Christopher Simopoulos, MD
NPI 1609873066 · Diagnostic Radiology Physician · Sacramento, CA
Christopher Simopoulos, MD is a Diagnostic Radiology Physician provider in Sacramento, CA (NPI 1609873066).
Provider details
- NPI number
- 1609873066
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A74332 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,703 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) |
|---|---|---|
| Screening 3d Breast Mammography77063 | 513 | $56 |
| Screening Mammography77067 | 513 | $141 |
| X-Ray of Chest, 1 View71045 | 501 | $9 |
| X-Ray of Chest, 2 Views71046 | 202 | $34 |
| Ct Scan of Chest Without Contrast71250 | 111 | $134 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 103 | $51 |
| Diagnostic Mammography of 1 Breast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-30
- Last updated
- 2017-11-14
Frequently asked questions
- What is Christopher Simopoulos's NPI number?
- Christopher Simopoulos's National Provider Identifier (NPI) is 1609873066, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Simopoulos's specialty?
- Christopher Simopoulos is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Simopoulos located?
- Christopher Simopoulos's practice location on file with NPPES is 3161 L St, Sacramento, CA 95816-5234.
- What is Christopher Simopoulos's phone number?
- The practice phone number listed in the NPPES registry for Christopher Simopoulos is (916) 453-9999.
- Is Christopher Simopoulos's NPI active?
- Yes — Christopher Simopoulos's NPI (1609873066) is active in the NPPES registry as of the last update on 2017-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.