Michael Willis RN
About this NPIWhat this record shows.
NPI 1598620023 is registered to Michael Willis RN, a Registered Nurse practising at 890 Hayes St in San Francisco, California. Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Michael Willis RN has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Your brand here.
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 Michael Willis RN accepts. To confirm in-network status with your specific health plan, contact Michael Willis RN directly at (415) 762-3700.
Frequently asked
Yes. NPI 1598620023 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Nurse 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 (415) 762-3700.
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. Michael Willis RN is a Type-1 individual NPI.