Dr. Diane Flessas M.D.
Also known as
- Formerly known asMoseley, Diane
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1164639753 is registered to Dr. Diane Flessas M.D., a Hospice and Palliative Medicine (Internal Medicine) Physician practising at 1107 Starlit Ln in Monrovia, California. Hospice and Palliative Medicine (Internal Medicine) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Diane Flessas M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment 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.
Order and Referring Only
- I20140820002897Internal MedicineCA
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. Diane Flessas M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Diane Flessas M.D. directly at (626) 818-5959.
Frequently asked
Yes. NPI 1164639753 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Hospice and Palliative Medicine (Internal Medicine) 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 (626) 818-5959.
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. Diane Flessas M.D. is a Type-1 individual NPI.