Individual provider Active NPI

John Russell Mercke Jr., MD

  • Family Medicine Physician
  • Leesville, LA
National Provider Identifier
1821594763
Registry record updated Oct 8, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
328002 Issued in LA
Practice address
1020 W Fertitta Blvd
Leesville, LA 71446-4645
Phone
(337) 392-6203
NPI assigned
Mar 31, 2018
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 8, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 328002 LA Primary

Addresses

Primary practice location

1020 W Fertitta Blvd
Leesville, LA 71446-4645

Mailing address

700 S 6TH St
Leesville, LA 71446-4719
Phone (373) 926-2033

Other practice location 1

301 4th St
Alexandria, LA 71301-8411
Phone (318) 441-1030

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in LA
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

Enrollment IDStateProvider typePAC IDDetails
I20210729001894 LA Practitioner - Family Practice 1456602937 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Leatherwood Emergency Group LLC 13 clinicians
Calcasieu Cameron Hospital Medicine Group LLC 66 clinicians
Central Louisiana Physicians, LLC 55 clinicians
CLHG-Oakdale LLC 37 clinicians

Practice addresses (Care Compare)

130 Hospital Dr
Oakdale, LA 71463-3035
Phone (318) 215-3084

211 4TH St
Alexandria, LA 71301-8421
Phone (484) 965-9566

3330 Masonic Dr
Alexandria, LA 71301-3841
Phone (318) 487-1122

400 E 6TH Ave
Oakdale, LA 71463-2628
Phone (318) 315-7093

Hospital & facility affiliations

  • Christus St Frances Cabrini Hospital Hospital, Alexandria, LA, CCN 190019
  • Oakdale Community Hospital Hospital, Oakdale, LA, CCN 190106
  • Rapides Regional Medical Center Hospital, Alexandria, LA, CCN 190026

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Glen D. Hurlston, M.D., Apmc CurrentSince May 4, 2024 Accepting new patients
Calcasieu Cameron Hospital Medicine Group LLC CurrentSince Feb 7, 2025 Accepting new patients
CLHG-Oakdale LLC Family Medicine Current Accepting new patients
Leatherwood Emergency Group, LLC CurrentSince Dec 14, 2025 Accepting new patients
Byrd Medical Clinic Inc Family Medicine CurrentSince Jul 26, 2021 Accepting new patients
CLHG-Oakdale, LLC Family Medicine CurrentSince Mar 1, 2022 Accepting new patients
CLHG-Oakdale LLC Family Medicine CurrentSince Mar 1, 2022 Accepting new patients
Central Louisiana Physicians, LLC CurrentSince Feb 1, 2024 Accepting new patients
Christus Health Central Louisiana Past Accepting new patients
GPN-Leesville, LLC Family Medicine PastSince Oct 10, 2021 Accepting new patients

Locations

3330 Masonic Dr
Alexandria, LA 71301
Phone (318) 448-6917

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

700 S 6th St
Leesville, LA 71446
Phone (337) 238-0620

1020 W Fertitta Blvd
Leesville, LA 71446
Phone (337) 239-5278

1017 W Fertitta Blvd
Leesville, LA 71446
Phone (337) 239-2606

400 E 6th Ave
Oakdale, LA 71463
Phone (318) 335-3501

130 Hospital Dr
Oakdale, LA 71463
Phone (318) 215-3084

701 Cypress St
Sulphur, LA 70663
Phone (337) 527-4270

Interoperability endpoints

  • Direct secure messaging: jmercke406739@christushealth.direct-ci.net

Organizations & group practices 14

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.

View all 14

Hospital & facility affiliations 22

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

View all 22

NPI Registry JSON

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

{
    "created_epoch": "1522454400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1633651200000",
    "number": "1821594763",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 S 6TH ST",
            "city": "LEESVILLE",
            "state": "LA",
            "postal_code": "714464719",
            "telephone_number": "373-926-2033"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1020 W FERTITTA BLVD",
            "city": "LEESVILLE",
            "state": "LA",
            "postal_code": "714464645",
            "telephone_number": "337-392-6203"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "301 4th St",
            "address_purpose": "LOCATION",
            "city": "Alexandria",
            "state": "LA",
            "postal_code": "713018411",
            "country_code": "US",
            "telephone_number": "318-441-1030",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MERCKE",
        "first_name": "JOHN",
        "middle_name": "RUSSELL",
        "name_suffix": "Jr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-03-31",
        "last_updated": "2021-10-08",
        "certification_date": "2021-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "LA",
            "license": "328002",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Leesville, LA

Sources for this page

Verify at the official NPI Registry.