Oscar Josephus Zagala, M.D.

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

A75130 Issued in CA

Practice address

8700 Beverly Blvd Ste Sb290
W Hollywood, CA 90048-1804

Phone

(310) 423-5841

NPI assigned

May 16, 2006

Last updated

Dec 10, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 1

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

Specialty

Anesthesiology

Education

Loma Linda University School of Medicine, 1999

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Glendale Adventist Medical CenterGroup PAC ID 4284692096, 99 clinicians

Simi Valley Anesthesia Medical GroupGroup PAC ID 2062454804, 26 clinicians

Cedars-Sinai Medical Care FoundationGroup PAC ID 0941106645, 1,684 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Cedars-Sinai Medical Center Hospital, Los Angeles, CA, CCN 050625
• Adventist Health Simi Valley Hospital, Simi Valley, CA, CCN 050236
• Glendale Adventist Medical Center Hospital, Glendale, CA, CCN 050239

Merit-based Incentive Payment System (MIPS)

Final score

85.77 of 100Reported as group

Quality

78.77

Promoting interoperability

92

Improvement activities

40

Cost

48

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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

• Cedars-Sinai Medical Care Foundation

  • Specialist
  • Los Angeles, CA
  • NPI 1316984388
  Medicare reassignment Care Compare group NPD
• Glendale Adventist Medical Center

  dba Adventist Health Glendale

  • General Acute Care Hospital
  • Glendale, CA
  • NPI 1831188275
  Medicare reassignment Care Compare group NPD
• Simi Valley Anesthesia Medical Group

  • Anesthesiology Physician
  • Simi Valley, CA
  • NPI 1912936709
  Medicare reassignment Care Compare group NPD
• Consultants for Anesthesia & Management of Pain

  • Anesthesiology Physician
  • Glendale, CA
  • NPI 1952323909
  Medicare reassignment NPD
• La Quality Care Anesthesia Consultants Inc

  • Anesthesiology Physician
  • Glendale, CA
  • NPI 1427470053
  Medicare reassignment NPD
• Medbridge Anesthesia Services, Inc.

  • Anesthesiology Physician
  • Santa Barbara, CA
  • NPI 1801558648
  Medicare reassignment NPD
• Pacific Valley Medical Group

  • Anesthesiology Physician
  • Pasadena, CA
  • NPI 1851312862
  Medicare reassignment NPD
• Samaritan Anesthesiology Medical Group

  • Anesthesiology Physician
  • Los Angeles, CA
  • NPI 1982792743
  Medicare reassignment NPD
• West Hills Anesthesia and Perioperative Physicians

  • Anesthesiology Physician
  • West Hills, CA
  • NPI 1881061802
  Medicare reassignment NPD
• White Memorial Medical Center

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1215927470
  Medicare reassignment NPD
• Oscar Zagala a Medical Corporation

  • Anesthesiology Physician
  • Glendale, CA
  • NPI 1720020175
  Authorized official Same address or phone
• Cedars-Sinai Medical Care Foundation

  • Anesthesiology Physician
  • Los Angeles, CA
  • NPI 1043826720
  NPD

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

• Cedars-Sinai Medical Center

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1639172372
  Care Compare affiliation
• Cedars-Sinai Medical Center

  • General Acute Care Hospital
  • West Hollywood, CA
  • NPI 1891940326
  Care Compare affiliation
• Glendale Adventist Medical Center

  dba Adventist Health Glendale

  • General Acute Care Hospital
  • Glendale, CA
  • NPI 1831188275
  Care Compare affiliation
• Simi Valley Hospital and Health Care Services

  • General Acute Care Hospital
  • Simi Valley, CA
  • NPI 1063495190
  Care Compare affiliation

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

{
    "created_epoch": "1147737600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765324800000",
    "number": "1730131053",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 60790",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911166790",
            "telephone_number": "626-795-6596",
            "fax_number": "626-795-8247"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8700 BEVERLY BLVD STE SB290",
            "city": "W HOLLYWOOD",
            "state": "CA",
            "postal_code": "900481804",
            "telephone_number": "310-423-5841"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1420 S Central Ave",
            "address_purpose": "LOCATION",
            "city": "Glendale",
            "state": "CA",
            "postal_code": "912042508",
            "country_code": "US",
            "telephone_number": "818-502-1900",
            "fax_number": "818-502-4738",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZAGALA",
        "first_name": "OSCAR",
        "middle_name": "JOSEPHUS",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-05-16",
        "last_updated": "2025-12-10",
        "certification_date": "2025-12-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A75130",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A751300",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Anesthesiology Physician in W Hollywood, CA
• Providers in W Hollywood, CA by specialty
• Anesthesiology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 10, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.