Individual provider Active NPI

Alexander D Kazberouk

  • Geriatric Medicine (Internal Medicine) Physician
  • San Francisco, CA
National Provider Identifier
1831694660
Registry record updated May 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
A165392 Issued in CA
Practice address
840 Irving St
San Francisco, CA 94122-2311
Phone
(888) 663-6331
Fax
(415) 252-7176
NPI assigned
Mar 25, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 15, 2025

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X A165392 CA Primary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X MD61651857 WA
Student in an Organized Health Care Education/Training Program 390200000X
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 75788 AZ
Geriatric Medicine (Internal Medicine) Physician 207RG0300X DR.0074505 CO

Addresses

Primary practice location

840 Irving St
San Francisco, CA 94122-2311

Mailing address

1 Embarcadero Ctr Ste 1900
San Francisco, CA 94111-3723
Phone (415) 658-6791

Other practice location 1

155 Bay State Rd
Boston, MA 02215-1506
Phone (978) 621-7077

Other practice location 2

3202 E Greenway Rd Ste 1401
Phoenix, AZ 85032-4511
Phone (602) 325-5577

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, CO, AZ, WA4 enrollments
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 4

Enrollment IDStateProvider typePAC IDDetails
I20220712003921 CA Practitioner - Internal MedicinePractitioner - Geriatric PsychiatryPractitioner - HospitalistPractitioner - Geriatric Medicine 9436559929 Reassigns benefits to 4 organizations
I20250227003477 CO Practitioner - Internal Medicine 9436559929 Reassigns benefits to 2 organizations
I20250305003636 AZ Practitioner - Internal Medicine 9436559929 Reassigns benefits to 1 organization
I20250306002211 WA Practitioner - Internal Medicine 9436559929 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Geriatric Medicine
Education
Harvard Medical School, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Regents of the University of CaliforniaGroup PAC ID 4284547274, 706 clinicians
One Medical Group IncGroup PAC ID 2567623739, 330 clinicians

Practice addresses (Care Compare)

505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-4029

840 Irving St
San Francisco, CA 94122-2311
Phone (415) 590-6140

Hospital & facility affiliations

  • Health Link Home Health Agency Home health agency, San Francisco, CA, CCN 059016
  • Healthflex Home Health Services Home health agency, Oakland, CA, CCN 059551
  • UCSF Medical Center Hospital, San Francisco, CA, CCN 050454
  • California Pacific Medical Center- Van Ness Campus Hospital, San Francisco, CA, CCN 050047
  • California Pacific Medical Ctr-Davies Campus Hosp Hospital, San Francisco, CA, CCN 050008
  • Marinhealth Medical Center Hospital, Greenbrae, CA, CCN 050360

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as group
Quality
95
Improvement activities
40
Cost
80.65

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A165392CAMDGeriatric Medicine (Internal Medicine) Physician
DR.0074505COMDGeriatric Medicine (Internal Medicine) Physician
MD61651857WAMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Iora Senior Health, LLC Current Accepting new patients
One Medical Group, Inc. CurrentSince Aug 1, 2022 Accepting new patients
Iora Senior Health, LLC CurrentSince Feb 12, 2025 Accepting new patients
Iora Health Colorado, P.C. CurrentSince Feb 12, 2025 Accepting new patients
Iora Senior Health, LLC CurrentSince Feb 12, 2025 Accepting new patients
Iora Senior Health, LLC CurrentSince Feb 12, 2025 Accepting new patients
University of California San Francisco CurrentSince Jun 30, 2022 Accepting new patients
One Medical Group, Inc CurrentSince Aug 1, 2022 Accepting new patients
Iora Senior Health, LLC Current Accepting new patients
University of California San Francisco Current Accepting new patients
Iora Health Washington Physicians, P.C. CurrentSince Feb 12, 2025 Accepting new patients
Iora Senior Health, LLC CurrentSince Feb 12, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 30, 2022 Accepting new patients
Iora Health Washington Physicians, P.C. CurrentSince Feb 12, 2025 Accepting new patients
Iora Health Colorado, P.C. Current Accepting new patients
University of California San Francisco CurrentSince Jun 30, 2022 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 30, 2022 Accepting new patients
Regents of the University of California Geriatric Medicine CurrentSince Jun 30, 2022 Accepting new patients
Iora Senior Health, LLC Current Accepting new patients
Iora Health Colorado, P.C. CurrentSince Feb 12, 2025 Accepting new patients

Locations

3137 W Indian School Rd
Phoenix, AZ 85017
Phone (602) 325-5570

3202 E Greenway Rd
Ste 1401
Phoenix, AZ 85032
Phone (602) 325-5577

1955 Broadway
Ste A
Oakland, CA 94612

400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000

840 Irving St
San Francisco, CA 94122
Phone (415) 590-6140

2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444

1 Embarcadero Ctr
Fl 19
San Francisco, CA 94111
Phone (415) 814-0927

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

110 Sutter St
Fl 6
San Francisco, CA 94104
Phone (415) 392-8200

1 Embarcadero Ctr
Ste 1900
San Francisco, CA 94111

559 Clay St
#200
San Francisco, CA 94111
Phone (415) 830-4744

505 Parnassus Ave
Ste 260C
San Francisco, CA 94143

2950 S Delaware St
Ste 150
San Mateo, CA 94403

1004 Northgate Dr
San Rafael, CA 94903
Phone (415) 590-6150

1299 Oakmead Pkwy
Sunnyvale, CA 94085
Phone (408) 266-3100

8175 Sheridan Blvd
Unit N
Arvada, CO 80003
Phone (303) 557-0855

1080 S Sable Blvd
Unit 18
Aurora, CO 80012
Phone (303) 552-9577

1414 S 324th St
Ste B207
Federal Way, WA 98003
Phone (253) 220-3121

3705 S Meridian
Ste B
Puyallup, WA 98373
Phone (253) 765-5050

64 Rainier Ave S
Ste I
Renton, WA 98057
Phone (425) 224-2144

15214 Aurora Ave N
Shoreline, WA 98133
Phone (206) 518-9021

Interoperability endpoints

  • Direct secure messaging: akazberouk97474@direct-ucsfmedicalcenter.org

Organizations & group practices 20

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 20

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": "1521936000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747267200000",
    "number": "1831694660",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 EMBARCADERO CTR STE 1900",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941113723",
            "telephone_number": "415-658-6791"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "840 IRVING ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941222311",
            "telephone_number": "888-663-6331",
            "fax_number": "415-252-7176"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "155 Bay State Rd",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "022151506",
            "country_code": "US",
            "telephone_number": "978-621-7077",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3202 E Greenway Rd Ste 1401",
            "address_purpose": "LOCATION",
            "city": "Phoenix",
            "state": "AZ",
            "postal_code": "850324511",
            "country_code": "US",
            "telephone_number": "602-325-5577",
            "fax_number": "415-252-7176",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KAZBEROUK",
        "first_name": "ALEXANDER",
        "middle_name": "D",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-03-25",
        "last_updated": "2025-05-15",
        "certification_date": "2025-05-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "CA",
            "license": "A165392",
            "primary": true
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "WA",
            "license": "MD61651857",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "AZ",
            "license": "75788",
            "primary": false
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "CO",
            "license": "DR.0074505",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.