Quick answers
- Which hospitals does Jonathan A. Hemphill work at?
- Medicare's official clinician data lists Jonathan A. Hemphill at 5 hospitals: Mercy Hospital of Folsom, Mercy San Juan Medical Center, Sierra Nevada Memorial Hospital, Sutter Medical Center, Sacramento and Sutter Roseville Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan A. Hemphill see patients?
- Medicare's clinician data lists 1 practice location in Carmichael, CA. Call before your visit to confirm the address.
- What is Jonathan A. Hemphill's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Jonathan A. Hemphill accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan A. Hemphill 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 Jonathan A. Hemphill offer telehealth?
- Medicare's clinician data says Jonathan A. Hemphill offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Jonathan A. Hemphill?
- (916) 536-3560, as listed in official Medicare / NPI Registry data.
- What is Jonathan A. Hemphill's NPI number?
- 1952405326. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan A. Hemphill works
Medicare's Facility Affiliation Data lists Jonathan A. Hemphill at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital of FolsomFolsom, CA · Acute Care Hospital · CCN 050414
- Mercy San Juan Medical CenterCarmichael, CA · Acute Care Hospital · CCN 050516
- Sierra Nevada Memorial HospitalGrass Valley, CA · Acute Care Hospital · CCN 050150
- Sutter Medical Center, SacramentoSacramento, CA · Acute Care Hospital · CCN 050108
- Sutter Roseville Medical CenterRoseville, CA · Acute Care Hospital · CCN 050309
Practice locations
Addresses where Jonathan A. Hemphill is enrolled with Medicare (CMS data updated 2026-10-02).
- 6555 Coyle Ave, Suite 280Carmichael, CA 95608 (916) 536‑3560
Group practices
Medicare enrollment lists Jonathan A. Hemphill as a member of this group (CMS data updated 2026-10-02).
- Dignity Health Medical Foundation1,184 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in California →
Other cardiologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1952405326 |
| 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