Individual provider Active NPI

Patricia K Lillis, MD

  • Medical Oncology Physician
  • Montgomery, AL
National Provider Identifier
1619960507
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
GFE68333 Issued in CA
Practice address
2148 Walbash Dr
Montgomery, AL 36116-1383
Phone
(334) 239-8580
NPI assigned
Aug 25, 2005
Last updated
Jul 13, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Oncology Physician 207RX0202X GFE68333 CA Primary
Radiation Oncology Physician 2085R0001X GFE68333 CA

Addresses

Primary practice location

2148 Walbash Dr
Montgomery, AL 36116-1383

Mailing address

2148 Walbash Dr
Montgomery, AL 36116-1383
Phone (334) 239-8580

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address him@marshfieldclinichealthsystem.cernerdirect.com Other

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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 1

Enrollment IDStateProvider typePAC IDDetails
I20120718000579 WI Practitioner - Radiation Oncology 9739345893 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
Medical University of South Carolina College of Medicine, 1980
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MCHS Hospitals IncGroup PAC ID 5698071173, 1,195 clinicians

Practice addresses (Care Compare)

1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (715) 387-5511

3400 Ministry Pkwy
Weston, WI 54476-5220
Phone (715) 393-1000

4100 State Hwy 66
Stevens Point, WI 54482-8410
Phone (715) 997-6000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
80.58 of 100Reported as group
Quality
55.5
Promoting interoperability
100
Improvement activities
40
Cost
71.46

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
GFE68333CAMDMedical Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
MCHS Hospitals Inc CurrentSince Mar 1, 2018 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Jul 1, 2012 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. Radiation Oncology CurrentSince Jul 1, 2012 Accepting new patients
MCHS Hospitals Inc CurrentSince Mar 1, 2018 Accepting new patients
Marshfield Clinic Inc CurrentSince Mar 25, 2013 Accepting new patients

Locations

29980 Network Pl
Chicago, IL 60673

1000 Starr Ave
Eau Claire, WI 54703
Phone (715) 858-4850

2116 Craig Rd
Eau Claire, WI 54701
Phone (715) 858-4500

3501 Golf Rd
Eau Claire, WI 54701
Phone (715) 858-4200

1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5111

2251 N Shore Dr
Ste 100
Rhinelander, WI 54501
Phone (715) 361-2074

1020 Lakeshore Dr
Rice Lake, WI 54868
Phone (715) 236-8100

Interoperability endpoints

  • Direct secure messaging: him@marshfieldclinichealthsystem.cernerdirect.com
  • Direct secure messaging: patricia.lillis@marshfieldclinichealthsystem.cernerdirect.com

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 2

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": "1124928000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1619960507",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2148 WALBASH DR",
            "city": "MONTGOMERY",
            "state": "AL",
            "postal_code": "361161383",
            "telephone_number": "334-239-8580"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2148 WALBASH DR",
            "city": "MONTGOMERY",
            "state": "AL",
            "postal_code": "361161383",
            "telephone_number": "334-239-8580"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LILLIS",
        "first_name": "PATRICIA",
        "middle_name": "K",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-08-25",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "CA",
            "license": "GFE68333",
            "primary": true
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "CA",
            "license": "GFE68333",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "Other",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Other",
            "address_1": "1000 N Oak Ave",
            "city": "Marshfield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "544495703",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Montgomery, AL

Sources for this page

Verify at the official NPI Registry.