Andrew Roger Wilsnack, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

A204175 Issued in CA

Practice address

200 Mercy Circle
Anesthesiology and Perioperative Medicine
Oceanside, CA 92055

Phone

(760) 719-3361

NPI assigned

Mar 15, 2021

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Regents of the University ofGroup PAC ID 8729983473, 236 clinicians

Palm Springs Anesthesia Services PCGroup PAC ID 6406049592, 90 clinicians

Inland Valley Anesthesia Partners IncGroup PAC ID 7012355423, 32 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Uci Health-Orange Hospital, Orange, CA, CCN 050348
• Southwest Healthcare Rancho Springs Hospital Hospital, Murrieta, CA, CCN 050701

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 and National Provider Directory roles.

• Inland Valley Anesthesia Partners, Inc

  • Anesthesiology Physician
  • Wildomar, CA
  • NPI 1053173955
  Medicare reassignment Care Compare group NPD
• Palm Springs Anesthesia Services, PC

  • Anesthesiology Physician
  • San Bernardino, CA
  • NPI 1083928501
  Medicare reassignment Care Compare group NPD
• Regents of the University of

  • Anesthesiology Physician
  • Orange, CA
  • NPI 1487602546
  Medicare reassignment Care Compare group NPD
• Rancho Springs Anesthesia Partners, Inc

  • Anesthesiology Physician
  • Murrieta, CA
  • NPI 1730941634
  Medicare reassignment NPD
• University of California Irvine

  • Infusion Therapy Clinic/Center
  • Irvine, CA
  • NPI 1417027475
  NPD (past)

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

• Universal Health Services of Rancho Springs Inc

  • General Acute Care Hospital
  • Murrieta, CA
  • NPI 1245221050
  Care Compare affiliation
• University of California Irvine

  • Urgent Care Clinic/Center
  • Irvine, CA
  • NPI 1518739309

  Hospital

  Care Compare affiliation
• University of California Irvine

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1689608150
  Care Compare affiliation

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

{
    "created_epoch": "1615766400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761177600000",
    "number": "1225613854",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 MERCY CIRCLE",
            "address_2": "ANESTHESIOLOGY AND PERIOPERATIVE MEDICINE",
            "city": "OCEANSIDE",
            "state": "CA",
            "postal_code": "92055"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 MERCY CIRCLE",
            "address_2": "ANESTHESIOLOGY AND PERIOPERATIVE MEDICINE",
            "city": "OCEANSIDE",
            "state": "CA",
            "postal_code": "92055",
            "telephone_number": "760-719-3361"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "101 The City Dr S",
            "address_purpose": "LOCATION",
            "city": "Orange",
            "state": "CA",
            "postal_code": "928683201",
            "country_code": "US",
            "telephone_number": "714-456-8888",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILSNACK",
        "first_name": "ANDREW",
        "middle_name": "ROGER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-15",
        "last_updated": "2025-10-23",
        "certification_date": "2025-10-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A204175",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Matthew David Williams, DDS
• Susanna Williams, RD
• Tari Lynn Williams, C.A.S.
• Willow Tree Licensed Clinical Social Worker
• Ronald Joseph Willy, M.D.
• Amanda Wilson, LVN
• Augustine Reid Wilson, MD
• Carlene Wilson, LCSW
• Danny Wilson
• Jennifer Tomiko Wilson, LVN

• Anesthesiology Physician in Oceanside, CA
• Providers in Oceanside, CA by specialty
• Anesthesiology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 23, 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.