Robert Edwin O' Sullivan, MD

Primary specialty

Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X

License

C209010 Issued in CA

Practice address

71943 Highway 111
Rancho Mirage, CA 92270-4848

Phone

(760) 834-7982

Fax

(760) 834-7981

NPI assigned

Jul 2, 2013

Last updated

Aug 25, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CT

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

Obstetrics/Gynecology

Education

Other, 2007

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Optimus Health Care IncGroup PAC ID 9335051580, 79 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Bridgeport Hospital Hospital, Bridgeport, CT, CCN 070010

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rosullivan120075@direct.ynhh.org

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.

• Optimus Health Care Inc

  • Federally Qualified Health Center (FQHC)
  • Bridgeport, CT
  • NPI 1669445946
  Medicare reassignment Care Compare group NPD
• Northeast Medical Group, Inc.

  • Internal Medicine Physician
  • Bridgeport, CT
  • NPI 1043278351

  Obstetrics & Gynecology

  Medicare reassignment NPD

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

• Bridgeport Hospital

  • General Acute Care Hospital
  • Bridgeport, CT
  • NPI 1649260845
  Care Compare affiliation
• Bridgeport Hospital

  • General Acute Care Hospital
  • Bridgeport, CT
  • NPI 1992910152
  Care Compare affiliation

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

{
    "created_epoch": "1372723200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787616000000",
    "number": "1053751271",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "71943 HIGHWAY 111",
            "city": "RANCHO MIRAGE",
            "state": "CA",
            "postal_code": "922704848",
            "telephone_number": "760-834-7982",
            "fax_number": "760-834-7981"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "71943 HIGHWAY 111",
            "city": "RANCHO MIRAGE",
            "state": "CA",
            "postal_code": "922704848",
            "telephone_number": "760-834-7982",
            "fax_number": "760-834-7981"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "39000 Bob Hope Dr",
            "address_purpose": "LOCATION",
            "city": "Rancho Mirage",
            "state": "CA",
            "postal_code": "922703202",
            "country_code": "US",
            "telephone_number": "760-340-3911",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O' SULLIVAN",
        "first_name": "ROBERT",
        "middle_name": "EDWIN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-07-02",
        "last_updated": "2026-08-25",
        "certification_date": "2026-08-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "C209010",
            "primary": true
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CT",
            "license": "55690",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Obstetrics & Gynecology Physician in Rancho Mirage, CA
• Providers in Rancho Mirage, CA by specialty
• Obstetrics & Gynecology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 25, 2026; 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.