Anna Willis
Also known as
- Formerly known asMarr, Anna Terese
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1740121029 is registered to Anna Willis, a Emergency Medicine practising at 5841 S Maryland Ave Ofc 5068 in Chicago, Illinois. Emergency Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Anna Willis has been enumerated in the National Provider Identifier (NPI) registry since 2026.
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 Anna Willis accepts. To confirm in-network status with your specific health plan, contact Anna Willis directly at (773) 702-9500.
Frequently asked
Yes. NPI 1740121029 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 (773) 702-9500.
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. Anna Willis is a Type-1 individual NPI.