Greenbrook Mental Wellness Center

7 locations across 7 cities in California

Mental healthOutpatientLists Medicare Not yet rated

Compiled from SAMHSA FindTreatment.gov, CMS NPI Registry (NPI #1326598244) and the program's published website, as of 19 Sep 2026. Confirm current openings and your health plan directly with the program.

Levels of care
Outpatient
Coverage listed
Medicare, TRICARE, Private insurance
Address
29800 Agoura Rd., Ste. 200, Agoura Hills, CA 91301
Locations in California
7 locations across 7 cities (Agoura Hills, Carlsbad, Chula Vista, San Diego, San Luis Obispo, Temecula & more)
Phone & source
(855) 940-4867 (Number from the NPI registry. May be a main line)
Accreditation listed
None listed
Setting
Outpatient
Treatment focus
Mental health
Ages
Adults
Youth & age eligibility
Adults 18+ only (adolescents under 18 not listed)
Last checked
CMS NPI number
#1326598244
Primary sources
SAMHSA FindTreatment.gov, CMS NPI Registry (NPI #1326598244), the program's published website

All 7 locations in California

This consolidated state profile covers 7 clinical locations operated by Greenbrook Mental Wellness Center across 7 cities in California. Call any clinic directly using its local telephone number below, or confirm specific services and openings at the location nearest you:

Agoura Hills, CA 91301

Greenbrook Mental Wellness Center - Agoura Hills

29800 Agoura Rd., Ste. 200, Agoura Hills, CA 91301 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the NPI registry. May be a main line)

Carlsbad, CA 92011

Greenbrook Mental Wellness Center - Carlsbad

701 Palomar Airport Rd., Ste. 100, Carlsbad, CA 92011 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the program's website)

Chula Vista, CA 91910

Greenbrook Mental Wellness Center - Chula Vista

780 Bay Blvd., Ste. 203, Chula Vista, CA 91910 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the program's website)

San Diego, CA 92108

Greenbrook Mental Wellness Center - Mission Valley

1450 Frazee Rd., Ste. 700, San Diego, CA 92108 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the program's website. May be a main line)

San Luis Obispo, CA 93401

Greenbrook Mental Wellness Center - San Luis Obispo

3220 S Higuera St., Ste. 306, San Luis Obispo, CA 93401 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the program's website)

Temecula, CA 92592

Greenbrook Mental Wellness Center - Temecula

32605 Temecula Pkwy., Ste. 220, Temecula, CA 92592 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the program's website. May be a main line)

Upland, CA 91786

Greenbrook Mental Wellness Center - Claremont

820 N. Mountain Ave., Ste. 215, Upland, CA 91786 · Directions

Care: Outpatient (Outpatient)

(855) 940-4867 (Number from the program's website)

What this listing shows

Greenbrook Mental Wellness Center is listed as an outpatient program in 7 locations across 7 cities in California. The listing puts it under mental health. It names one level of care, outpatient. For payment it names Medicare, TRICARE and private insurance. Public registry records match NPI #1326598244, as of 19 Sep 2026.

Care offered

From the program's public listing:

  • Outpatient: regular visits, such as counseling, therapy or medication appointments.Ask how soon a first appointment can happen, how often visits come after that, whether the same clinician is kept each time, and whether they will see someone who is still drinking or using while they get started.
  • Licensed Primary Mental Health Care
  • Outpatient Therapy

Onsite vs. coordinated services: Public records do not always separate care delivered onsite at this address from services coordinated through an affiliated campus or outside prescriber. When you call, confirm which levels of care, medical detox, or medication prescribing are provided directly onsite.

What these levels mean · Browse programs by level of care

Who they serve

Ages
Adults
Youth & age eligibility
Adults 18+ only (adolescents under 18 not listed)
Gender
All genders

Treatment focus and specializations

Treatment focus: Mental health

Specializations listed:

  • Depression
  • Obsessive Compulsive Disorder (OCD)
  • Transcranial Magnetic Stimulation

Therapies

Therapies listed:

  • Individual Counseling
  • Ketamine Therapy
  • Transcranial Magnetic Stimulation

Languages

Languages listed: English

Payment

Medicaid not listed

This program's listing does not say it takes Medicaid. If you have Medicaid, ask the program before you go.

