Mark Davidian, M.D.
NPI 1518963578 · Vascular & Interventional Radiology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Davidian, M.D. is a Vascular & Interventional Radiology Physician provider in Sacramento, CA (NPI 1518963578).
Provider details
- NPI number
- 1518963578
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G73533 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 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
8,641 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, 2 Views71046 | 614 | $33 |
| X-Ray of Chest, 1 View71045 | 608 | $9 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 375 | $39 |
| Ct Scan of Chest Without Contrast71250 | 358 | $138 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 339 | $35 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 320 | $113 |
| X-Ray of Hip, 2-3 Views73502 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$377 across 5 records (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
- 2005-06-23
- Last updated
- 2023-11-28
- Certified
- 2023-11-28
Frequently asked questions
- What is Mark Davidian's NPI number?
- Mark Davidian's National Provider Identifier (NPI) is 1518963578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Davidian's specialty?
- Mark Davidian is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Davidian located?
- Mark Davidian's practice location on file with NPPES is 2801 K St, Sacramento, CA 95816-5120.
- What is Mark Davidian's phone number?
- The practice phone number listed in the NPPES registry for Mark Davidian is (877) 515-0053.
- Does Mark Davidian accept Medicare?
- Mark Davidian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Davidian's NPI active?
- Yes — Mark Davidian's NPI (1518963578) is active in the NPPES registry as of the last update on 2023-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.