Active NPI
Madhu Mathew, MD
- Gastroenterology Physician
- Winfield, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 036161943
- Practice address
- 25 N Winfield Rd Ste 420
Winfield, IL 60190-1379 - Phone
- (630) 682-8700
- Fax
- (630) 352-5582
- NPI assigned
- Jun 6, 2017
- 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 |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | 036161943 | IL | Primary |
| Gastroenterology Physician | 207RG0100X | 4301503970 | MI |
Addresses
Primary practice location
25 N Winfield Rd Ste 420
Winfield, IL 60190-1379
Mailing address
9208 Ida LN
Morton Grove, IL 60053-1416
Phone (224) 388-9918
Other practice location 1
1880 W Winchester Rd Ste 201
Libertyville, IL 60048-5336
Phone (847) 247-0187
Other practice location 2
1215 E Michigan Ave
Lansing, MI 48912-1811
Phone (517) 364-3522
Other names 1
- Madhu Mathew Vennikandam
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | iftiker.ahmad@sparrow.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
- Gastroenterology
- Education
- Other, 2015
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
25 N Winfield Rd
Winfield, IL 60190-1379
Phone (630) 682-8700
Hospital & facility affiliations
- Northwestern Medicine Central Dupage Hospital
- Northwestern Medicine Delnor Community Hospital
- Northwestern Memorial Hospital
- Palos Community Hospital
Merit-based Incentive Payment System (MIPS)
- Final score
- 95.19 of 100
- Quality
- 83.05
- Promoting interoperability
- 100
- Improvement activities
- 40
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 75 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 94 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4301503970 | MI | MD | Gastroenterology Physician |
| 306030 | NY | MD | Transplant Hepatology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Northwestern Medical Faculty Foundation | Current | Accepting new patients | |
| Northwestern Medical Faculty Foundation | Current | Accepting new patients | |
| Central Dupage Physician Group | Internal Medicine | Past | Accepting new patients |
Locations
Dept 5777
Carol Stream, IL 60122
Carol Stream, IL 60122
Phone (630) 933-3300
302 Randall Rd
Ste 105
Geneva, IL 60134
Phone (630) 232-0202
660 N Westmoreland Rd
#302
Lake Forest, IL 60045
636 Raymond Dr
Ste 204
Naperville, IL 60563
Phone (331) 732-4700
25 N Winfield Rd
Ste 420
Winfield, IL 60190
Phone (630) 262-7400
Interoperability endpoints
- mmathew841961@direct.hfhs.org
Organizations & group practices 3
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
- Carol Stream, IL
- NPI 1346235314
-
- Durable Medical Equipment & Medical Supplies
- Chicago, IL
- NPI 1417718479
-
- Family Medicine Physician
- Carol Stream, IL
- NPI 1033149844
Internal Medicine
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Winfield, IL
- NPI 1003864810
-
- Psychiatric Hospital Unit
- Winfield, IL
- NPI 1740230895
-
- General Acute Care Hospital
- Geneva, IL
- NPI 1407859655
-
- General Acute Care Hospital
- Chicago, IL
- NPI 1497859649
-
- Psychiatric Hospital Unit
- Palos Heights, IL
- NPI 1184699118
-
- General Acute Care Hospital
- Palos Heights, IL
- NPI 1851386692
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1496707200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785110400000",
"number": "1366971152",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9208 IDA LN",
"city": "MORTON GROVE",
"state": "IL",
"postal_code": "600531416",
"telephone_number": "224-388-9918"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "25 N WINFIELD RD STE 420",
"city": "WINFIELD",
"state": "IL",
"postal_code": "601901379",
"telephone_number": "630-682-8700",
"fax_number": "630-352-5582"
}
],
"practiceLocations": [
{
"address_1": "1880 W Winchester Rd Ste 201",
"address_purpose": "LOCATION",
"city": "Libertyville",
"state": "IL",
"postal_code": "600485336",
"country_code": "US",
"telephone_number": "847-247-0187",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1215 E Michigan Ave",
"address_purpose": "LOCATION",
"city": "Lansing",
"state": "MI",
"postal_code": "489121811",
"country_code": "US",
"telephone_number": "517-364-3522",
"fax_number": "517-364-2763",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MATHEW",
"first_name": "MADHU",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2017-06-06",
"last_updated": "2026-07-27",
"certification_date": "2026-07-27",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "IL",
"license": "036161943",
"primary": true
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "MI",
"license": "4301503970",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "iftiker.ahmad@sparrow.org",
"affiliation": "N",
"endpointDescription": "Mailing address",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "1215 E Michigan Ave",
"city": "Lansing",
"state": "MI",
"country_code": "US",
"postal_code": "489121811",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": [
{
"first_name": "MADHU",
"last_name": "VENNIKANDAM",
"middle_name": "MATHEW",
"code": "5",
"type": "Other Name"
}
]
}
Other providers in Winfield, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 2026; 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.