Quick answers
- Which hospitals does Dennis E. Cramer work at?
- Medicare's official clinician data lists Dennis E. Cramer at 2 hospitals: Corona Regional Medical Center and Riverside Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Dennis E. Cramer see patients?
- Medicare's clinician data lists 1 practice location in Riverside, CA. Call before your visit to confirm the address.
- What is Dennis E. Cramer's specialty?
- Medicare lists Neurosurgery as the primary specialty, and also Orthopedic Surgery.
- Does Dennis E. Cramer accept Medicare assignment?
- Yes. Medicare's clinician data says Dennis E. Cramer 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 Dennis E. Cramer?
- (951) 413-0200, as listed in official Medicare / NPI Registry data.
- What is Dennis E. Cramer's NPI number?
- 1336353341. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dennis E. Cramer works
Medicare's Facility Affiliation Data lists Dennis E. Cramer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Corona Regional Medical CenterCorona, CA · Acute Care Hospital · CCN 050329
- Riverside Community HospitalRiverside, CA · Acute Care Hospital · CCN 050022
Practice locations
Addresses where Dennis E. Cramer is enrolled with Medicare (CMS data updated 2026-10-02).
- 6276 River Crest Dr, Suite ARiverside, CA 92507 (951) 413‑0200
Group practices
Medicare enrollment lists Dennis E. Cramer as a member of this group (CMS data updated 2026-10-02).
- Haider Spine Center Medical Group Inc5 clinicians in the group
Specialties
- Neurosurgeryprimary
- Orthopedic Surgeryalso
Other neurosurgeons in Riverside
Clinicians with the same Medicare primary specialty in Riverside, CA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | University Of Cincinnati College Of Medicine |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336353341 |
| 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