Quick answers
- Which hospitals does Johan Winoto work at?
- Medicare's official clinician data lists Johan Winoto at 4 hospitals: Mercy General Hospital, Methodist Hospital of Sacramento, Sutter Amador Hospital and Sutter Medical Center, Sacramento. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Johan Winoto see patients?
- Medicare's clinician data lists 1 practice location in Sacramento, CA. Call before your visit to confirm the address.
- What is Johan Winoto's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does Johan Winoto accept Medicare assignment?
- Yes. Medicare's clinician data says Johan Winoto 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 Johan Winoto offer telehealth?
- Medicare's clinician data says Johan Winoto offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Johan Winoto?
- (916) 564-6232, as listed in official Medicare / NPI Registry data.
- What is Johan Winoto's NPI number?
- 1780635920. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Johan Winoto works
Medicare's Facility Affiliation Data lists Johan Winoto at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy General HospitalSacramento, CA · Acute Care Hospital · CCN 050017
- Methodist Hospital of SacramentoSacramento, CA · Acute Care Hospital · CCN 050590
- Sutter Amador HospitalJackson, CA · Acute Care Hospital · CCN 050014
- Sutter Medical Center, SacramentoSacramento, CA · Acute Care Hospital · CCN 050108
Practice locations
Addresses where Johan Winoto is enrolled with Medicare (CMS data updated 2026-10-02).
- 1111 Exposition Blvd, Suite 300Sacramento, CA 95815 (916) 564‑6232
Group practices
Medicare enrollment lists Johan Winoto as a member of this group (CMS data updated 2026-10-02).
- Capital Nephrology Medical Group21 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in Sacramento
Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1780635920 |
| 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