Individual provider Active NPI

Ronald J Herceg Jr., CRNA

  • Certified Registered Nurse Anesthetist
  • Alabaster, AL
National Provider Identifier
1821078833
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
1088468 Issued in AL
Practice address
1000 1St Street North
Alabaster, AL 35007
Phone
(205) 620-8948
Fax
(205) 620-7032
NPI assigned
Jan 18, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 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 1088468 AL Primary

Addresses

Primary practice location

1000 1St Street North
Alabaster, AL 35007

Mailing address

PO Box 235022
Montgomery, AL 36123-5022
Phone (334) 386-2051

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040427001235 AL Practitioner - Certified Registered Nurse Anesthetist (Crna) 3577550060 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Huntsville Hospital AnesthesiaGroup PAC ID 7315990751, 157 clinicians

Practice addresses (Care Compare)

101 Sivley Rd SW
Huntsville, AL 35801-4421
Phone (256) 265-8120

245 Governors Dr SE
Huntsville, AL 35801-3784
Phone (256) 265-8120

Hospital & facility affiliations

  • Huntsville Hospital Hospital, Huntsville, AL, CCN 010039
  • Helen Keller Hospital Hospital, Sheffield, AL, CCN 010019

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Huntsville Hospital Anesthesia Nurse Anesthetist, Certified Registered CurrentSince Sep 21, 2013 Accepting new patients

Locations

201 Governors Dr SW
Huntsville, AL 35801
Phone (256) 265-6851

101 Sivley Rd SW
Huntsville, AL 35801
Phone (256) 265-9870

245 Governors Dr SE
Huntsville, AL 35801
Phone (256) 265-7673

8375 Highway 72 W
Madison, AL 35758
Phone (256) 265-2012

Organizations & group practices 1

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.

Hospital & facility affiliations 2

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": "1137542400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1821078833",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 235022",
            "city": "MONTGOMERY",
            "state": "AL",
            "postal_code": "361235022",
            "telephone_number": "334-386-2051",
            "fax_number": "334-396-6929"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 1ST STREET NORTH",
            "city": "ALABASTER",
            "state": "AL",
            "postal_code": "35007",
            "telephone_number": "205-620-8948",
            "fax_number": "205-620-7032"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HERCEG",
        "first_name": "RONALD",
        "middle_name": "J",
        "name_prefix": "Mr.",
        "name_suffix": "Jr.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-18",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "AL",
            "license": "1088468",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Alabaster, AL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.