Quick answers
- Which hospitals does Charles H. Redfern work at?
- Medicare's official clinician data lists Charles H. Redfern at 3 hospitals: Grossmont Hospital, Sharp Coronado Hospital and Healthcare Center and Sharp Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Charles H. Redfern see patients?
- Medicare's clinician data lists 1 practice location in San Diego, CA. Call before your visit to confirm the address.
- What is Charles H. Redfern's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Charles H. Redfern accept Medicare assignment?
- Yes. Medicare's clinician data says Charles H. Redfern 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 Charles H. Redfern offer telehealth?
- Medicare's clinician data says Charles H. Redfern offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Charles H. Redfern?
- (858) 637-7888, as listed in official Medicare / NPI Registry data.
- What is Charles H. Redfern's NPI number?
- 1225007396. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Charles H. Redfern works
Medicare's Facility Affiliation Data lists Charles H. Redfern at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grossmont HospitalLa Mesa, CA · Acute Care Hospital · CCN 050026
- Sharp Coronado Hospital and Healthcare CenterCoronado, CA · Acute Care Hospital · CCN 050234
- Sharp Memorial HospitalSan Diego, CA · Acute Care Hospital · CCN 050100
Practice locations
Addresses where Charles H. Redfern is enrolled with Medicare (CMS data updated 2026-10-02).
- 3075 Health Ctr Dr, Suite 102San Diego, CA 92123 (858) 637‑7888
Group practices
Medicare enrollment lists Charles H. Redfern as a member of this group (CMS data updated 2026-10-02).
- Medical Oncology Associates of San Diego a Medical Group Inc14 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in San Diego
Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Johns Hopkins University School Of Medicine |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1225007396 |
| 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