Mariko Fitzgibbons, M.D.
NPI 1396050365 · Diagnostic Radiology Physician · Duarte, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariko Fitzgibbons, M.D. is a Diagnostic Radiology Physician provider in Duarte, CA (NPI 1396050365).
Provider details
- NPI number
- 1396050365
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 118061 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 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
1,817 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 Brain Before and After Contrast70553 | 423 | $115 |
| Ct Scan of Chest With Contrast71260 | 267 | $56 |
| Ct Scan of Soft Tissue of Neck With Contrast70491 | 225 | $68 |
| Ct Scan Head Or Brain Without Contrast70450 | 117 | $42 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 110 | $91 |
| Ct Scan of Abdomen and Pelvis Before and After Contrast74178 | 78 |
Practice location
Mailing address
Additional practice locations (1)
- 757 Westwood PlzLos Angeles, CA 90095-8358Phone: (310) 267-9119
Registry dates
- Enumerated
- 2010-08-13
- Last updated
- 2020-12-11
- Certified
- 2020-12-11
Frequently asked questions
- What is Mariko Fitzgibbons's NPI number?
- Mariko Fitzgibbons's National Provider Identifier (NPI) is 1396050365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariko Fitzgibbons's specialty?
- Mariko Fitzgibbons is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mariko Fitzgibbons located?
- Mariko Fitzgibbons's practice location on file with NPPES is 1500 Duarte Rd, Duarte, CA 91010-3012.
- What is Mariko Fitzgibbons's phone number?
- The practice phone number listed in the NPPES registry for Mariko Fitzgibbons is (626) 256-4673.
- Does Mariko Fitzgibbons accept Medicare?
- Mariko Fitzgibbons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariko Fitzgibbons's NPI active?
- Yes — Mariko Fitzgibbons's NPI (1396050365) is active in the NPPES registry as of the last update on 2020-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.