Thomas S. Tooma, M.D. A Professional Corporation
About this NPIWhat this record shows.
NPI 1720109663 is registered to Thomas S. Tooma, M.D. A Professional Corporation, a healthcare organisation classified as "Ophthalmology Physician" and located at 3155 Sedona Ct Ste D in Ontario, California. The organisation's authorised official is Thomas Tooma. The organisation has been enumerated in the NPI registry since 2007.
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 Thomas S. Tooma, M.D. A Professional Corporation accepts. To confirm in-network status with your specific health plan, contact Thomas S. Tooma, M.D. A Professional Corporation directly at (909) 605-1975.
Frequently asked
Yes. NPI 1720109663 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Ophthalmology Physician 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 (909) 605-1975.
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. Thomas S. Tooma, M.D. A Professional Corporation is a Type-2 organisational NPI.