Individual provider Active NPI

Scott A Irwin, MD

  • Psychiatry Physician
  • San Diego, CA
National Provider Identifier
1225117716
Registry record updated Aug 9, 2010
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
A84936 Issued in CA
Practice address
4311 Third Ave
San Diego, CA 92103-1407
Phone
(619) 688-1600
NPI assigned
Nov 3, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 9, 2010

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X A84936 CA Primary

Addresses

Primary practice location

4311 Third Ave
San Diego, CA 92103-1407

Mailing address

4311 Third Ave
San Diego, CA 92103-1407
Phone (619) 688-1600

Other identifiers 1

IdentifierTypeStateIssuer
WA84936AOtherCAPPIN

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20041117001265 CA Practitioner - Psychiatry 1355305426 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Cedars-Sinai Medical CenterGroup PAC ID 0446169114, 788 clinicians

Practice addresses (Care Compare)

8700 Beverly Blvd
West Hollywood, CA 90048-1804
Phone (310) 423-3277

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
93.23 of 100Reported as group
Quality
77.83
Promoting interoperability
98
Improvement activities
40
Cost
71.17

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California CurrentSince Sep 3, 2013 Accepting new patients
Coast Medical, PC Psychiatry CurrentSince Nov 1, 2024 Accepting new patients
Renewed Community Mental Health Psychiatry CurrentSince Jul 1, 2025 Accepting new patients
Cedars-Sinai Medical Care Foundation CurrentSince Oct 1, 2016 Accepting new patients
Renewed Medical Group, a Professional Medical Corporation Psychiatry CurrentSince May 16, 2024 Accepting new patients
Regents of the University of California Psychiatry CurrentSince Sep 3, 2013 Accepting new patients
Mental Health and Nursing PC CurrentSince Nov 1, 2024 Accepting new patients
Cedars-Sinai Medical Center CurrentSince Nov 1, 2015 Accepting new patients
RCMH, Nursing Corporation Psychiatry CurrentSince Nov 25, 2025 Accepting new patients
Cedars-Sinai Medical Center CurrentSince Nov 1, 2015 Accepting new patients
LB Sea Psychiatry a Medical Corporation Psychiatry PastSince May 28, 2024 Accepting new patients

Locations

1720 W Ball Rd
Ste 4C
Anaheim, CA 92804
Phone (714) 683-1472

421 N Brookhurst St
Ste 119
Anaheim, CA 92801
Phone (714) 253-6570

532 N Magnolia Ave
Anaheim, CA 92801
Phone (408) 475-4446

421 N Brookhurst St
Ste 218
Anaheim, CA 92801
Phone (714) 726-9955

520 N Brookhurst St
Ste 120
Anaheim, CA 92801
Phone (714) 333-3559

421 N Brookhurst St
Ste 128
Anaheim, CA 92801
Phone (714) 361-0898

9090 Wilshire Blvd
Fl 3
Beverly Hills, CA 90211
Phone (310) 888-8680

5871 Pine Ave
Ste 120
Chino Hills, CA 91709
Phone (714) 683-1472

6101 Ball Rd
Ste 214
Cypress, CA 90630
Phone (714) 333-3559

11278 Los Alamitos Blvd
Los Alamitos, CA 90720
Phone (562) 256-6481

1800 Wilshire Blvd
Los Angeles, CA 90057
Phone (213) 478-0460

8635 W 3rd St
Ste 465W
Los Angeles, CA 90048
Phone (310) 423-0674

File 57326
Los Angeles, CA 90074

1131 W 6th St
Ste 232
Ontario, CA 91762
Phone (714) 361-0898

4311 3rd Ave
San Diego, CA 92103
Phone (619) 688-1600

200 W Arbor Dr
San Diego, CA 92103
Phone (619) 543-5754

4140 W 190th St
Torrance, CA 90504
Phone (310) 967-1780

8700 Beverly Blvd
West Hollywood, CA 90048
Phone (310) 385-3291

Interoperability endpoints

  • Direct secure messaging: sirwin205657@direct.cshs.org

Organizations & group practices 11

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1162512000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1281312000000",
    "number": "1225117716",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4311 THIRD AVE",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921031407",
            "telephone_number": "619-688-1600"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4311 THIRD AVE",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921031407",
            "telephone_number": "619-688-1600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "IRWIN",
        "first_name": "SCOTT",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-03",
        "last_updated": "2010-08-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "A84936",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PPIN",
            "identifier": "WA84936A",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.