Letizia Antonietti, M.D.
NPI 1881866341 · Neuroradiology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Letizia Antonietti, M.D. is a Neuroradiology Physician provider in Sacramento, CA (NPI 1881866341).
Provider details
- NPI number
- 1881866341
- Entity type
- Individual
- Primary specialty
- Neuroradiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,583 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) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 867 | $40 |
| Mri Scan of Brain Without Contrast70551 | 251 | $69 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 225 | $80 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 220 | $84 |
| Ct Scan of Upper Spine Without Contrast72125 | 211 | $47 |
| Ct Scan of Lower Spine Without Contrast72131 | 64 | $47 |
| Ct Scan Head Or Brain Without Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-03-25
- Last updated
- 2015-07-28
Frequently asked questions
- What is Letizia Antonietti's NPI number?
- Letizia Antonietti's National Provider Identifier (NPI) is 1881866341, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Letizia Antonietti's specialty?
- Letizia Antonietti is listed in the NPPES registry with a primary specialty of Neuroradiology Physician (Allopathic & Osteopathic Physicians).
- Where is Letizia Antonietti located?
- Letizia Antonietti's practice location on file with NPPES is 2801 K St, Sacramento, CA 95816-5120.
- What is Letizia Antonietti's phone number?
- The practice phone number listed in the NPPES registry for Letizia Antonietti is (877) 515-0053.
- Does Letizia Antonietti accept Medicare?
- Letizia Antonietti is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Letizia Antonietti's NPI active?
- Yes — Letizia Antonietti's NPI (1881866341) is active in the NPPES registry as of the last update on 2015-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.