Dr Diane Flessas, MD - Medicare Internal Medicine in Monrovia, CA

Dr Diane Flessas, MD is a medicare enrolled "Internal Medicine - Hospice And Palliative Medicine" physician in Monrovia, California. Her current practice location is 1107 Starlit Ln, Monrovia, California. You can reach out to her office (for appointments etc.) via phone at (626) 818-5959.

Dr Diane Flessas is licensed to practice in California (license number G064595) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1164639753.

Contact Information

Dr Diane Flessas, MD
1107 Starlit Ln,
Monrovia, CA 91016-1825
(626) 818-5959
Not Available

Map and Direction




Physician's Profile

Full NameDr Diane Flessas
GenderFemale
SpecialityInternal Medicine - Hospice And Palliative Medicine
Location1107 Starlit Ln, Monrovia, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1164639753
  • Provider Enumeration Date: 05/16/2007
  • Last Update Date: 05/08/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 4082832761
  • Enrollment ID: I20140820002897

Medical Identifiers

Medical identifiers for Dr Diane Flessas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164639753NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0002XInternal Medicine - Hospice And Palliative Medicine G064595 (California)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Diane Flessas is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Diane Flessas, MD
Po Box 2180,
Monrovia, CA 91017-6180

Ph: (626) 818-5959
Dr Diane Flessas, MD
1107 Starlit Ln,
Monrovia, CA 91016-1825

Ph: (626) 818-5959

Reviews and Comments


Internal Medicine Doctors in Monrovia, CA

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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.