Individual provider Active NPI

Ronald J Otto, MD

  • Diagnostic Radiology Physician
  • Riverside, CA
National Provider Identifier
1710988647
Registry record updated Jun 16, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
G51511 Issued in CA
Practice address
4445 Magnolia Ave
Riverside, CA 92501-4135
Phone
(951) 788-3400
Fax
(951) 788-3194
NPI assigned
Aug 2, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 16, 2008

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X G51511 CA Primary

Addresses

Primary practice location

4445 Magnolia Ave
Riverside, CA 92501-4135

Mailing address

PO Box 15648
Sacramento, CA 95852-0648
Phone (951) 781-2270

Other identifiers 2

IdentifierTypeStateIssuer
00G515110MedicaidCA
009515110MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20070313000296 CA Practitioner - Diagnostic Radiology 7517060536 Reassigns benefits to 17 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 1982
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Desert Advanced Imaging Medical CenterGroup PAC ID 6406749613, 209 clinicians
Modesto Advanced Diagnostic Imaging Medical CenterGroup PAC ID 1850336736, 62 clinicians
Norcal ImagingGroup PAC ID 7911099346, 79 clinicians
Kern Radiology Medical Group IncGroup PAC ID 7214826460, 94 clinicians
Fresno Imaging CenterGroup PAC ID 2466553128, 127 clinicians
Beverly Radiology Medical Group IIIGroup PAC ID 3476466376, 327 clinicians

Practice addresses (Care Compare)

