Ashley D Pierson, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

408 N State of Franklin Rd
Suite 31
Johnson City, TN 37604-6089

Phone

(423) 431-2477

Fax

(423) 431-2478

NPI assigned

May 29, 2013

Last updated

Apr 3, 2026By the provider in NPPES

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 TN

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

East Tennessee State University Quillen College of Medicine, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Knoxville Dermatology Group PCGroup PAC ID 8123009636, 29 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

100 of 100Reported as group

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: apierson@aadermaffiliates.emadirect.md
• Direct secure messaging: apierson@tennesseederm.emadirect.md

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.

• Knoxville Dermatology Group PC

  • Dermatology Physician
  • Knoxville, TN
  • NPI 1760419014
  Medicare reassignment Care Compare group
• Circe Medical Services LLC

  • General Practice Physician
  • Johnson City, TN
  • NPI 1639447303
  NPD (past)
• Dermatology Associates of Knoxville, PC

  • Dermatology Physician
  • Knoxville, TN
  • NPI 1407873284
  NPD (past)

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

{
    "created_epoch": "1369785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775174400000",
    "number": "1609213800",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "408 N STATE OF FRANKLIN RD",
            "address_2": "SUITE 31",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376046089",
            "telephone_number": "423-431-2477",
            "fax_number": "423-431-2478"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "408 N STATE OF FRANKLIN RD",
            "address_2": "SUITE 31",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376046089",
            "telephone_number": "423-431-2477",
            "fax_number": "423-431-2478"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7557 Dannaher Dr Ste G20",
            "address_purpose": "LOCATION",
            "city": "Powell",
            "state": "TN",
            "postal_code": "378491517",
            "country_code": "US",
            "telephone_number": "865-362-8507",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1928 Alcoa Hwy Ste 209",
            "address_purpose": "LOCATION",
            "city": "Knoxville",
            "state": "TN",
            "postal_code": "379201504",
            "country_code": "US",
            "telephone_number": "865-524-2547",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "123 Fox Rd",
            "address_purpose": "LOCATION",
            "city": "Knoxville",
            "state": "TN",
            "postal_code": "379223369",
            "country_code": "US",
            "telephone_number": "865-690-9467",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "657 Middle Creek Rd Ste 114",
            "address_purpose": "LOCATION",
            "city": "Sevierville",
            "state": "TN",
            "postal_code": "378625014",
            "country_code": "US",
            "telephone_number": "865-690-9467",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1450 Dowell Springs Blvd Ste 210",
            "address_purpose": "LOCATION",
            "city": "Knoxville",
            "state": "TN",
            "postal_code": "379092448",
            "country_code": "US",
            "telephone_number": "865-524-2547",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PIERSON",
        "first_name": "ASHLEY",
        "middle_name": "D",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-05-29",
        "last_updated": "2026-04-03",
        "certification_date": "2026-04-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "TN",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Andrew S Pierce, MD
• Brandon Nathaniel Pierce, CPHT
• Catherine Jean Pierce, RN
• Tamissa Lashay Pierce, OTR/L
• Joel C. Piercy, D.D.S.,P.C.
• Zachary Pierson, DO
• Jeremy Vincent Pinyard, M.D.
• Joseph Vincent Pinyard Jr., M.D.
• Vanessa A Pippin, OTRL
• Elisa Juliana Pirozzi, MD

• Physician Assistant in Johnson City, TN
• Providers in Johnson City, TN by specialty
• Physician Assistant in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 3, 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.