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COUNTY OF ORANGE
NPI 1194862383
Clinic/Center - Adult Mental Health in Aliso Viejo, CA

Active since January 30, 2007CLIA 05D2288724 · Waiver
27141 ALISO CREEK RD, SUITE 100, ALISO VIEJO, CA 92656(949) 643-6930(949) 362-5834 Get Directions Write a Review

NPPES record last updated: September 17, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 17, 2025, Jun 3, 2025, Dec 20, 2019 and 3 more (6 updates tracked since 2016).

About County Of Orange NPPES

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

COUNTY OF ORANGE (NPI 1194862383), doing business as Amhs Aliso Viejo, is a healthcare organization registered as an adult mental health in Aliso Viejo, California and active in the NPI registry since January 2007. The organization holds a CLIA Waiver certificate valid through August 28, 2027 and lists Kelly Kathleen Sabet, Chief Compliance Officer, as its authorized official.

NPPES Registry Identity

NPI1194862383
Entity TypeOrganization
Primary Taxonomy261QM0850X
Legal Business NameCOUNTY OF ORANGE
Location Address27141 ALISO CREEK RD, SUITE 100Aliso Viejo, CA 92656-3357
Mailing Address405 W 5th St Ste 212Santa Ana, CA 92701-4522 · (714) 568-5614 · Fax (714) 834-6595
Phone(949) 643-6930
Fax(949) 362-5834
Organization SubpartYes
Authorized OfficialKelly Kathleen SabetChief Compliance Officer · (714) 581-7769
Enumeration DateJanuary 30, 2007
Last NPPES UpdateSeptember 17, 20256 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2025
✔ NPI 1194862383 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Adult Mental HealthAmbulatory Health Care Facilities
Taxonomy Code261QM0850X
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in adults.
27141 ALISO CREEK RD, Aliso Viejo, CA 92656
Open in Google Maps ↗

Other Names 1

Doing Business AsAmhs Aliso Viejo

Other Identifiers 1

Medicaid8003CA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

County Of Orange is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

119

Medicare enrollment records show 119 clinicians reassign Medicare billing to County Of Orange, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 10 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 8

Clinical Social Worker40
Marriage and Family Therapist36
Psychiatry36
Mental Health Counselor2
Nurse Practitioner2
Clinical Psychologist1
Family Practice1
Osteopathic Manipulative Medicine1

Nearest to this location (20)

