Active NPI
Karen W Lai
- Family Medicine Physician
- Lake Zurich, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- 036-176432
- Practice address
- 350 Surryse Rd Ste 100
Lake Zurich, IL 60047-3217 - Phone
- (847) 438-2144
- Fax
- (847) 438-4654
- NPI assigned
- May 25, 2021
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 036-176432 | IL | Primary |
| Family Medicine Physician | 207Q00000X | DR.0072025 | CO |
Addresses
Primary practice location
350 Surryse Rd Ste 100
Lake Zurich, IL 60047-3217
Mailing address
29373 Network PL
Chicago, IL 60673-1293
Phone (847) 390-5900
Other practice location 1
14300 Orchard Pkwy Fl 1
Westminster, CO 80023-9206
Phone (303) 430-5560
Other practice location 2
242 Washo Dr
Lake Zurich, IL 60047-7902
Phone (847) 997-5646
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ | ||
| Direct Messaging Address | klai434912@direct.myadvocateaurora.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Family Practice
- Education
- Other, 2022
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
214 McHenry Rd
Buffalo Grove, IL 60089-6748
Phone (847) 459-1160
Hospital & facility affiliations
- Advocate Good Shepherd Hospital
Merit-based Incentive Payment System (MIPS)
- Final score
- 89.06 of 100
- Quality
- 89.53
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 74
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| DR.0072025 | CO | MD | Family Medicine Physician |
| 036-176432 | IL | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Advocate Health and Hospitals Corporation | Current | Accepting new patients | |
| Advocate Health and Hospitals Corporation | Current | Accepting new patients |
Locations
214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160
29373 Network Pl
Chicago, IL 60673
350 Surryse Rd
Ste 100
Lake Zurich, IL 60047
Phone (847) 438-2144
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.
-
- Multi-Specialty Clinic/Center
- Oak Brook, IL
- NPI 1700824455
-
- Children's Hospital
- Oak Lawn, IL
- NPI 1508315516
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Barrington, IL
- NPI 1447368071
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1621900800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757894400000",
"number": "1851966543",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "29373 NETWORK PL",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606731293",
"telephone_number": "847-390-5900"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "350 SURRYSE RD STE 100",
"city": "LAKE ZURICH",
"state": "IL",
"postal_code": "600473217",
"telephone_number": "847-438-2144",
"fax_number": "847-438-4654"
}
],
"practiceLocations": [
{
"address_1": "14300 Orchard Pkwy Fl 1",
"address_purpose": "LOCATION",
"city": "Westminster",
"state": "CO",
"postal_code": "800239206",
"country_code": "US",
"telephone_number": "303-430-5560",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "242 Washo Dr",
"address_purpose": "LOCATION",
"city": "Lake Zurich",
"state": "IL",
"postal_code": "600477902",
"country_code": "US",
"telephone_number": "847-997-5646",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LAI",
"first_name": "KAREN",
"middle_name": "W",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-05-25",
"last_updated": "2025-09-15",
"certification_date": "2025-09-15",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "IL",
"license": "036-176432",
"primary": true
},
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "CO",
"license": "DR.0072025",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "350 Surryse Rd Ste 100",
"city": "Lake Zurich",
"state": "IL",
"country_code": "US",
"postal_code": "600473217",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "klai434912@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "350 Surryse Rd Ste 100",
"city": "Lake Zurich",
"state": "IL",
"country_code": "US",
"postal_code": "600473217",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Lake Zurich, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 15, 2025; 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.