DR. GREGORY TAYLOR MICHAS D.O.
NPI 1285039651
Psychiatry & Neurology - Psychiatry in Walnut Creek, CA

Active since October 28, 2014PECOS EnrolledAccepts Medicare Assignment
3100 OAK RD STE 270, WALNUT CREEK, CA 94597(925) 944-9711(925) 944-9709 Get Directions Write a Review

NPPES record last updated: August 26, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Aug 26, 2021, May 19, 2020 (2 updates tracked since 2020).

About Dr. Gregory Taylor Michas D.o. NPPES

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

DR. GREGORY TAYLOR MICHAS D.O. (NPI 1285039651) is an individual psychiatry provider in Walnut Creek, California, licensed in California (20A15586) and active in the NPI registry since October 2014. He is enrolled in Medicare PECOS, maintains a secondary practice location in Largo, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1285039651
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. GREGORY TAYLOR MICHASCredential: D.O.
Location Address3100 OAK RD STE 270Walnut Creek, CA 94597-2078
Mailing Address1601 Cummins Dr Ste DModesto, CA 95358-6411 · (510) 900-3125
Fax(925) 944-9709
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateOctober 28, 2014
Last NPPES UpdateAugust 26, 20212 updates tracked since enumeration
NPPES CertifiedAugust 26, 2021
NPI 1285039651 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses Licensed in CA · 20A15586 Licensed in FL · U03533
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.

3100 OAK RD STE 270, Walnut Creek, CA 94597

Secondary Practice Location 1

Location 1201 14th St SWLargo, FL 33770-3133 · Phone (727) 588-5200

Accepted Insurance

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

Dr. Gregory Taylor Michas D.o. 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 ID4486922044
PECOS Enrollment IDI20170622002286
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 5

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.

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.
984 services172 patients
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.
948 services169 patients
Psychiatric services complicated by communication factor 90785
Psychiatric services complicated by communication factors involve mental health care for individuals who have challenges with communication. This can include language barriers, speech disorders, or cognitive impairments. The process involves tailored strategies to ensure effective communication and appropriate mental health care.
110 services27 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.
17 services17 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94597 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 20

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

Psychiatry & Neurology (Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Marriage & Family Therapist
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Psychiatry & Neurology (Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Psychiatry & Neurology (Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Psychiatry & Neurology (Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Psychiatry & Neurology (Child & Adolescent Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Psychiatry & Neurology (Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597
Psychiatry & Neurology (Psychiatry)
3100 OAK RD STE 270
WALNUT CREEK, CA 94597

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 Gregory Michas's NPI number?

The NPI number for Gregory Michas is 1285039651. It was assigned to this individual provider in the NPPES registry on October 28, 2014.

Where is Gregory Michas located?

Gregory Michas practices at 3100 Oak Rd Ste 270, Walnut Creek, CA 94597. The listed phone number is (925) 944-9711.

What is Gregory Michas's specialty?

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

Is Gregory Michas enrolled in Medicare?

Yes. Gregory Michas 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.

What insurance does Gregory Michas accept?

Health plans from Providence Health Plan list Gregory Michas as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Michas was last updated on August 26, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.