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MICHAEL R P VIVIAN MD
NPI 1831294917
Psychiatry & Neurology - Psychiatry in Newbury Park, CA

Active since September 14, 2006PECOS EnrolledAccepts Medicare Assignment
3311 OLD CONEJO RD, NEWBURY PARK, CA 91320(805) 322-7619(805) 388-1155 Get Directions Write a Review

NPPES record last updated: September 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 1, 2023, Feb 22, 2023 (2 updates tracked since 2023).

About Michael R P Vivian Md NPPES

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

MICHAEL R P VIVIAN MD (NPI 1831294917) is an individual psychiatry provider in Newbury Park, California, licensed in California (G78890) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (1992).

NPPES Registry Identity

NPI1831294917
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameMICHAEL R P VIVIANCredential: MD
Location Address3311 OLD CONEJO RDNewbury Park, CA 91320-2115
Mailing Address3311 Old Conejo RdNewbury Park, CA 91320-2115 · (805) 322-7619 · Fax (805) 388-1155
Phone(805) 322-7619
Fax(805) 388-1155
Sole ProprietorYes
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 1992
Enumeration DateSeptember 14, 2006
Last NPPES UpdateSeptember 30, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2025
✔ NPI 1831294917 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 · G78890
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.
3311 OLD CONEJO RD, Newbury Park, CA 91320
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Michael R P Vivian Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6608940838
PECOS Enrollment IDI20080805000758
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.
245 services50 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.
192 services49 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.
108 services12 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
43 services43 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91320 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
$185.36 typical visit price
range $62.32 – $185.36
Typical copayment $46.34 (range $15.58 – $46.34)
Most-billed visit code 99205
Established Patient
$77.11 typical visit price
range $20.68 – $151.85
Typical copayment $19.27 (range $5.17 – $37.96)
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.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RONALD C THURSTON MD
Psychiatry & Neurology (Psychiatry)
3311 OLD CONEJO RD
NEWBURY PARK, CA 91320
Ventura County (805) 659-1333
MRS. ROSIMAR TORRES MD, FACOG
Obstetrics & Gynecology (Gynecology)
3311 OLD CONEJO RD
NEWBURY PARK, CA 91320
Ventura County (805) 480-1810
RONALD C THURSTON MD A MEDICAL CORPORATION
Psychiatry & Neurology (Psychiatry)
3311 OLD CONEJO RD
NEWBURY PARK, CA 91320
Ventura County (805) 388-3337

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 Michael Vivian's NPI number?

The NPI number for Michael Vivian is 1831294917. It was assigned to this individual provider in the NPPES registry on September 14, 2006.

Where is Michael Vivian located?

Michael Vivian practices at 3311 Old Conejo Rd, Newbury Park, CA 91320. The listed phone number is (805) 322-7619.

What is Michael Vivian's specialty?

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

Is Michael Vivian enrolled in Medicare?

Yes. Michael Vivian is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Michael Vivian was last updated on September 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.