Individual provider Active NPI

Maria Alejandra Tobar, MD

  • Emergency Medicine Physician
  • Riverside, CA
National Provider Identifier
1669092383
Registry record updated Dec 20, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
A190162 Issued in CA
Practice address
4445 Magnolia Ave
Riverside, CA 92501-4135
Phone
(951) 788-3536
NPI assigned
Apr 22, 2020
Last updated
Dec 20, 2023By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 20, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X A190162 CA Primary

Addresses

Primary practice location

4445 Magnolia Ave
Riverside, CA 92501-4135

Mailing address

4445 Magnolia Ave
Riverside, CA 92501-4135
Phone (951) 788-3536

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
I20240111003477 CA Practitioner - Emergency Medicine 2769833904 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of California, San Diego School of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - CaliforniaGroup PAC ID 6103739131, shared by 2 NPIs, 1,278 clinicians
Central Valley Emergency MedicineGroup PAC ID 7113412560, 26 clinicians

Practice addresses (Care Compare)

173 E Webster St
Colusa, CA 95932-2949
Phone (209) 287-6308

372 W Cypress Ave
Reedley, CA 93654-2113
Phone (559) 638-8155

465 W Putnam Ave
Porterville, CA 93257-3320
Phone (559) 784-1110

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A190162CAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cep America - California Emergency Medicine Current Accepting new patients
Central Valley Emergency Medicine CurrentSince Nov 19, 2025 Accepting new patients
Cep America - California Emergency Medicine CurrentSince Nov 29, 2023 Accepting new patients
Cep America - California Emergency Medicine Current Accepting new patients
American Specialty Physicians Group Inc Emergency Medicine CurrentSince Jun 7, 2025 Accepting new patients
Cep America-California Emergency Medicine CurrentSince Nov 29, 2023 Accepting new patients
Cep America - California Emergency Medicine CurrentSince Nov 29, 2023 Accepting new patients

Locations

2755 Herndon Ave
Clovis, CA 93611
Phone (559) 323-4000

151 E Webster St
Ste B
Colusa, CA 95932
Phone (209) 287-6308

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

1650 Creekside Dr
Folsom, CA 95630
Phone (916) 983-7400

115 Mall Dr
Hanford, CA 93230
Phone (559) 537-0550

1250 E Almond Ave
Madera, CA 93637
Phone (559) 675-5501

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 350-2663

700 17th St
Ste 205
Modesto, CA 95354
Phone (209) 248-7851

465 W Putnam Ave
Porterville, CA 93257
Phone (559) 784-8886

372 W Cypress Ave
Reedley, CA 93654
Phone (559) 391-3110

4445 Magnolia Ave
Riverside, CA 92501
Phone (800) 498-7156

15031 Rinaldi St
San Fernando, CA 91345
Phone (818) 365-8051

1141 Rose Ave
Selma, CA 93662
Phone (559) 790-2800

5211 W Goshen Ave
Visalia, CA 93291
Phone (559) 242-6860

Interoperability endpoints

  • Direct secure messaging: mtobar70093@valleychildrens-prd.direct-ci.com
  • Direct secure messaging: mtobar766846@hisp.ehr.sutterhealth.org

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 6

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1587513600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1703030400000",
    "number": "1669092383",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4445 MAGNOLIA AVE",
            "city": "RIVERSIDE",
            "state": "CA",
            "postal_code": "925014135",
            "telephone_number": "951-788-3536"
        },
        {
            "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": "951-788-3536"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TOBAR",
        "first_name": "MARIA",
        "middle_name": "ALEJANDRA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-04-22",
        "last_updated": "2023-12-20",
        "certification_date": "2023-12-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A190162",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Riverside, CA

Sources for this page

Verify at the official NPI Registry.