Individual provider Active NPI

Mark Jeffrey Loewen, D.O.

  • Emergency Medicine Physician
  • Bakersfield, CA
National Provider Identifier
1558625830
Registry record updated Dec 22, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
20A13155 Issued in CA
Practice address
10717 Rising Sun Dr
Bakersfield, CA 93312-2924
Phone
(661) 330-1857
NPI assigned
Jul 1, 2012
Last updated
Dec 22, 2015By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Dec 22, 2015

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 20A13155 CA Primary

Addresses

Primary practice location

10717 Rising Sun Dr
Bakersfield, CA 93312-2924

Mailing address

1700 Mount Vernon Ave
Bakersfield, CA 93306-4018
Phone (661) 326-2000

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
I20150622000070 CA Practitioner - Emergency Medicine 5597076307 Reassigns benefits to 10 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Western University of Health Sciences College of Dental Med, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - CaliforniaGroup PAC ID 6103739131, 1,278 clinicians

Practice addresses (Care Compare)

1420 N Tracy Blvd
Tracy, CA 95376-3451
Phone (209) 835-1500

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
20A13155CAMDEmergency Medicine Physician
13155CAMDNurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Cep America - California Emergency Medicine Current Accepting new patients
Priority Urgent Care Emergency Medicine CurrentSince Oct 8, 2016 Accepting new patients
Pleasanton Emergency Medical Group Emergency Medicine CurrentSince Feb 1, 2023 Accepting new patients
Kern County Hospital Authority CurrentSince Aug 1, 2020 Accepting new patients
Kern County Hospital Authority CurrentSince Aug 1, 2020 Accepting new patients
Team Physicians of California Medical Group Inc Emergency Medicine CurrentSince Feb 1, 2023 Accepting new patients
Parhelion Healthcare Inc CurrentSince Jul 24, 2023 Accepting new patients
Trinity Emergency Physicians Emergency Medicine CurrentSince Mar 1, 2025 Accepting new patients
Pinnacle Emergency Physicians of Bakersfield, a Professional Corp Emergency Medicine CurrentSince May 1, 2015 Accepting new patients
Cep America-California Emergency Medicine CurrentSince Apr 1, 2025 Accepting new patients
Pinnacle Emergency Physicians of Bakersfield, a Professional Corp Emergency Medicine CurrentSince May 1, 2015 Accepting new patients
Priority Urgent Care CurrentSince Oct 8, 2016 Accepting new patients
Solano Gateway Medical Group Inc Emergency Medicine CurrentSince Oct 1, 2021 Accepting new patients
Grand Avenue Emergency Physicians Medical Group Inc Emergency Medicine CurrentSince Apr 8, 2018 Accepting new patients

Locations

1700 Mount Vernon Ave
Bakersfield, CA 93306
Phone (616) 326-2000

2215 Truxtun Ave
Bakersfield, CA 93301
Phone (661) 477-9283

420 34th St
Bakersfield, CA 93301
Phone (661) 324-4647

4821 Panama Ln
Ste Ac
Bakersfield, CA 93313
Phone (661) 556-4777

2100 Powell St
Ste 900
Emeryville, CA 94608
Phone (510) 350-2777

500 W Hospital Rd
French Camp, CA 95231
Phone (209) 468-6000

1111 E Stanley Blvd
Livermore, CA 94550
Phone (925) 373-4018

1133 E Stanley Blvd
Livermore, CA 94550
Phone (925) 373-4500

975 S Fairmont Ave
Lodi, CA 95240
Phone (209) 339-7575

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 900-3125

5311 Hopyard Rd
Pleasanton, CA 94588
Phone (925) 202-2478

5555 W Las Positas Blvd
Pleasanton, CA 94588
Phone (925) 416-3418

1100 Butte St
Redding, CA 96001
Phone (530) 227-6361

225 N Jackson Ave
San Jose, CA 95116
Phone (408) 347-4051

525 W Acacia St
Stockton, CA 95203
Phone (209) 944-5410

1420 N Tracy Blvd
Tracy, CA 95376
Phone (209) 832-6018

Organizations & group practices 14

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.

View all 14

Hospital & facility affiliations 1

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": "1341100800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1450742400000",
    "number": "1558625830",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1700 MOUNT VERNON AVE",
            "city": "BAKERSFIELD",
            "state": "CA",
            "postal_code": "933064018",
            "telephone_number": "661-326-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10717 RISING SUN DR",
            "city": "BAKERSFIELD",
            "state": "CA",
            "postal_code": "933122924",
            "telephone_number": "661-330-1857"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOEWEN",
        "first_name": "MARK",
        "middle_name": "JEFFREY",
        "credential": "D.O.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2012-07-01",
        "last_updated": "2015-12-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "20A13155",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bakersfield, CA

Sources for this page

Verify at the official NPI Registry.