Comprehensive Outpatient Surgery Ctr LP

Primary specialty

Ambulatory Surgical Clinic/CenterTaxonomy code 261QA1903X

License

930000874 Issued in CA

Legal business name

COMPREHENSIVE OUTPATIENT SURGERY CTR LP

Practice address

250 N Robertson Blvd Ste 104
Beverly Hills, CA 90211-1767

Phone

(310) 919-4179

Fax

(818) 643-4255

NPI assigned

Aug 8, 2008

Organization subpart

No

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

Authorized official

Name

Mr. Alexander Zaks, M.D.NPI 1063652915

Title

Ceo

Phone

(310) 273-9255

Specialties & licenses 1

Addresses

Other names 1

• COMPREHENSIVE OUTPATIENT SURGERY CENTER LP Other name

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Listed as

Comprehensive Outpatient SurgeCCN 05C0001338

Medicare certification status

ActiveFrom the Provider of Services file

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Alexander Zaks, M.D.

  • Pain Medicine (Anesthesiology) Physician
  • Beverly Hills, CA
  • NPI 1063652915
  NPD Authorized official

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

{
    "created_epoch": "1218153600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762214400000",
    "number": "1871749952",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "250 N ROBERTSON BLVD STE 104",
            "city": "BEVERLY HILLS",
            "state": "CA",
            "postal_code": "902111767",
            "telephone_number": "310-273-9255",
            "fax_number": "818-643-4255"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "250 N ROBERTSON BLVD STE 104",
            "city": "BEVERLY HILLS",
            "state": "CA",
            "postal_code": "902111767",
            "telephone_number": "310-919-4179",
            "fax_number": "818-643-4255"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "COMPREHENSIVE OUTPATIENT SURGERY CTR LP",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-08-08",
        "last_updated": "2025-11-04",
        "certification_date": "2025-11-04",
        "status": "A",
        "authorized_official_last_name": "ZAKS",
        "authorized_official_first_name": "ALEXANDER",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "310-273-9255",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "261QA1903X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Ambulatory Surgical",
            "state": "CA",
            "license": "930000874",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "COMPREHENSIVE OUTPATIENT SURGERY CENTER LP",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Jessica Combs, M.D.
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• Connie Chein MD Inc
• Conrad Tseng MD, Inc.

• Ambulatory Surgical Clinic/Center in Beverly Hills, CA
• Providers in Beverly Hills, CA by specialty
• Ambulatory Surgical Clinic/Center in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.