Individual provider Active NPI

Diana Marie Funk, MD

  • Internal Medicine Physician
  • San Francisco, CA
National Provider Identifier
1689250201
Registry record updated Dec 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A193724 Issued in CA
Practice address
505 Parnassus Ave
San Francisco, CA 94143-2204
Phone
(415) 476-1000
NPI assigned
Mar 23, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 12, 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 A193724 CA Primary
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

505 Parnassus Ave
San Francisco, CA 94143-2204

Mailing address

PO Box 743749
Los Angeles, CA 90074-3749
Phone (628) 206-8000

Other practice location 1

1001 Potrero Ave Bldg 10 Ward 13
San Francisco, CA 94110-3518
Phone (628) 206-8000

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
I20250710001257 CA Practitioner - Internal Medicine 5698289627 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Geisel School of Medicine at Dartmouth, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of California SFGH Medical GroupGroup PAC ID 5496668410, 566 clinicians

Practice addresses (Care Compare)

1001 Potrero Ave
San Francisco, CA 94110-3518
Phone (628) 206-4774

Hospital & facility affiliations

  • Zuckerberg San Francisco General Hosp & Trauma Ctr Hospital, San Francisco, CA, CCN 050228

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A193724CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of California SFGH Medical Group Internal Medicine CurrentSince Jun 14, 2025 Accepting new patients
City & County of San Francisco Current Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
City and County of San Francisco CurrentSince Jun 23, 2025 Accepting new patients
City & County of San Francisco CurrentSince Jun 23, 2025 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 14, 2025 Accepting new patients

Locations

375 Laguna Honda Blvd
#B200
San Francisco, CA 94116
Phone (415) 759-3348

1001 Potrero Ave
Bldg 10
San Francisco, CA 94110
Phone (415) 206-5164

1001 Potrero Ave
San Francisco, CA 94110
Phone (415) 206-2305

1001 Potrero Ave
Rm 5H22
San Francisco, CA 94110
Phone (628) 206-4774

Organizations & group practices 6

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 2

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": "1616457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765497600000",
    "number": "1689250201",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 743749",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900743749",
            "telephone_number": "628-206-8000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "505 PARNASSUS AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432204",
            "telephone_number": "415-476-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1001 Potrero Ave Bldg 10 Ward 13",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941103518",
            "country_code": "US",
            "telephone_number": "628-206-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FUNK",
        "first_name": "DIANA",
        "middle_name": "MARIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-03-23",
        "last_updated": "2025-12-12",
        "certification_date": "2025-12-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A193724",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.