Margaret G. O'Byrne, M.D.

Primary specialty

Cardiovascular Disease PhysicianTaxonomy code 207RC0000X

License

G76683 Issued in CA

Practice address

3811 Valley Centre Dr
San Diego, CA 92130-3318

Phone

(858) 764-3000

Fax

(858) 784-5933

NPI assigned

Sep 26, 2006

Sex

Female

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

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.

• Scripps Clinic Medical Group

  • Multi-Specialty Clinic/Center
  • San Diego, CA
  • NPI 1124003280
  NPD (past)
• Scripps Clinic Medical Group, Inc

  • Radiation Oncology Physician
  • San Diego, CA
  • NPI 1073853180
  NPD (past)

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

{
    "created_epoch": "1159228800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1366543159",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 54433",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900740001",
            "telephone_number": "858-784-5767",
            "fax_number": "858-784-5933"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3811 VALLEY CENTRE DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921303318",
            "telephone_number": "858-764-3000",
            "fax_number": "858-784-5933"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BYRNE",
        "first_name": "MARGARET",
        "middle_name": "G.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-09-26",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "CA",
            "license": "G76683",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Roger J O'Brien, SFIDC
• Sandra Louise O'Brien, P.T.
• Sheri Lois O'Brien, RN
• Arianna O'Bryan
• Courtney O'Bryan, D.O.
• Michael Ellen O'Callaghan, PHD
• Rowan Marguerite O'Connell-Barger, APRN
• Beth Jo O'Connell, NP
• Karla O'Connell
• Keelan O'Connell, M.D.

• Cardiovascular Disease Physician in San Diego, CA
• Providers in San Diego, CA by specialty
• Cardiovascular Disease Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.