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DR. DIANE BARBARA HARRIS MD
NPI 1225041023
Psychiatry & Neurology - Psychiatry in Fountain Valley, CA

Active since August 14, 2006PECOS Enrolled
11770 WARNER AVENUE, SUITE 127, FOUNTAIN VALLEY, CA 92708(714) 967-0660 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Diane Barbara Harris Md NPPES

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

DR. DIANE BARBARA HARRIS MD (NPI 1225041023) is an individual psychiatry provider in Fountain Valley, California, licensed in California (G51414) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (1982).

NPPES Registry Identity

NPI1225041023
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. DIANE BARBARA HARRISCredential: MD
Location Address11770 WARNER AVENUE, SUITE 127Fountain Valley, CA 92708-2660
Mailing Address11770 Warner Avenue, Suite 127Fountain Valley, CA 92708-2660 · (714) 967-0660
Phone(714) 967-0660
Sole ProprietorNo
Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 1982
Enumeration DateAugust 14, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1225041023 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · G51414
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
11770 WARNER AVENUE, Fountain Valley, CA 92708
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Other Identifiers 2

Medicare UPING51414
Medicare ID-Type UnspecifiedG51414CA

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 Barbara Harris Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4183708845
PECOS Enrollment IDI20080220000264
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
95 services24 patients
Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
67 services24 patients
Psychotherapy with evaluation and management visit, 45 minutes 90836
Psychotherapy with evaluation and management is a 45-minute session where a healthcare provider discusses your mental and emotional health. They assess your current state, manage any issues, and help you develop coping strategies. This service aims to improve your overall well-being.
59 services18 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
50 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92708 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Harris's NPI number?

The NPI number for Diane Harris is 1225041023. It was assigned to this individual provider in the NPPES registry on August 14, 2006.

Where is Diane Harris located?

Diane Harris practices at 11770 Warner Avenue Suite 127, Fountain Valley, CA 92708. The listed phone number is (714) 967-0660.

What is Diane Harris's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Diane Harris enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Diane Harris was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.