Active NPI
Othniel Stephen Doolittle, M.D.
- Hospitalist Physician
- Carbondale, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hospitalist Physician
- License
- 036133193
- Practice address
- 2250 N Illinois Ave
Carbondale, IL 62901-5612 - Phone
- (618) 833-1691
- NPI assigned
- Jun 14, 2010
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | 036.133193 | IL | |
| Internal Medicine Physician | 207R00000X | 2013004979 | MO | |
| Hospitalist Physician | 208M00000X | 036133193 | IL | Primary |
| Internal Medicine Physician | 207R00000X | 125.058047 | IL |
Addresses
Primary practice location
2250 N Illinois Ave
Carbondale, IL 62901-5612
Mailing address
2250 N Illinois Ave
Carbondale, IL 62901-5612
Phone (618) 833-1691
Other practice location 1
301 S Orange St
Jonesboro, IL 62952-1104
Phone (309) 868-4671
Other practice location 2
200 E Fairman Ave
Watseka, IL 60970-1644
Phone (815) 432-5841
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | othniel.doolittle.1@15486.direct.athenahealth.com | 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
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 036.133193 | IL | MD | Emergency Medicine Physician |
| 125.058047 | IL | MD | Internal Medicine Physician |
| 2013004979 | MO | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Marshall Browning Hospital Association | Current | Accepting new patients | |
| Granite City Hospitalist Services LLC | Hospitalist | Current | Accepting new patients |
| Associated Pathologists, LLC | Current | Accepting new patients | |
| Franklin Hospital District | Current | Accepting new patients | |
| Lawrence County Memorial Hospital | Current | Accepting new patients | |
| Franklin Hospital District | Internal Medicine | Current | Accepting new patients |
| Trinity Medical Staffing LLC | Internal Medicine | Current | Accepting new patients |
| Statera Health Care, LLC | Emergency Medicine | Current | Accepting new patients |
| Lawrence County Memorial Hospital | Current | Accepting new patients | |
| Franklin Hospital District | Current | Accepting new patients | |
| Iroquois Memorial Hospital and Resident Home | Current | Accepting new patients | |
| Marshall Browning Hospital Association | Current | Accepting new patients | |
| Wabash General Hospital District | Current | Accepting new patients | |
| Lawrence County Memorial Hospital | Current | Accepting new patients | |
| Integritas Emergency Physician Services, LLC | Emergency Medicine | Current | Accepting new patients |
| Wabash General Hospital District | Past | Accepting new patients |
Locations
517 N Main St
Anna, IL 62906
Phone (618) 833-2295
201 Bailey Ln
Benton, IL 62812
Phone (618) 438-3113
2250 N Illinois Ave
Carbondale, IL 62901
Phone (618) 833-1691
900 N Washington St
Du Quoin, IL 62832
Phone (618) 542-1050
2100 Madison Ave
Granite City, IL 62040
Phone (618) 798-3000
100 Dr Warren Tuttle Dr
Harrisburg, IL 62946
Phone (618) 252-4956
2200 State St
Lawrenceville, IL 62439
Phone (618) 943-1000
611 S Marshall Ave
Mc Leansboro, IL 62859
Phone (618) 542-2146
28 Chick St
Metropolis, IL 62960
Phone (618) 427-2680
1418 College Dr
Mount Carmel, IL 62863
Phone (618) 262-8621
8 Doctors Park Rd
Mount Vernon, IL 62864
Phone (618) 244-5500
200 E Fairman Ave
Watseka, IL 60970
Phone (815) 432-5201
Interoperability endpoints
- doolitto@yourcarecommunity.org
- odoolittle27018@sih.direct-ci.com
Organizations & group practices 18
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.
-
- Internal Medicine Physician
- Benton, IL
- NPI 1255369427
-
- Critical Access Hospital
- Benton, IL
- NPI 1699778951
-
- Hospitalist Physician
- Carbondale, IL
- NPI 1669926424
-
- Emergency Medicine Physician
- Carbondale, IL
- NPI 1790128817
-
- Critical Access Hospital
- Watseka, IL
- NPI 1629003470
-
- Critical Access Hospital
- Lawrenceville, IL
- NPI 1396024162
-
- Critical Access Hospital
- Lawrenceville, IL
- NPI 1881643401
-
- Critical Access Hospital
- Du Quoin, IL
- NPI 1821099441
-
- Emergency Medicine Physician
- Harrisburg, IL
- NPI 1043874449
-
- Internal Medicine Physician
- Harrisburg, IL
- NPI 1770103426
-
- Critical Access Hospital
- Mount Carmel, IL
- NPI 1194728808
-
- Surgery Physician
- Marion, IL
- NPI 1972210235
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1276473600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785715200000",
"number": "1386965499",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2250 N ILLINOIS AVE",
"city": "CARBONDALE",
"state": "IL",
"postal_code": "629015612",
"telephone_number": "618-833-1691"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2250 N ILLINOIS AVE",
"city": "CARBONDALE",
"state": "IL",
"postal_code": "629015612",
"telephone_number": "618-833-1691"
}
],
"practiceLocations": [
{
"address_1": "301 S Orange St",
"address_purpose": "LOCATION",
"city": "Jonesboro",
"state": "IL",
"postal_code": "629521104",
"country_code": "US",
"telephone_number": "309-868-4671",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "200 E Fairman Ave",
"address_purpose": "LOCATION",
"city": "Watseka",
"state": "IL",
"postal_code": "609701644",
"country_code": "US",
"telephone_number": "815-432-5841",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "DOOLITTLE",
"first_name": "OTHNIEL",
"middle_name": "STEPHEN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2010-06-14",
"last_updated": "2026-08-03",
"certification_date": "2026-08-03",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "IL",
"license": "036.133193",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MO",
"license": "2013004979",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "IL",
"license": "036133193",
"primary": true
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "IL",
"license": "125.058047",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "othniel.doolittle.1@15486.direct.athenahealth.com",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "200 E Fairman Ave",
"city": "Watseka",
"state": "IL",
"country_code": "US",
"postal_code": "609701644",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Carbondale, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 3, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.