Individual provider Active NPI

Olivia Dungan

  • Occupational Therapist
  • Pasadena, MD
National Provider Identifier
1518822683
Registry record updated Dec 31, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
10504 Issued in MD
Practice address
8116 Ritchie Hwy
Pasadena, MD 21122-6916
Phone
(443) 261-2220
NPI assigned
Dec 19, 2025
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 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapist 225X00000X 10504 MD Primary

Addresses

Primary practice location

8116 Ritchie Hwy
Pasadena, MD 21122-6916

Mailing address

2001 Butterfield Rd Ste 1600
Downers Grove, IL 60515-1211

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, DC2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20260113002181 MD Practitioner - Occupational Therapist in Private Practice 5799261319 Reassigns benefits to 2 organizations
I20260128000808 DC Practitioner - Occupational Therapist in Private Practice 5799261319 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Occupational Therapist in Private Practice
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Ati Holdings, LLCGroup PAC ID 9537112719, 440 clinicians

Practice addresses (Care Compare)

11271 New Hampshire Ave
Ati Physical Therapy
Silver Spring, MD 20904-2631
Phone (240) 485-1280

3420 Crain Hwy
Bowie, MD 20716-1302
Phone (240) 206-7941

8116 Ritchie Hwy
Pasadena, MD 21122-6916
Phone (443) 261-2220

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
10504MDMDOccupational Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Ati Holdings, LLC Physical Therapist CurrentSince Jan 12, 2026 Accepting new patients
Ati Holdings, LLC Physical Therapist CurrentSince Jan 12, 2026 Accepting new patients

Locations

4947 Paysphere Cir
Chicago, IL 60674
Phone (630) 783-2001

2001 Butterfield Rd
Ste 1600
Downers Grove, IL 60515

1510 Rock Spring Rd
Ste C
Forest Hill, MD 21050
Phone (410) 420-3619

8116 Ritchie Hwy
Pasadena, MD 21122
Phone (443) 261-2220

52 Rising Sun Town Ctr
Rising Sun, MD 21911
Phone (410) 658-0100

11271 New Hampshire Ave
Silver Spring, MD 20904
Phone (240) 485-1280

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1766102400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767139200000",
    "number": "1518822683",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 BUTTERFIELD RD STE 1600",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605151211"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8116 RITCHIE HWY",
            "city": "PASADENA",
            "state": "MD",
            "postal_code": "211226916",
            "telephone_number": "443-261-2220"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DUNGAN",
        "first_name": "OLIVIA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-12-19",
        "last_updated": "2025-12-31",
        "certification_date": "2025-12-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "MD",
            "license": "10504",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Pasadena, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 31, 2025; 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.