Christopher Maxwell, M.D.
NPI 1861805251 · Diagnostic Radiology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Maxwell, M.D. is a Diagnostic Radiology Physician provider in San Diego, CA (NPI 1861805251).
Provider details
- NPI number
- 1861805251
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A158855 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,310 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 779 | $9 |
| Ct Scan Head Or Brain Without Contrast70450 | 423 | $40 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 227 | $88 |
| Ct Scan of Upper Spine Without Contrast72125 | 204 | $47 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 143 | $84 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 140 | $87 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-04
- Last updated
- 2019-07-29
Frequently asked questions
- What is Christopher Maxwell's NPI number?
- Christopher Maxwell's National Provider Identifier (NPI) is 1861805251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Maxwell's specialty?
- Christopher Maxwell is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Maxwell located?
- Christopher Maxwell's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Christopher Maxwell's phone number?
- The practice phone number listed in the NPPES registry for Christopher Maxwell is (800) 926-8273.
- Does Christopher Maxwell accept Medicare?
- Christopher Maxwell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Maxwell's NPI active?
- Yes — Christopher Maxwell's NPI (1861805251) is active in the NPPES registry as of the last update on 2019-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.