William Patrick Gahan, M.D.

Primary specialty

Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X

License

04634R Issued in LA

Practice address

5247 Didesse Dr
Baton Rouge, LA 70808-9153

Phone

(225) 765-3076

Fax

(225) 765-3090

NPI assigned

Jul 22, 2005

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

Other identifiers 2

Other names 1

• Dr. W Patrick Gahan Other name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

• Our Lady of the Lake Hospital Inc

  • Internal Medicine Physician
  • Baton Rouge, LA
  • NPI 1275577603

  Geriatric Medicine

  NPD (past)
• Our Lady of the Lake Hospital Inc

  • Plastic and Reconstructive Surgery Physician
  • Baton Rouge, LA
  • NPI 1326180696
  NPD (past)
• Our Lady of the Lake Physician Group LLC

  • Hematology & Oncology Physician
  • Baton Rouge, LA
  • NPI 1184671455
  NPD (past)
• Our Lake of the Lake Hospital Inc

  • Internal Medicine Physician
  • Baton Rouge, LA
  • NPI 1356483515
  NPD (past)

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

{
    "created_epoch": "1121990400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1427414400000",
    "number": "1720088529",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5247 DIDESSE DR",
            "city": "BATON ROUGE",
            "state": "LA",
            "postal_code": "708089153",
            "telephone_number": "225-765-3076",
            "fax_number": "225-765-3090"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5247 DIDESSE DR",
            "city": "BATON ROUGE",
            "state": "LA",
            "postal_code": "708089153",
            "telephone_number": "225-765-3076",
            "fax_number": "225-765-3090"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GAHAN",
        "first_name": "WILLIAM",
        "middle_name": "PATRICK",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-22",
        "last_updated": "2015-03-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "LA",
            "license": "04634R",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1196550",
            "state": "LA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "380001857",
            "state": "LA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "W",
            "last_name": "GAHAN",
            "middle_name": "PATRICK",
            "prefix": "DR.",
            "credential": "M.D.",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Donald Ray Gage III
• Quiana Gage
• Laurent Daniel Gagnon
• Andrew Steven Gahagan, MD
• Deborah Gahagan, NURSE PRACTITIONER
• Catherine B. Gahn, NP
• David Gaiennie
• Sian Victoria Gaines Poirrier, FNP-C
• Angelice Gaines
• Ash'Leigh Tatia Nicole Gaines

• Geriatric Medicine (Internal Medicine) Physician in Baton Rouge, LA
• Providers in Baton Rouge, LA by specialty
• Geriatric Medicine (Internal Medicine) Physician in Louisiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 27, 2015; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.