Quick answers
- Which hospitals does Derrick R. Allen work at?
- Medicare's official clinician data lists Derrick R. Allen at 1 hospital: Scripps Mercy Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Derrick R. Allen see patients?
- Medicare's clinician data lists 7 practice locations, including Poway, CA, San Diego, CA and National City, CA. Call before your visit to confirm the address.
- What is Derrick R. Allen's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty, and also Interventional Radiology.
- Does Derrick R. Allen accept Medicare assignment?
- Yes. Medicare's clinician data says Derrick R. Allen 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 Derrick R. Allen?
- (858) 487-9729, as listed in official Medicare / NPI Registry data.
- What is Derrick R. Allen's NPI number?
- 1215982970. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Derrick R. Allen works
Medicare's Facility Affiliation Data lists Derrick R. Allen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Scripps Mercy HospitalSan Diego, CA · Acute Care Hospital · CCN 050077
Practice locations
Addresses where Derrick R. Allen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 12620 Monte Vista Rd, Suite APoway, CA 92064 (858) 487‑9729
- 150 W Washington StSan Diego, CA 92103 (619) 295‑9729
- 2400 E 4th StNational City, CA 91950 (619) 470‑4321
- 2427 Transportation AveNational City, CA 91950 (858) 658‑6500
- 3939 Ruffin Rd, Suite 102San Diego, CA 92123 (858) 658‑6500
Group practices
Medicare enrollment lists Derrick R. Allen as a member of these groups (CMS data updated 2026-10-02).
- Scripps Health Inpatient Providers Medical Group Inc214 clinicians in the group
- IHS Radiology Medical Group Inc65 clinicians in the group
- Paradise Valley Medical Group Inc9 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Interventional Radiologyalso
Other radiologists in Poway
Clinicians with the same Medicare primary specialty in Poway, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1998 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215982970 |
| 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