Active NPI
Ronald R Gambach, M. D.
- Diagnostic Radiology Physician
- Cedar Rapids, IA
National Provider Identifier
1992702419
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Diagnostic Radiology Physician
- License
- 18011
- Practice address
- 1948 1St Ave NE
Cedar Rapids, IA 52402-5321 - Phone
- (319) 364-0121
- Fax
- (319) 364-5684
- NPI assigned
- Jun 30, 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 |
|---|---|---|---|---|
| Diagnostic Radiology Physician | 2085R0202X | 18011 | IA | Primary |
Addresses
Primary practice location
1948 1St Ave NE
Cedar Rapids, IA 52402-5321
Mailing address
1948 1St Ave NE
Cedar Rapids, IA 52402-5321
Phone (319) 364-0121
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 3114322 | Medicaid | IA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 18011 | IA | MD | Diagnostic Radiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Radiology Consultants of Iowa, PLC | Diagnostic Radiology | 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.
-
- Diagnostic Radiology Physician
- Cedar Rapids, IA
- NPI 1750387999
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1120089600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1992702419",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1948 1ST AVE NE",
"city": "CEDAR RAPIDS",
"state": "IA",
"postal_code": "524025321",
"telephone_number": "319-364-0121",
"fax_number": "319-364-5684"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1948 1ST AVE NE",
"city": "CEDAR RAPIDS",
"state": "IA",
"postal_code": "524025321",
"telephone_number": "319-364-0121",
"fax_number": "319-364-5684"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GAMBACH",
"first_name": "RONALD",
"middle_name": "R",
"credential": "M. D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-06-30",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "IA",
"license": "18011",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "3114322",
"state": "IA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Cedar Rapids, IA
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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.