Active NPI
Chittaranjan Ambalal Patel, MD
- Internal Medicine Physician
- Whiting, IN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 01039547A
- Practice address
- 2075 Indianapolis Blvd
Whiting, IN 46394-1948 - Phone
- (219) 659-7000
- Fax
- (219) 659-9018
- NPI assigned
- Aug 23, 2006
- Last updated
- Dec 11, 2025
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 01039547A | IN | Primary |
Addresses
Primary practice location
2075 Indianapolis Blvd
Whiting, IN 46394-1948
Mailing address
2075 Indianapolis Blvd
Whiting, IN 46394-1948
Phone (219) 659-7000
Other practice location 1
14544 John Humphrey Dr
Orland Park, IL 60462-2640
Phone (219) 659-7000
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100375920A | Medicaid | IN | |
| 036083269 | Medicaid | IL | |
| 31604085 | Other | IL | BCBS PROVIDER NO |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | whitingmedicalcenter@direct.practicefusion.com | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IN, IL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 1981
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
2075 Indianapolis Blvd
Whiting, IN 46394-1948
Phone (219) 659-7000
Hospital & facility affiliations
- Powers Home Health Services
- Elara Caring
- All America Homehealthcare Inc
- St Catherine Hospital Inc
- Community Hospital
- Franciscan Health Dyer
- Franciscan Health Munster
- Regency Hospital of Northwest Indiana
Merit-based Incentive Payment System (MIPS)
- Final score
- 91.5 of 100
- Quality
- 68.43
- Improvement activities
- 40
- Cost
- 80.44
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 01039547A | IN | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Whiting Medical Center S C | Current | Accepting new patients | |
| Prime Cardiac Association P C | Past | Accepting new patients |
Locations
2075 Indianapolis Blvd
Whiting, IN 46394
Phone (219) 659-7000
Interoperability endpoints
- cpatel64049@direct.franciscanalliance.org
- whitingmedicalcenter@direct.practicefusion.com
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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Multi-Specialty Clinic/Center
- Whiting, IN
- NPI 1942305347
-
- Multi-Specialty Clinic/Center
- Palos Heights, IL
- NPI 1265001010
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Home Health Agency
- Munster, IN
- NPI 1447431077
-
dba Franciscan Health Dyer
- General Acute Care Hospital
- Dyer, IN
- NPI 1811077431
-
- General Acute Care Hospital
- Munster, IN
- NPI 1427493246
-
dba Community Hospital
- General Acute Care Hospital
- Munster, IN
- NPI 1003918210
-
- Long Term Care Hospital
- East Chicago, IN
- NPI 1063414886
Long-term care hospital
-
- General Acute Care Hospital
- East Chicago, IN
- NPI 1689776882
-
dba Home Health of St Mary Medical Center
- Home Health Agency
- Hobart, IN
- NPI 1528160736
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1156291200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765411200000",
"number": "1477660801",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2075 INDIANAPOLIS BLVD",
"city": "WHITING",
"state": "IN",
"postal_code": "463941948",
"telephone_number": "219-659-7000",
"fax_number": "219-659-9018"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2075 INDIANAPOLIS BLVD",
"city": "WHITING",
"state": "IN",
"postal_code": "463941948",
"telephone_number": "219-659-7000",
"fax_number": "219-659-9018"
}
],
"practiceLocations": [
{
"address_1": "14544 John Humphrey Dr",
"address_purpose": "LOCATION",
"city": "Orland Park",
"state": "IL",
"postal_code": "604622640",
"country_code": "US",
"telephone_number": "219-659-7000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "PATEL",
"first_name": "CHITTARANJAN",
"middle_name": "AMBALAL",
"name_prefix": "Mr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-08-23",
"last_updated": "2025-12-11",
"certification_date": "2025-12-11",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "IN",
"license": "01039547A",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "100375920A",
"state": "IN"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "036083269",
"state": "IL"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BCBS PROVIDER NO",
"identifier": "31604085",
"state": "IL"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "whitingmedicalcenter@direct.practicefusion.com",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "2075 Indianapolis Blvd",
"city": "Whiting",
"state": "IN",
"country_code": "US",
"postal_code": "463941948",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Whiting, IN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 11, 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.