Individual provider Active NPI

Colleen Margaret Meffert, CAA

  • Anesthesiologist Assistant
  • Marietta, GA
National Provider Identifier
1891240941
Registry record updated Aug 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiologist AssistantTaxonomy code 367H00000X
License
8616 Issued in GA
Practice address
677 Church St NE
Marietta, GA 30060-1101
Phone
(770) 794-0477
Fax
(770) 794-3108
NPI assigned
Aug 18, 2016
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 18, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiologist Assistant 367H00000X 1000-00671 NC
Anesthesiologist Assistant 367H00000X 181 SC
Anesthesiologist Assistant 367H00000X 8616 GA Primary

Addresses

Primary practice location

677 Church St NE
Marietta, GA 30060-1101

Mailing address

3751 Kensington Dr
Marietta, GA 30066-2566

Other practice location 1

304 Turner McCall Blvd SW
Rome, GA 30165-5621
Phone (770) 364-4466

Other practice location 2

2540 Windy Hill Rd SE
Marietta, GA 30067-8605
Phone (770) 794-0477

Other practice location 3

8954 Hospital Dr
Douglasville, GA 30134-2272
Phone (770) 794-0477

Other practice location 4

146 Bill Carruth Pkwy
Hiram, GA 30141-3749
Phone (770) 794-0477

Other practice location 5

805 Pamplico Hwy
Florence, SC 29505-6019
Phone (770) 364-4466

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20180726003460 GA Practitioner - Anesthesiology Assistant 1951681386 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology Assistant
Education
Emory University School of Medicine, 2016
Medicare assignment
May accept Medicare assignment
Group practices
Mak Anesthesia Georgia, LLCGroup PAC ID 7315203718, 108 clinicians
Wellstar Medical Group LLCGroup PAC ID 6709065402, 3,059 clinicians

Practice addresses (Care Compare)

2306 Wisteria Dr
Suite 100
Snellville, GA 30078-3561
Phone (770) 979-8200

5150 Stilesboro N W Rd
Suite 220
Kennesaw, GA 30152-7742
Phone (770) 424-8222

625 Church Nest
Marietta, GA 30060-1101
Phone (770) 422-2004

677 Church Nest
Marietta, GA 30060-1101

677 Church St NE
Suite 100P
Marietta, GA 30060-1101
Phone (470) 793-8585

Hospital & facility affiliations

  • Atrium Health Floyd Medical Center Hospital, Rome, GA, CCN 110054
  • Wellstar Kennestone Regional Medical Center Hospital, Marietta, GA, CCN 110035

Merit-based Incentive Payment System (MIPS)

Final score
93.93 of 100Reported as apm
Quality
82.14
Promoting interoperability
100
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Associate of Arts

State licenses

LicenseStateTypeSpecialty
1000-00671NCMDAnesthesiologist Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Wellstar Medical Group, LLC Current Accepting new patients
Georgia Group Services, LLC CurrentSince Jan 6, 2024 Accepting new patients
Georgia Group Services, LLC CurrentSince Jan 6, 2024 Accepting new patients
Wellstar Medical Group, LLC CurrentSince Jul 1, 2022 Accepting new patients
Georgia Anesthesiologists, PC CurrentSince Feb 1, 2018 Accepting new patients
Wellstar Medical Group, LLC CurrentSince Jul 1, 2022 Accepting new patients
Mak Anesthesia Georgia, LLC CurrentSince Mar 1, 2025 Accepting new patients
North Fulton Anesthesia Associates PC Anesthesiologist Assistant CurrentSince Oct 6, 2023 Accepting new patients

Locations

3950 Austell Rd
Austell, GA 30106
Phone (770) 732-3752

2360 Rockmart Hwy
Cedartown, GA 30125
Phone (770) 748-2500

8954 Hospital Dr
Douglasville, GA 30134
Phone (678) 838-2584

2151 Peachford Rd
Dunwoody, GA 30338
Phone (770) 313-2034

146 Bill Carruth Pkwy
Hiram, GA 30141
Phone (770) 443-4775

5150 Stilesboro Rd NW
Ste 220
Kennesaw, GA 30152
Phone (770) 424-8222

2540 Windy Hill Rd SE
Marietta, GA 30067
Phone (470) 644-1274

3747 Roswell Rd
Marietta, GA 30062
Phone (470) 956-0250

531 Roselane St NW
Ste 830
Marietta, GA 30060
Phone (770) 658-9739

805 Sandy Plains Rd
Marietta, GA 30066
Phone (770) 792-1616

677 Church St NE
Marietta, GA 30060
Phone (770) 793-5435

304 Turner McCall Blvd SW
Rome, GA 30165
Phone (706) 506-5000

3000 Hospital Blvd
Roswell, GA 30076
Phone (770) 751-2500

5995 Barfield Rd
Sandy Springs, GA 30328
Phone (404) 256-1507

6105 Peachtree Dunwoody Rd
Ste B110
Sandy Springs, GA 30328
Phone (770) 379-7951

2131 Fountain Dr
Snellville, GA 30078
Phone (770) 736-2225

2306 Wisteria Dr
Ste 100
Snellville, GA 30078
Phone (770) 979-8200

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/14272/brand/70/csg/1/fhir/r4

Organizations & group practices 9

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": "1471478400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787011200000",
    "number": "1891240941",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3751 KENSINGTON DR",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300662566"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "677 CHURCH ST NE",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300601101",
            "telephone_number": "770-794-0477",
            "fax_number": "770-794-3108"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "304 Turner McCall Blvd SW",
            "address_purpose": "LOCATION",
            "city": "Rome",
            "state": "GA",
            "postal_code": "301655621",
            "country_code": "US",
            "telephone_number": "770-364-4466",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2540 Windy Hill Rd SE",
            "address_purpose": "LOCATION",
            "city": "Marietta",
            "state": "GA",
            "postal_code": "300678605",
            "country_code": "US",
            "telephone_number": "770-794-0477",
            "fax_number": "770-794-3108",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8954 Hospital Dr",
            "address_purpose": "LOCATION",
            "city": "Douglasville",
            "state": "GA",
            "postal_code": "301342272",
            "country_code": "US",
            "telephone_number": "770-794-0477",
            "fax_number": "770-794-3108",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "146 Bill Carruth Pkwy",
            "address_purpose": "LOCATION",
            "city": "Hiram",
            "state": "GA",
            "postal_code": "301413749",
            "country_code": "US",
            "telephone_number": "770-794-0477",
            "fax_number": "770-794-3108",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "805 Pamplico Hwy",
            "address_purpose": "LOCATION",
            "city": "Florence",
            "state": "SC",
            "postal_code": "295056019",
            "country_code": "US",
            "telephone_number": "770-364-4466",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MEFFERT",
        "first_name": "COLLEEN",
        "middle_name": "MARGARET",
        "credential": "CAA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-08-18",
        "last_updated": "2026-08-18",
        "certification_date": "2026-08-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367H00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiologist Assistant",
            "state": "NC",
            "license": "1000-00671",
            "primary": false
        },
        {
            "code": "367H00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiologist Assistant",
            "state": "SC",
            "license": "181",
            "primary": false
        },
        {
            "code": "367H00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiologist Assistant",
            "state": "GA",
            "license": "8616",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Marietta, GA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 18, 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.