1080 N Indian Canyon Dr
Suite 104
Palm Springs, CA 92262-4870
Phone (760) 322-3036

1239 McHenry Ave
Suite a
Modesto, CA 95350-5330
Phone (209) 491-5200

157 E Coolidge Ave
Modesto, CA 95350-4504
Phone (209) 524-6800

2201 Walnut Ave
Suite 150
Fremont, CA 94538-2355
Phone (510) 713-1234

2301 Bahamas Dr
Bakersfield, CA 93309-0663
Phone (661) 326-9600

25800 Bob Hope Dr
Suite 255
Ranco Mirage, CA 92270-1739
Phone (760) 346-6239

2601 E Tahquitz Canyon Way
Palm Springs, CA 92262-7015
Phone (760) 318-2980

275 N Cielo Rd
Palm Springs, CA 92262-6972

275 N El Cielo Rd
Palm Springs, CA 92262-6972
Phone (760) 318-1934

41 120 Washington JFK
2ND FL
Indio, CA 92201
Phone (760) 360-3193

57840 29 Palms Hwy
Yucca Valley, CA 92284-3047
Phone (760) 228-1047

6191 N Thesta St
Fresno, CA 93710-5266
Phone (559) 447-2600

72115 Hwy 111
Rancho Mirage, CA 92270-4962
Phone (760) 837-1420

72855 Fred Waring Dr
Palm Desert, CA 92260-9368
Phone (760) 837-1420

74000 Cnty Club Dr
Palm Desert, CA 92260-1685
Phone (760) 674-8800

79440 Corporate Ctr Dr
Suite 118
La Quinta, CA 92253-7244
Phone (760) 777-4646

801 S Main St
Corona, CA 92882-3410

81 880 Dr Carreo Blvd
A 102
Indio, CA 92201
Phone (760) 863-3857

81800 Dr Carreon Blvd
Suite C
Indio, CA 92201-5595
Phone (760) 318-2988

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Modesto Advanced Diagnostic Imaging Medical Center Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Stockton Diagnostic Imaging Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Kern Radiology Medical Group, Inc Diagnostic Radiology CurrentSince Jul 6, 2022 Accepting new patients
San Fernando Valley Interventional Radiology and Imaging Center CurrentSince Dec 1, 2018 Accepting new patients
Beverly Radiology Medical Group III Diagnostic Radiology CurrentSince Sep 1, 2007 Accepting new patients
Beverly Radiology Medical Group III Diagnostic Radiology CurrentSince Oct 4, 2025 Accepting new patients
Desert Advanced Imaging Medical Center Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Pronet Imaging Medical Group, Inc. Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Radnet Medical Imaging-San Francisco Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Kern Radiology Medical Group, Inc Diagnostic Radiology Current Accepting new patients
Fresno Imaging Center Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Santa Rosa Imaging Medical Center Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Diagnostic Radiological Imaging Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Norcal Imaging Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Norcal Imaging Diagnostic Radiology CurrentSince Dec 1, 2018 Accepting new patients
Valley Radiology Medical Associates, Inc. CurrentSince Feb 14, 2025 Accepting new patients
St. Mary Medical Center Past Accepting new patients
Providence Medical Foundation Family Medicine Past Accepting new patients
Providence Health & Services - Washington Past Accepting new patients
Computerized Diagnostic Imaging Center Past Accepting new patients

Locations (25 of 26)

4915 E Baseline Rd
Ste 116
Gilbert, AZ 85234
Phone (480) 354-9200

2501 E Southern Ave
Ste 811
Tempe, AZ 85282
Phone (480) 820-2021

18523 Corwin Rd
Ste J
Apple Valley, CA 92307
Phone (760) 242-4444

2301 Bahamas Dr
Bakersfield, CA 93309

9330 Stockdale Hwy
Ste 100
Bakersfield, CA 93311
Phone (661) 325-6800

1817 Truxtun Ave
Bakersfield, CA 93301
Phone (661) 325-6800

3838 San Dimas St
Ste A120
Bakersfield, CA 93301
Phone (661) 328-9600

4500 Morning Dr
Ste 202
Bakersfield, CA 93306
Phone (661) 326-6900

801 S Main St
Ste 101
Corona, CA 92882
Phone (951) 682-1099

801 S Main St
Ste 205
Corona, CA 92882
Phone (951) 351-1025

16311 Ventura Blvd
Ste 120
Encino, CA 91436
Phone (818) 817-7707

2201 Walnut Ave
Ste 150
Fremont, CA 94538
Phone (510) 713-1234

6191 N Thesta St
Fresno, CA 93710
Phone (559) 435-7200

1516 Cotner Ave
Los Angeles, CA 90025
Phone (310) 445-2843

340 Dardanelli Ln
Ste 11A
Los Gatos, CA 95032
Phone (408) 248-6912

815 Pollard Rd
Los Gatos, CA 95032
Phone (408) 378-6131

27168 Newport Rd
Ste B
Menifee, CA 92584
Phone (951) 566-5725

157 E Coolidge Ave
Modesto, CA 95350
Phone (209) 524-6800

72855 Fred Waring Dr
Palm Desert, CA 92260
Phone (760) 837-1420

2601 E Tahquitz Canyon Way
Palm Springs, CA 92262
Phone (760) 318-2980

3900 Sherman Dr
Ste 100
Riverside, CA 92503
Phone (951) 682-1099

79 Scripps Dr
Ste 100
Sacramento, CA 95825
Phone (916) 921-1200

3440 California St
San Francisco, CA 94118
Phone (415) 922-6767

3536 Mendocino Ave
Ste 280
Santa Rosa, CA 95403
Phone (707) 579-8226

1801 E March Ln
Ste A130
Stockton, CA 95210
Phone (209) 475-9871

Organizations & group practices 23

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.

View all 23

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1122940800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1213574400000",
    "number": "1710988647",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 15648",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958520648",
            "telephone_number": "951-781-2270",
            "fax_number": "951-781-2293"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4445 MAGNOLIA AVE",
            "city": "RIVERSIDE",
            "state": "CA",
            "postal_code": "925014135",
            "telephone_number": "951-788-3400",
            "fax_number": "951-788-3194"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OTTO",
        "first_name": "RONALD",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-02",
        "last_updated": "2008-06-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "CA",
            "license": "G51511",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G515110",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "009515110",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Riverside, CA

Sources for this page

Verify at the official NPI Registry.