Megan Ann Tierney, DO

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

97668 Issued in GA

Practice address

3180 N Point Pkwy Ste 303
Alpharetta, GA 30005-4522

Phone

(678) 205-9004

Fax

(678) 205-9005

NPI assigned

Apr 24, 2018

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in MS, GA2 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 2

Specialty

Internal Medicine

Education

William Carey University College of Osteopathic Medicine, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Comprehensive Internal MedicineGroup PAC ID 1153344759, 9 clinicians

Comprehensive Internal MedicineGroup PAC ID 7911993498, 8 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northside Hospital Hospital, Atlanta, GA, CCN 110161
• Northside Hospital Forsyth Hospital, Cumming, GA, CCN 110005

Merit-based Incentive Payment System (MIPS)

Final score

78.26 of 100Reported as group

Quality

71.9

Promoting interoperability

75

Improvement activities

40

Cost

76.47

Merit-based Incentive Payment System (MIPS)

Final score

82.53 of 100Reported as group

Quality

69.43

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: megantierney@negaidx.allscriptsdirect.net

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.

• Comprehensive Internal Medicine

  • Internal Medicine Physician
  • Suwanee, GA
  • NPI 1104966050
  Medicare reassignment Care Compare group
• Comprehensive Internal Medicine

  • Internal Medicine Physician
  • Alpharetta, GA
  • NPI 1154514339
  Medicare reassignment Care Compare group
• Comprehensive Hospitalists of Ms, LLC

  • Hospitalist Physician
  • Amory, MS
  • NPI 1467856385
  Medicare reassignment NPD
• Comprehensive Internal Medicine at Dawsonville, LLC

  • Internal Medicine Physician
  • Dawsonville, GA
  • NPI 1578499406
  NPD
• Northeast Georgia Diagnostic Associates and Clinic, LLC

  • Multi-Specialty Clinic/Center
  • Gainesville, GA
  • NPI 1144719311
  NPD
• Comprehensive Hospitalists of Ms, LLC

  • Hospitalist Physician
  • Oxford, MS
  • NPI 1659779767

  Internal Medicine

  NPD
• Comprehensive Hospitalists of Ms, LLC

  • Hospitalist Physician
  • Clarksdale, MS
  • NPI 1710371679
  NPD

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

• Northside Hospital, Inc.

  • General Acute Care Hospital
  • Cumming, GA
  • NPI 1376574277
  Care Compare affiliation
• Northside Hospital, Inc.

  • General Acute Care Hospital
  • Atlanta, GA
  • NPI 1457396079
  Care Compare affiliation

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

{
    "created_epoch": "1524528000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771372800000",
    "number": "1679061840",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3180 N POINT PKWY STE 303",
            "city": "ALPHARETTA",
            "state": "GA",
            "postal_code": "300054522",
            "telephone_number": "678-205-9004",
            "fax_number": "678-205-9005"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3180 N POINT PKWY STE 303",
            "city": "ALPHARETTA",
            "state": "GA",
            "postal_code": "300054522",
            "telephone_number": "678-205-9004",
            "fax_number": "678-205-9005"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TIERNEY",
        "first_name": "MEGAN",
        "middle_name": "ANN",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-24",
        "last_updated": "2026-02-18",
        "certification_date": "2026-02-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "GA",
            "license": "97668",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Marcus Allen Thompson
• Amy Marie Thomsen, M.S.,CCC/SLP
• Cathryn Lee Thrasher, PH.D.
• Art L Threats
• Josh M Thrower, ATC
• Tiffany Britt & Associates LLC
• Naia Tilghman, LPC
• Grayson Tillman
• Michael Tilt, CRNA
• Timing Is Everything DM LLC

• Internal Medicine Physician in Alpharetta, GA
• Providers in Alpharetta, GA by specialty
• Internal Medicine Physician in Georgia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 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; Order and Referring.
• 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.