NPIMap

Individual provider Active NPI

Ashley B Mittlesteadt, PA

  • Physician Assistant
  • Louisville, KY
National Provider Identifier
1881998425
Registry record updated Dec 31, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA1609 Issued in KY
Practice address
401 E Chestnut St
Suite 2
Louisville, KY 40202-5700
Phone
(502) 588-6000
NPI assigned
Dec 22, 2010
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 31, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X
Physician Assistant 363A00000X PA1609 KY Primary

Addresses

Primary practice location

401 E Chestnut St
Suite 2
Louisville, KY 40202-5700

Mailing address

401 E Chestnut St
Louisville, KY 40202-5700
Phone (502) 588-6000

Other practice location 1

1221 S Broadway
Lexington, KY 40504-2701
Phone (859) 258-4181

Other identifiers 1

IdentifierTypeStateIssuer
7100155360MedicaidKY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in KY, IN2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20110304000034 KY Practitioner - Physician Assistant 2769664259 Reassigns benefits to 3 organizations
I20211122001786 IN Practitioner - Physician Assistant 2769664259 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
New Lexington Clinic PSC 329 clinicians
University of Louisville Physicians Inc 1,438 clinicians

Practice addresses (Care Compare)

1207 S Broadway
Lexington, KY 40504-2701
Phone (859) 258-4000

1221 S Broadway
Lexington, KY 40504-2701
Phone (859) 258-4000

1225 S Broadway
Suite 201
Lexington, KY 40504-2701
Phone (859) 258-4568

1903 W Hebron LN
Shepherdsville, KY 40165-7425
Phone (502) 852-5341

2401 Terra Crossing Blvd
Louisville, KY 40245-5395

3920 Dutchmans Lane
Suite 302
Louisville, KY 40207-4702
Phone (502) 583-8303

3920 Dutchmans LN
Louisville, KY 40207-4702

571 S Floyd St
Louisville, KY 40202-3818
Phone (502) 629-2398

727 Hospital Dr
Shelbyville, KY 40065-1660
Phone (502) 852-5341

Hospital & facility affiliations

  • UOFL HEALTH - JEWISH HOSPITAL and Mary & Elizabeth Hospital Hospital, Louisville, KY, CCN 180040
  • University of Louisville Hospital Hospital, Louisville, KY, CCN 180141

Merit-based Incentive Payment System (MIPS)

Final score
78.96 of 100Reported as group
Quality
56.12
Promoting interoperability
100
Improvement activities
40
Cost
73.73

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
PA1609KYMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Vip Imaging, PLLC Physician Assistant CurrentSince Oct 1, 2025 Accepting new patients
New Lexington Clinic PSC CurrentSince Jan 19, 2026 Accepting new patients
University of Louisville Physicians, Inc. CurrentSince Aug 23, 2021 Accepting new patients
University of Louisville Physicians, Inc. CurrentSince Jul 11, 2016 Accepting new patients
New Lexington Clinic, PSC CurrentSince Jan 19, 2026 Accepting new patients

Locations

7752 Solution Ctr
Chicago, IL 60677

2051 Clevidence Blvd
Clarksville, IN 47129
Phone (812) 280-6650

1221 S Broadway
Lexington, KY 40504
Phone (859) 258-4181

401 E Chestnut St
Louisville, KY 40202
Phone (502) 588-4400

401 E Chestnut St
Ste 2
Louisville, KY 40202
Phone (502) 588-6000

1850 Bluegrass Ave
Louisville, KY 40215
Phone (502) 361-6617

571 S Floyd St
Louisville, KY 40202
Phone (502) 561-2700

166 Hospital St
Monticello, KY 42633
Phone (606) 340-3251

Organizations & group practices 12

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 23

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

View all 23

NPI Registry JSON

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

{
    "created_epoch": "1292976000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767139200000",
    "number": "1881998425",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "401 E CHESTNUT ST",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402025700",
            "telephone_number": "502-588-6000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 E CHESTNUT ST",
            "address_2": "SUITE 2",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402025700",
            "telephone_number": "502-588-6000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1221 S Broadway",
            "address_purpose": "LOCATION",
            "city": "Lexington",
            "state": "KY",
            "postal_code": "405042701",
            "country_code": "US",
            "telephone_number": "859-258-4181",
            "fax_number": "859-258-4064",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MITTLESTEADT",
        "first_name": "ASHLEY",
        "middle_name": "B",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-12-22",
        "last_updated": "2025-12-31",
        "certification_date": "2025-12-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "KY",
            "license": "PA1609",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "7100155360",
            "state": "KY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Louisville, KY

Sources for this page

Verify at the official NPI Registry.