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DR. DIANE FLESSAS M.D.
NPI 1164639753
Internal Medicine - Hospice and Palliative Medicine in Monrovia, CA

Active since May 16, 2007PECOS Enrolled
1107 STARLIT LN, MONROVIA, CA 91016(626) 818-5959 Get Directions Write a Review

NPPES record last updated: May 8, 2014. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Diane Flessas M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DIANE FLESSAS M.D. (NPI 1164639753) is an individual hospice and palliative medicine provider in Monrovia, California, licensed in California (G064595) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1164639753
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameDR. DIANE FLESSASCredential: M.D.
Location Address1107 STARLIT LNMonrovia, CA 91016-1825
Mailing AddressPo Box 2180Monrovia, CA 91017-6180 · (626) 818-5959
Phone(626) 818-5959
Sole ProprietorYes
Enumeration DateMay 16, 2007
Last NPPES UpdateMay 8, 2014
✔ NPI 1164639753 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in CA · G064595
Definition
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
1107 STARLIT LN, Monrovia, CA 91016
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Other Names 1

Former Name (1)Dr. Diane Moseley M.d.

Other Identifiers 1

Medicare UPINE86062CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Diane Flessas M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diane Flessas's NPI number?

The NPI number for Diane Flessas is 1164639753. It was assigned to this individual provider in the NPPES registry on May 16, 2007. The provider is also known as Dr. Diane Moseley M.D..

Where is Diane Flessas located?

Diane Flessas practices at 1107 Starlit Ln, Monrovia, CA 91016. The listed phone number is (626) 818-5959.

What is Diane Flessas's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207RH0002X.

Is Diane Flessas enrolled in Medicare?

Yes. Diane Flessas is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Diane Flessas was last updated on May 8, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.