Individual provider Active NPI

Kaitlyn McDonald Ludwig, PA-C

  • Physician Assistant
  • Englewood, CO
National Provider Identifier
1659923001
Registry record updated Mar 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
Practice address
10800 E Geddes Ave Ste 300
Englewood, CO 80112-3895
Phone
(303) 761-9190
Fax
(720) 874-4462
NPI assigned
Jul 15, 2019
Last updated
Mar 23, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 23, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X Primary

Addresses

Primary practice location

10800 E Geddes Ave Ste 300
Englewood, CO 80112-3895

Mailing address

10800 E Geddes Ave Ste 300
Englewood, CO 80112-3895
Phone (303) 761-9190

Other names 1

  • Kaitlyn Littlefield McDonald Former name

Medicare participation

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

Enrollment IDStateProvider typePAC IDDetails
I20190909002426 CO Practitioner - Physician Assistant 4385973874 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Radiology Imaging Associates PCGroup PAC ID 2860391257, 147 clinicians
Ria Endovascular LLCGroup PAC ID 5597709717, 30 clinicians

Practice addresses (Care Compare)

10800 E Geddes Ave
Suite 300
Englewood, CO 80112-3895
Phone (303) 761-9190

8200 E Belleview Ave
Suite 600E
Greenwood Village, CO 80111-2898
Phone (720) 493-3406

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Colorado Urgent Care Physicians, PC CurrentSince Apr 26, 2023 Accepting new patients
Ria Endovascular, LLC CurrentSince Mar 23, 2026 Accepting new patients
Radiology Imaging Associates, PC CurrentSince Mar 23, 2026 Accepting new patients

Locations (25 of 46)

6159 S Southlands Pkwy
Aurora, CO 80016
Phone (303) 269-3000

700 Potomac St
Aurora, CO 80011
Phone (303) 360-3050

700 Potomac St
Fl 2
Aurora, CO 80011
Phone (319) 273-8992

2350 Meadows Blvd
Castle Rock, CO 80109
Phone (720) 248-3413

1501 S Potomac St
Denver, CO 80012
Phone (303) 695-2604

2525 S Downing St
Denver, CO 80210
Phone (303) 744-2706

7000 E Hampden Ave
Denver, CO 80224
Phone (330) 925-4199

950 E Harvard Ave
Ste 350
Denver, CO 80210
Phone (303) 722-9923

10800 E Geddes Ave
Ste 300
Englewood, CO 80112
Phone (303) 791-9190

14200 E Arapahoe Rd
Englewood, CO 80112
Phone (303) 699-3000

3425 S Clarkson St
Englewood, CO 80113
Phone (303) 789-8000

499 E Hampden Ave
Ste 380
Englewood, CO 80113
Phone (303) 788-5300

501 E Hampden Ave
Englewood, CO 80113
Phone (303) 788-5300

5102 S Broadway
Englewood, CO 80113
Phone (720) 457-9100

901 W Hampden Ave
Unit 103
Englewood, CO 80110
Phone (303) 761-1699

4700 Lady Moon Dr
Fort Collins, CO 80528
Phone (970) 521-4600

702 W Drake Rd
Ste A
Fort Collins, CO 80526
Phone (970) 229-4600

400 Indiana St
Ste 100
Golden, CO 80401
Phone (720) 420-3000

400 Indiana St
Ste 210
Golden, CO 80401
Phone (720) 754-8002

660 Golden Ridge Rd
Ste 250
Golden, CO 80401
Phone (303) 274-7321

1801 16th St
Greeley, CO 80631
Phone (970) 352-4121

2001 70th Ave
Ste 300
Greeley, CO 80634
Phone (970) 527-1122

5890 W 13th St
Ste 101
Greeley, CO 80634
Phone (970) 348-0020

5351 S Roslyn St
Ste 200
Greenwood Village, CO 80111
Phone (303) 469-3182

8200 E Belleview Ave
Ste 300E
Greenwood Village, CO 80111
Phone (303) 290-0600

Organizations & group practices 5

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.

Hospital & facility affiliations 6

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": "1563148800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774224000000",
    "number": "1659923001",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10800 E GEDDES AVE STE 300",
            "city": "ENGLEWOOD",
            "state": "CO",
            "postal_code": "801123895",
            "telephone_number": "303-761-9190",
            "fax_number": "720-874-4462"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10800 E GEDDES AVE STE 300",
            "city": "ENGLEWOOD",
            "state": "CO",
            "postal_code": "801123895",
            "telephone_number": "303-761-9190",
            "fax_number": "720-874-4462"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LUDWIG",
        "first_name": "KAITLYN",
        "middle_name": "MCDONALD",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-07-15",
        "last_updated": "2026-03-23",
        "certification_date": "2026-03-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KAITLYN",
            "last_name": "MCDONALD",
            "middle_name": "LITTLEFIELD",
            "credential": "PA-C",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Englewood, CO

Sources for this page

Verify at the official NPI Registry.