Individual provider Active NPI

Ramzi Emanuel Dudum, MD, MPH

  • Cardiovascular Disease Physician
  • San Francisco, CA
National Provider Identifier
1639601909
Registry record updated Dec 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
A169951 Issued in CA
Practice address
535 Mission Bay Blvd S
San Francisco, CA 94143-2156
Phone
(415) 353-2873
NPI assigned
Mar 28, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 9, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A169951 CA
Cardiovascular Disease Physician 207RC0000X A169951 CA Primary

Addresses

Primary practice location

535 Mission Bay Blvd S
San Francisco, CA 94143-2156

Mailing address

535 Mission Bay Blvd S
San Francisco, CA 94143-2156
Phone (415) 353-2873

Other practice location 1

505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-1000

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
I20230807003045 CA Practitioner - Cardiovascular Disease (Cardiology)Practitioner - Internal Medicine 5294011219 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)Also: Internal Medicine
Education
George Washington University School of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
University of California San FranciscoGroup PAC ID 4486567229, 1,780 clinicians
Regents of the University of CaliforniaGroup PAC ID 4284547274, 706 clinicians
UCSF Medical Group Business ServicesGroup PAC ID 3779497870, 1,533 clinicians

Practice addresses (Care Compare)

1600 Divisadero St
McB302
San Francisco, CA 94115-3010
Phone (415) 476-1000

1701 Divisadero St
San Francisco, CA 94115-3011
Phone (415) 476-4029

225 California Dr
Burlingame, CA 94010-4145
Phone (650) 341-9131

2330 Post St
San Francisco, CA 94115-3465
Phone (415) 476-4029

3100 San Pablo Ave
Berkeley, CA 94702-2498
Phone (510) 985-5020

400 Parnassus Ave
San Francisco, CA 94143-2202

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

Hospital & facility affiliations

  • UCSF Medical Center Hospital, San Francisco, CA, CCN 050454
  • UCSF Health St. Mary'S Hospital Hospital, San Francisco, CA, CCN 050457
  • Mercy Medical Center Redding Hospital, Redding, CA, CCN 050280

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A169951CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of California San Francisco CurrentSince Jun 26, 2024 Accepting new patients
UCSF Medical Group Business Services Internal Medicine CurrentSince Jun 26, 2024 Accepting new patients
University of California San Francisco CurrentSince Jun 26, 2024 Accepting new patients
Regents of the University of California Internal Medicine CurrentSince Jun 26, 2024 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 26, 2024 Accepting new patients
Regents of the University of California Past Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients

Locations

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

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

2001 The Embarcadero
Ofc Of
San Francisco, CA 94143
Phone (628) 224-5503

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

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

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Interoperability endpoints

  • Direct secure messaging: rdudum57615@direct-ucsfmedicalcenter.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 and National Provider Directory roles.

Hospital & facility affiliations 3

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": "1490659200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765238400000",
    "number": "1639601909",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "535 MISSION BAY BLVD S",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432156",
            "telephone_number": "415-353-2873"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "535 MISSION BAY BLVD S",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432156",
            "telephone_number": "415-353-2873"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "505 Parnassus Ave",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941432204",
            "country_code": "US",
            "telephone_number": "415-476-1000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DUDUM",
        "first_name": "RAMZI",
        "middle_name": "EMANUEL",
        "credential": "MD, MPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-03-28",
        "last_updated": "2025-12-09",
        "certification_date": "2025-12-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A169951",
            "primary": false
        },
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "CA",
            "license": "A169951",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.