Lists Medicare

This program's public listing says it takes Medicare. That does not mean it takes every Medicare plan, including Medicare Advantage plans, or that it has openings. Confirm your plan with the program.

Other coverage listed

TRICARE, Aetna, Ambetter, Anthem, BlueCross BlueShield, Carelon Behavioral Health, Cigna, Health Net, Humana, Magellan Health, Optum, Oscar, UMR, UnitedHealthcare, Private insurance

These come from the program's public listing. Confirm your plan with the program.

Paying for treatment · More programs in California that list Medicare · More programs in California that list private insurance

Additional funding and coverage notes

TRICARE is named on file. Ask admissions whether this location bills as a participating TRICARE network provider and whether prior referral is required.

How paying for treatment works · Employer PPO vs. HMO plans · FMLA & job protected leave · Using an EAP

Accreditation listed

No voluntary accreditation was listed. State licensing is separate from voluntary accreditation and can be checked with your state health or behavioral health agency.

Questions worth asking this program

Show 4 questions

These come from what this listing names, so they are the ones that fit this program rather than any program. Write the answers down with the name of the person who gave them, and the date.

  • Are you in network for my exact plan, and what would I owe if you are not?
  • Who licenses this program in California, and what is the license number?
  • This number may be a main line. Who handles admissions, and is there a direct number?
  • Is there an opening now, and if not, how long is the wait and what should someone do meanwhile?

Twelve questions to ask any program

Listing notes and missing fields

Fields not present on the public record for this program:

  • The phone number on file may ring a central or multi campus admissions desk.

Program reviews & 5-star ratings

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Common questions about this listing

Does Greenbrook Mental Wellness Center take Medicaid? Medicaid is not listed on the public profile for Greenbrook Mental Wellness Center. Because public directory records can lag behind current payer contracts, call admissions with your plan name to confirm whether Medicaid is accepted or ask about self pay rates.

What Medicare or private insurance coverage does Greenbrook Mental Wellness Center list? Medicare is listed on the public profile for Greenbrook Mental Wellness Center, alongside Aetna, Ambetter, Anthem and BlueCross BlueShield. Share your exact plan name and member ID with admissions to verify network status and out of pocket costs before starting care.

What levels of care does Greenbrook Mental Wellness Center list? Greenbrook Mental Wellness Center lists outpatient. Call admissions to confirm which clinical tracks are active at this campus and whether immediate openings are available.

Is Greenbrook Mental Wellness Center accredited or state licensed? No voluntary national accreditation is listed on this public record. State licensing is separate from voluntary accreditation and can be confirmed with the health or behavioral health agency in California or by asking the program for its license number.

Who does Greenbrook Mental Wellness Center serve, and where is it located? Its public profile lists adults. This consolidated state listing covers 7 locations across 7 cities in California (including Agoura Hills, Carlsbad, Chula Vista and San Diego). Confirm exact age eligibility and the intake address with admissions before traveling.

How can I contact Greenbrook Mental Wellness Center directly? Phone from the program's record in the CMS NPI registry. We have not called it. It may be a main or shared line, so ask for the treatment program. Dial (855) 940-4867 directly to ask about current availability, clinical intake, and payment options.

About this listing

Source: cross referenced against SAMHSA FindTreatment.gov, CMS NPI Registry (NPI #1326598244) and the program's published website, compiled 19 Sep 2026. Retrieved 19 Sep 2026.

Official federal registries: Look up NPI #1326598244 on CMS NPPES · Verify on SAMHSA FindTreatment.gov

Baseline directory profiles are compiled from federal registries and public provider disclosures. Call admissions directly to confirm current levels of care, plan contracts, and openings.

How listings work · Methodology & verification

Run this program? Claim or update this listing or ask about Verification and Featured Placement. Link to this listing from your website. See something wrong? Tell us.

Other programs in Agoura Hills

4 other programs in Agoura Hills are listed here. Calling three or four is normal, because openings move week to week.