Individual provider Active NPI

Leah McMahan, CRNA

  • Certified Registered Nurse Anesthetist
  • Pascagoula, MS
National Provider Identifier
1023287349
Registry record updated Apr 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
R870768 Issued in MS
Practice address
2809 Denny Ave
Pascagoula, MS 39581-5301
Phone
(228) 818-0563
Fax
(228) 818-0519
NPI assigned
Feb 21, 2008
Last updated
Apr 29, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 29, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X R870768 MS Primary

Addresses

Primary practice location

2809 Denny Ave
Pascagoula, MS 39581-5301

Mailing address

2809 Denny Ave
Pascagoula, MS 39581-5301
Phone (228) 818-0563

Other names 1

  • Miss Leah Patano Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MS, AL2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20080605000890 MS Practitioner - Certified Registered Nurse Anesthetist (Crna) 3173693801 Reassigns benefits to 6 organizations
I20260527004205 AL Practitioner - Certified Registered Nurse Anesthetist (Crna) 3173693801 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
USA Health Anesthesia Billing Services LLCGroup PAC ID 1153659123, 160 clinicians
Singing River Health SystemGroup PAC ID 3870405194, shared by 10 NPIs, 290 clinicians

Practice addresses (Care Compare)

1700 Ctr St
Mobile, AL 36604-3301
Phone (251) 471-1000

2809 Denny Ave
Pascagoula, MS 39581-5301

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Singing River Gulfport CurrentSince Aug 10, 2021 Accepting new patients
Singing River Health System CurrentSince Jul 3, 2017 Accepting new patients
Hogan Surgical Center PA CurrentSince Mar 17, 2015 Accepting new patients
Singing River Health System Anesthesiology CurrentSince Oct 13, 2022 Accepting new patients
Singing River Gulfport Anesthesiology CurrentSince Jan 1, 2023 Accepting new patients
Singing River Gulfport CurrentSince Aug 10, 2021 Accepting new patients
Jackson County Anesthesia Anesthesiology CurrentSince Aug 2, 2017 Accepting new patients

Locations

1720B Medical Park Dr
Biloxi, MS 39532
Phone (228) 396-9161

2101 Highway 90
Gautier, MS 39553
Phone (228) 497-7576

15200 Community Rd
Gulfport, MS 39503
Phone (228) 575-7000

350 Cowan Rd
Gulfport, MS 39507
Phone (228) 206-7054

351 Cowan Rd
Gulfport, MS 39507
Phone (228) 896-1120

3109 Bienville Blvd
Ocean Springs, MS 39564
Phone (228) 818-1100

2406 Catalpa Ave
Pascagoula, MS 39567
Phone (228) 202-1006

2809 Denny Ave
Pascagoula, MS 39581
Phone (228) 809-5000

Organizations & group practices 8

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.

Hospital & facility affiliations 3

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": "1203552000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777420800000",
    "number": "1023287349",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2809 DENNY AVE",
            "city": "PASCAGOULA",
            "state": "MS",
            "postal_code": "395815301",
            "telephone_number": "228-818-0563",
            "fax_number": "228-818-0519"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2809 DENNY AVE",
            "city": "PASCAGOULA",
            "state": "MS",
            "postal_code": "395815301",
            "telephone_number": "228-818-0563",
            "fax_number": "228-818-0519"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCMAHAN",
        "first_name": "LEAH",
        "credential": "CRNA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2008-02-21",
        "last_updated": "2026-04-29",
        "certification_date": "2026-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MS",
            "license": "R870768",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LEAH",
            "last_name": "PATANO",
            "prefix": "MISS",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Pascagoula, MS

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.