Ana Lopez-O'sullivan M.D.
Also known as
- Professional nameLopez-O'sullivan, Ana
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1235363193 is registered to Ana Lopez-O'sullivan M.D., a Emergency Medicine practising at 3105 Lomita Blvd in Torrance, California. Emergency Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Ana Lopez-O'sullivan M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2009.
Your brand here.
Medicare enrollment
This provider holds 2 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
- I20131111001462Emergency MedicineCA
- I20251208000189Emergency MedicineNC
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 Ana Lopez-O'sullivan M.D. accepts. To confirm in-network status with your specific health plan, contact Ana Lopez-O'sullivan M.D. directly at (310) 784-4997.
Frequently asked
Yes. NPI 1235363193 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Emergency Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
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 (310) 784-4997.
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. Ana Lopez-O'sullivan M.D. is a Type-1 individual NPI.