Individual provider Active NPI

William Casey Frew, M.D.

  • Emergency Medicine Physician
  • Marrero, LA
National Provider Identifier
1740556000
Registry record updated Jul 23, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
207465 Issued in LA
Practice address
1101 Medical Center Blvd.
ER
Marrero, LA 70072
Phone
(504) 349-1533
Fax
(504) 349-1530
NPI assigned
Mar 30, 2012
Last updated
Jul 23, 2015By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 23, 2015

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 207465 LA Primary

Addresses

Primary practice location

1101 Medical Center Blvd.
ER
Marrero, LA 70072

Mailing address

1101 Medical Center Blvd.
ER
Marrero, LA 70072
Phone (504) 349-1533

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in LA, MS, GA, AR4 enrollments
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 4

Enrollment IDStateProvider typePAC IDDetails
I20150617002179 LA Practitioner - Emergency Medicine 9537470547 Reassigns benefits to 12 organizations
I20170906001465 MS Practitioner - Emergency Medicine 9537470547 Reassigns benefits to 1 organization
I20240417002641 GA Practitioner - Emergency Medicine 9537470547 Reassigns benefits to 1 organization
I20250923001146 AR Practitioner - Emergency Medicine 9537470547 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Alabama School of Medicine, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
St Mary Emergency Group LLCGroup PAC ID 7810926995, 16 clinicians
Southeastern Emergency Physicians LLCGroup PAC ID 2466364997, 776 clinicians
St Martin Emergency Group LLCGroup PAC ID 0840444683, 20 clinicians
St. Bernard Emergency Group, LLCGroup PAC ID 4789960972, 25 clinicians

Practice addresses (Care Compare)

1125 Marguerite St
Morgan City, LA 70380-1855
Phone (985) 380-4434

1808 W Main St
Russellville, AR 72801-2724
Phone (501) 968-2841

210 Champagne Blvd
Breaux Bridge, LA 70517-3700
Phone (337) 332-2178

7301 Rogers Ave
Fort Smith, AR 72903-4100
Phone (479) 314-5175

8000 W Judge Perez Dr
Chalmette, LA 70043-1668
Phone (504) 826-9500

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
207465LAMDEmergency Medicine Physician
MD60888867WAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Ochsner Clinic LLC CurrentSince Feb 1, 2018 Accepting new patients
Ochsner Clinic LLC CurrentSince Feb 1, 2018 Accepting new patients
Kenner Emergency Group LLC Emergency Medicine CurrentSince Nov 19, 2017 Accepting new patients
Raceland Emergency Group, LLC Emergency Medicine CurrentSince Mar 25, 2024 Accepting new patients
Keystone Medical Services of Ferriday, Inc. Emergency Medicine CurrentSince Feb 7, 2024 Accepting new patients
St Mary Emergency Group LLC Emergency Medicine CurrentSince Nov 27, 2017 Accepting new patients
St. John Emergency Group LLC Emergency Medicine CurrentSince Jul 11, 2021 Accepting new patients
St. Bernard Emergency Group, LLC Emergency Medicine CurrentSince Jun 12, 2017 Accepting new patients
Acs Primary Care Physicians Louisiana PC Emergency Medicine CurrentSince Jun 1, 2024 Accepting new patients
Southeastern Emergency Physicians LLC Emergency Medicine CurrentSince Aug 8, 2025 Accepting new patients
Luling Emergency Group LLC Emergency Medicine CurrentSince Jun 5, 2018 Accepting new patients
Ochsner Clinic LLC Current Accepting new patients
Thibodaux Emergency Physicians Group LLC Emergency Medicine CurrentSince Nov 9, 2016 Accepting new patients
St Martin Emergency Group LLC Emergency Medicine CurrentSince Apr 22, 2024 Accepting new patients
Olive Branch Emergency Physicians LLC Emergency Medicine CurrentSince Jan 1, 2025 Accepting new patients
Belle Chasse Emergency Group LLC Emergency Medicine CurrentSince May 19, 2018 Accepting new patients
Acs Primary Care Physicians - Southeast PC Emergency Medicine CurrentSince Mar 25, 2024 Accepting new patients
Delta Physician Practices Past Accepting new patients

Locations

4800 E Johnson Ave
Jonesboro, AR 72405
Phone (870) 732-2100

1808 W Main St
Russellville, AR 72801
Phone (479) 964-4178

200 Industrial Blvd
Dublin, GA 31021
Phone (478) 274-3865

2151 W Spring St
Monroe, GA 30655
Phone (770) 267-1792

211 4th St
Alexandria, LA 71301
Phone (318) 473-3000

210 Champagne Blvd
Breaux Bridge, LA 70517
Phone (337) 332-2178

8000 W Judge Perez Dr
Chalmette, LA 70043
Phone (504) 493-6078

180 W Esplanade Ave
Kenner, LA 70065
Phone (504) 464-8284

1900 W Airline Hwy
La Place, LA 70068
Phone (985) 652-7000

1057 Paul Maillard Rd
Luling, LA 70070
Phone (985) 785-3740

1125 Marguerite St
Morgan City, LA 70380
Phone (985) 380-4434

1514 Jefferson Hwy
New Orleans, LA 70121

104 Acadia Park Dr
Raceland, LA 70394
Phone (985) 537-3211

4608 Highway 1
Raceland, LA 70394
Phone (504) 537-6841

6569 Highway 84
Ridgecrest, LA 71334
Phone 3187576551605

2500 Belle Chasse Hwy
Terrytown, LA 70056
Phone (504) 391-5157

602 N Acadia Rd
Thibodaux, LA 70301
Phone (985) 493-4544

4250 Bethel Rd
Olive Branch, MS 38654
Phone (662) 932-9000

265 Brookview Centre Way
Ste 203
Knoxville, TN 37919
Phone (865) 985-7114

Interoperability endpoints

  • Direct secure messaging: ms_wfrew@landmarkhealth-direct.org
  • Direct secure messaging: wfrew@direct.mhg.com

Organizations & group practices 19

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.

View all 19

Hospital & facility affiliations 4

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

NPI Registry JSON

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

{
    "created_epoch": "1333065600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1437609600000",
    "number": "1740556000",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1101 MEDICAL CENTER BLVD.",
            "address_2": "ER",
            "city": "MARRERO",
            "state": "LA",
            "postal_code": "70072",
            "telephone_number": "504-349-1533",
            "fax_number": "504-349-1530"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1101 MEDICAL CENTER BLVD.",
            "address_2": "ER",
            "city": "MARRERO",
            "state": "LA",
            "postal_code": "70072",
            "telephone_number": "504-349-1533",
            "fax_number": "504-349-1530"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FREW",
        "first_name": "WILLIAM",
        "middle_name": "CASEY",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-03-30",
        "last_updated": "2015-07-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "LA",
            "license": "207465",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Marrero, LA

Sources for this page

Verify at the official NPI Registry.