Active NPI
Steven Reed Plimpton, MD, MS
- Diagnostic Radiology Physician
- Los Angeles, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Diagnostic Radiology Physician
- License
- A158426
- Practice address
- 757 Westwood PLZ Ste 1638
Los Angeles, CA 90095-7437 - Phone
- (310) 267-8758
- Fax
- (310) 267-2059
- NPI assigned
- Mar 17, 2017
- 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 | A158426 | CA | Primary |
Addresses
Primary practice location
757 Westwood PLZ Ste 1638
Los Angeles, CA 90095-7437
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 90095-7437
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | splimpton@mednet.ucla.edu | Direct | UCLA Health System |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, OR
- 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
- Diagnostic Radiology
- Education
- University of California, Irvine, California College of Medicine, 2017
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
100 Medical Plaza
Los Angeles, CA 90095-0001
Phone (310) 301-6800
1223 16TH St
Santa Monica, CA 90404-1217
Phone (310) 566-1474
1250 16TH St
Santa Monica, CA 90404-1249
Phone (424) 259-6000
1260 15TH St
Suite 111
Santa Monica, CA 90404-1136
Phone (310) 393-5153
200 Medical Plaza
Los Angeles, CA 90095-0001
Phone (310) 301-6800
2200 N Sepulveda Blvd
Manhattan Beach, CA 90266-2910
Phone (310) 802-0200
300 Medical Plaza
Los Angeles, CA 90095-0001
Phone (310) 301-6800
300 UCLA Medical PLZ
Suite B130
Los Angeles, CA 90095-8346
Phone (310) 206-0456
30700 Russell Ranch Rd
Suite 110
Westlake Village, CA 91362-9500
Phone (818) 661-6570
4323 Riverside Dr
Burbank, CA 91505-4044
Phone (818) 556-2700
4343 Lankershim Blvd
North Hollywood, CA 91602-2705
700 W 7TH St
Suite S270 D
Los Angeles, CA 90017-3768
Phone (213) 988-8339
7325 Medical Ctr Dr
Suite 106
West Hills, CA 91307-4109
Phone (818) 676-4000
757 Westwood PLZ
Los Angeles, CA 90095-8358
Phone (310) 825-9111
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine, Master of Science
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lake Health District | Current | Accepting new patients | |
| Morrow County Health District | Current | Accepting new patients | |
| Martin Luther King Jr Community Medical Foundation | Current | Accepting new patients | |
| Bend Memorial Clinic PC | Current | Accepting new patients | |
| Martin Luther King Jr Community Medical Foundation | Current | Accepting new patients | |
| Morrow County Health District | Current | Accepting new patients | |
| Bend Memorial Clinic PC | Current | Accepting new patients | |
| Wallowa County Health Care District | Past | Accepting new patients | |
| The Regents of the University of California | Past | Accepting new patients | |
| Martin Luther King, Jr. - Los Angeles (MLK-la) Healthcare Corporation | Past | Accepting new patients | |
| Regents Univ of Calif Los Angeles | Past | Accepting new patients | |
| Lake Health District | Past | Accepting new patients | |
| Harney District Hospital | Past | Accepting new patients | |
| UCLA Medical Group | Diagnostic Radiology | Past | Accepting new patients |
Locations
2215 W Rosecrans Ave
Ste 22
Compton, CA 90222
Phone (424) 529-6755
1460 NE Medical Center Dr
Ste 170
Bend, OR 97701
1460 NE Medical Center Dr
Bend, OR 97701
Phone (541) 598-3218
1460 NE Medical Center Dr
Ste 180
Bend, OR 97701
Phone (541) 408-7691
1501 NE Medical Center Dr
Bend, OR 97701
Phone (541) 317-4354
700 S J St
Lakeview, OR 97630
Phone (541) 947-2114
Organizations & group practices 15
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
- Los Angeles, CA
- NPI 1881670248
-
dba Martin Lurher King Jr. Community Medical Group
- Multi-Specialty Clinic/Center
- Los Angeles, CA
- NPI 1356899777
-
dba Lake District Hospital
- Critical Access Hospital
- Lakeview, OR
- NPI 1376698522
-
dba Pioneer Memorial Swingbed
- Medicare Defined Swing Bed Hospital Unit
- Heppner, OR
- NPI 1770514481
-
- Radiology Clinic/Center
- Los Angeles, CA
- NPI 1346082294
-
dba Bend Memorial Clinic PC dba Summit Health
- Clinical Medical Laboratory
- Bend, OR
- NPI 1972144913
-
dba Ione Community Clinic
- Rural Health Clinic/Center
- Ione, OR
- NPI 1477945517
-
dba Martin Luther King, Jr. Community Hospital
- General Acute Care Hospital
- Los Angeles, CA
- NPI 1114367497
-
dba Resnick Neuropsychiatric Hospital at UCLA
- Psychiatric Hospital
- Los Angeles, CA
- NPI 1952308363
-
dba Santa Monica UCLAMC and Orthopedic Hospital
- General Acute Care Hospital
- Santa Monica, CA
- NPI 1982849105
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Santa MonicaUCLAMC and Orthopedic Hospital
- General Acute Care Hospital
- Santa Monica, CA
- NPI 1427055839
-
dba UCLA West Valley Medical Center
- General Acute Care Hospital
- West Hills, CA
- NPI 1801653969
-
dba Ronald Reagan UCLA Medical Center
- General Acute Care Hospital
- Los Angeles, CA
- NPI 1902803315
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1489708800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1750809600000",
"number": "1841731254",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5767 W CENTURY BLVD STE 400",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900957437"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "757 WESTWOOD PLZ STE 1638",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900957437",
"telephone_number": "310-267-8758",
"fax_number": "310-267-2059"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PLIMPTON",
"first_name": "STEVEN",
"middle_name": "REED",
"credential": "MD, MS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2017-03-17",
"last_updated": "2025-06-25",
"certification_date": "2025-06-25",
"status": "A"
},
"taxonomies": [
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "CA",
"license": "A158426",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "splimpton@mednet.ucla.edu",
"affiliation": "Y",
"endpointDescription": "UCLA Email",
"affiliationName": "UCLA Health System",
"use": "DIRECT",
"useDescription": "Direct",
"contentType": "CSV",
"contentTypeDescription": "CSV",
"address_1": "757 Westwood Plz Ste 1638",
"city": "Los Angeles",
"state": "CA",
"country_code": "US",
"postal_code": "900957437",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Los Angeles, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 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.