Active NPI
Matthew L. Caldwell, M.D.
- Internal Medicine Physician
- Bloomington, IN
National Provider Identifier
1902802218
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 01048026A
- Practice address
- 550 S Landmark Ave
Bloomington, IN 47403-3239 - Phone
- (812) 330-3689
- Fax
- (812) 331-3656
- NPI assigned
- Jun 22, 2005
- 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 | 01048026A | IN | Primary |
Addresses
Primary practice location
550 S Landmark Ave
Bloomington, IN 47403-3239
Mailing address
550 Landmark Ave
P.O. Box 550
Bloomington, IN 47403-0550
Phone (812) 355-6900
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20110624000458 | IN | Order and Referring Only - Internal Medicine | 0345261707 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 01048026A | IN | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Major Hospital | Past | Accepting new patients |
Organizations & group practices 1
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.
-
- General Acute Care Hospital
- Shelbyville, IN
- NPI 1174555692
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1119398400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1902802218",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "550 LANDMARK AVE",
"address_2": "P.O. BOX 550",
"city": "BLOOMINGTON",
"state": "IN",
"postal_code": "474030550",
"telephone_number": "812-355-6900",
"fax_number": "812-355-3251"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "550 S LANDMARK AVE",
"city": "BLOOMINGTON",
"state": "IN",
"postal_code": "474033239",
"telephone_number": "812-330-3689",
"fax_number": "812-331-3656"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CALDWELL",
"first_name": "MATTHEW",
"middle_name": "L.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-06-22",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "IN",
"license": "01048026A",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Bloomington, IN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.