · Acute Care Hospital · CCN 420043
- Prisma Health Greenville Memorial HospitalGreenville, SC · Acute Care Hospital · CCN 420078
- Spartanburg Medical CenterSpartanburg, SC · Acute Care Hospital · CCN 420007
- Union Medical CenterUnion, SC · Acute Care Hospital · CCN 420108
Practice locations
Addresses where John Haasis is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 10 Enterprise BlvdGreenville, SC 29615 (864) 295‑6399
- 120 Executive ParkLouisville, KY 40207 (502) 855‑7200
- 1506 N Fant StAnderson, SC 29621 (864) 260‑6995
- 223 Executive ParkLouisville, KY 40207
- 279 E Kennedy StSpartanburg, SC 29302 (864) 583‑0053
Group practices
Medicare enrollment lists John Haasis as a member of these groups (CMS data updated 2026-10-02).
- Commonwealth Pain Associates PLLC158 clinicians in the group
- Carolinas Center for Advanced Management of Pain PA4 clinicians in the group
Specialties
- Pain Managementprimary
- Anesthesiologyalso
Other pain management doctors in Greenville
Clinicians with the same Medicare primary specialty in Greenville, SC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1710908496 |
| 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