See all 119
Jeffrey Forrest, M.D.
Psychiatry
NPI 1205154705
27141 ALISO CREEK RD
Aliso Viejo, CA 92656
(949) 643-6901
✔ PECOS✔ Accepts MedicareSame address
Anthony Ragazzo
Marriage and Family Therapist
NPI 1053966846
27141 ALISO CREEK RD
Aliso Viejo, CA 92656
(949) 643-6901
✔ PECOS✔ Accepts MedicareSame address
Usha Sannidhi Venkata, M.D.
Psychiatry
NPI 1245550573
27141 ALISO CREEK RD
Aliso Viejo, CA 92656
(949) 643-6901
✔ PECOS✔ Accepts MedicareSame address
Nabi Latif, M.D.
Psychiatry
NPI 1386841500
5 MAREBLU
Aliso Viejo, CA 92656
(949) 643-6901
✔ PECOS1.3 mi
Liz Lopez, LCSW
Clinical Social Worker
NPI 1437240041
5 MAREBLU
Aliso Viejo, CA 92656
(949) 643-6901
✔ PECOS✔ Accepts Medicare1.3 mi
Kean Romanelli, LMFT
Marriage and Family Therapist
NPI 1861969172
5 MAREBLU
Aliso Viejo, CA 92656
(909) 326-0091
✔ PECOS1.3 mi
Kim Till, LCSW
Clinical Social Worker
NPI 1558455295
5 MAREBLU
Aliso Viejo, CA 92656
(949) 643-6900
✔ PECOS1.3 mi
Isabel Cremieux, M.A., LMFT
Marriage and Family Therapist
NPI 1982079505
30100 TOWN CENTER DRIVE STE C PMB 1005
Laguna Niguel, CA 92677
(949) 652-7009
✔ PECOS3.0 mi
Usa Aroonlap, M.D.
Psychiatry
NPI 1609171909
23228 MADERO
Mission Viejo, CA 92691
(949) 454-3940
✔ PECOS✔ Accepts Medicare4.7 mi
Christine Hernandez, LCSW
Clinical Social Worker
NPI 1629808548
23228 MADERO
Mission Viejo, CA 92691
(949) 454-3953
✔ PECOS✔ Accepts Medicare4.7 mi
Karin Sakahara, LCSW
Clinical Social Worker
NPI 1417062597
1151 DOVE ST STE 295
Newport Beach, CA 92660
(949) 955-9263
✔ PECOS10 mi
Richard Warriner, LCSW
Clinical Social Worker
NPI 1619512563
2801 BRISTOL ST STE 200
Costa Mesa, CA 92626
(714) 850-8430
✔ PECOS12 mi
Joseph Paul Kochuveli, M.D.
Psychiatry
NPI 1700108297
2801 BRISTOL ST FL 2
Costa Mesa, CA 92626
(714) 850-8463
✔ PECOS12 mi
Mark Shugarman, LMFT
Marriage and Family Therapist
NPI 1053672071
1300 S. GRAND AVE BLDG C, SUITE 213W
Santa Ana, CA 92705
(657) 427-0559
✔ PECOS14 mi
Angela Chwe, LMFT
Marriage and Family Therapist
NPI 1487202214
1300 S GRAND AVE STE B
Santa Ana, CA 92705
(714) 480-6476
✔ PECOS14 mi
Shivalee Dadhania
Nurse Practitioner
NPI 1215525480
200 W SANTA ANA BLVD STE 1000
Santa Ana, CA 92701
(714) 480-6767
✔ PECOS✔ Accepts Medicare15 mi
Brihana Agyepong
Mental Health Counselor
NPI 1043867161
200 W SANTA ANA BLVD STE 1000
Santa Ana, CA 92701
(714) 480-6767
✔ PECOS15 mi
Arshia Shirzadi, D.O.
Osteopathic Manipulative Medicine
NPI 1689786550
401 W CIVIC CENTER DR STE 800
Santa Ana, CA 92701
(714) 480-6767
✔ PECOS✔ Accepts Medicare15 mi
Matthew Alcala, PSYD
Clinical Psychologist
NPI 1629842943
4000 W METROPOLITAN DR STE 405
Orange, CA 92868
(714) 667-1644
✔ PECOS✔ Accepts Medicare18 mi
Kelly Moquin, MD
Family Practice
NPI 1689009110
2035 E BALL RD STE 200
Anaheim, CA 92806
(714) 517-6300
✔ PECOS✔ Accepts Medicare20 mi
See all 119 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2288724

County Of Orange Health Care Agency Sud Services · Aliso Viejo, CA
Active · expires Aug 28, 2027
CLIA Number05D2288724
Laboratory TypeCommunity Clinic
Certificate Effective DateAugust 29, 2025
Certificate Expiration DateAugust 28, 2027
Laboratory DirectorCharles S. Huffman
Laboratory Phone(714) 834-5740
Laboratory LocationCounty Of Orange Health Care Agency Sud Services27141 Aliso Creek Rd, Aliso Viejo, CA 92656
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

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 County Of Orange's NPI number?

The NPI number for County Of Orange is 1194862383. It was assigned to this organization in the NPPES registry on January 30, 2007. The provider is doing business as AMHS Aliso Viejo.

Where is County Of Orange located?

County Of Orange is located at 27141 Aliso Creek Rd Suite 100, Aliso Viejo, CA 92656. The listed phone number is (949) 643-6930.

What is County Of Orange's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.

Is County Of Orange enrolled in Medicare?

Yes. County Of Orange is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through County Of Orange?

According to the CMS Revalidation Reassignment List (October 2026 release), 119 clinicians in 8 Medicare specialties reassign their Medicare billing to County Of Orange. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Clinical Social Worker (40), Marriage and Family Therapist (36) and Psychiatry (36). Of these, 3 practice at this address and 10 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does County Of Orange hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2288724) is associated with this NPI, valid through August 28, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for County Of Orange was last updated on September 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.