Derek Mcallister, DO
NPI 1861832230 · Diagnostic Neuroimaging (Radiology) Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Mcallister, DO is a Diagnostic Neuroimaging (Radiology) Physician provider in Santa Monica, CA (NPI 1861832230).
Provider details
- NPI number
- 1861832230
- Entity type
- Individual
- Primary specialty
- Diagnostic Neuroimaging (Radiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5101020333 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,050 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 931 | $163 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 391 | $150 |
| Mri Scan of Brain Before and After Contrast70553 | 375 | $283 |
| Mri Scan of Brain Without Contrast70551 | 334 | $158 |
| Mri Scan of Middle Spinal Canal Without Contrast72146 | 183 | $137 |
| Ct Scan of Lower Spine Without Contrast72131 | 151 |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrStanford, CA 94305-2200Phone: (650) 723-4000
Registry dates
- Enumerated
- 2013-07-01
- Last updated
- 2022-08-05
- Certified
- 2022-08-05
Frequently asked questions
- What is Derek Mcallister's NPI number?
- Derek Mcallister's National Provider Identifier (NPI) is 1861832230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Mcallister's specialty?
- Derek Mcallister is listed in the NPPES registry with a primary specialty of Diagnostic Neuroimaging (Radiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Mcallister located?
- Derek Mcallister's practice location on file with NPPES is 2428 Santa Monica Blvd, Santa Monica, CA 90404-2045.
- What is Derek Mcallister's phone number?
- The practice phone number listed in the NPPES registry for Derek Mcallister is (310) 315-1000.
- Does Derek Mcallister accept Medicare?
- Derek Mcallister is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Mcallister's NPI active?
- Yes — Derek Mcallister's NPI (1861832230) is active in the NPPES registry as of the last update on 2022-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.