Dr. Justin Siegal MD
About this NPIWhat this record shows.
NPI 1639184518 is registered to Dr. Justin Siegal MD, a Diagnostic Radiology practising at 747 52nd St in Oakland, California. Diagnostic Radiology uses medical imaging (X-ray, CT, MRI, ultrasound, and nuclear medicine) to diagnose disease and injury. Dr. Justin Siegal MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- US7398683WA· Issued by AETNA/USHS PIN
- 234770WA· Issued by LNI-KING COUNTY
- 341472WA· Issued by LNI OUTSIDE KING COUNTY
- 1639184518MT· Issued by MONTANA DSHS
- 0039587WA· Issued by L&I
- 3445SIWA· Issued by REGENCE
Medicaid
- 1015172WA
Source: NPPES public registry.
Medicare enrollment
This provider holds 4 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20060905000295Diagnostic RadiologyWA
- I20160105001561Diagnostic RadiologyID
- I20250313001631Diagnostic RadiologyCA
- I20250611002565Diagnostic RadiologyMI
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Justin Siegal MD accepts. To confirm in-network status with your specific health plan, contact Dr. Justin Siegal MD directly at (510) 428-3000.
Frequently asked
Yes. NPI 1639184518 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Diagnostic Radiology uses medical imaging (X-ray, CT, MRI, ultrasound, and nuclear medicine) to diagnose disease and injury.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (510) 428-3000.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Justin Siegal MD is a Type-1 individual NPI.