Individual provider Active NPI

Hemi Thaker, MD

  • Surgical Oncology Physician
  • San Francisco, CA
National Provider Identifier
1316575632
Registry record updated Aug 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical Oncology PhysicianTaxonomy code 2086X0206X
License
A201024 Issued in CA
Practice address
1825 4TH St FL 3
San Francisco, CA 94143-2350
Phone
(415) 353-7070
NPI assigned
Mar 31, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 8, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X A201024 CA
Surgical Oncology Physician 2086X0206X A201024 CA Primary

Addresses

Primary practice location

1825 4TH St FL 3
San Francisco, CA 94143-2350

Mailing address

339 Long Meadow Way
Arnold, MD 21012-3004
Phone (410) 693-2406

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
I20250630003066 CA Practitioner - General Surgery 6901220672 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
University of Maryland School of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
UCSF Dept of SurgeryGroup PAC ID 7719886373, 211 clinicians

Practice addresses (Care Compare)

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

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Mastectomy1-10
Melanoma (skin cancer) excision1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A201024CAMDSurgical Oncology Physician
201024CAMDNurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
University of California San Francisco Current Accepting new patients
UCSF Dept of Surgery Surgery CurrentSince Jun 17, 2025 Accepting new patients
University of California San Francisco Surgery CurrentSince Jun 17, 2025 Accepting new patients
University of California San Francisco CurrentSince Jun 17, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 17, 2025 Accepting new patients
UCSF Medical Group Business Services Surgery CurrentSince Jun 17, 2025 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

1825 4th St
Fl 3
San Francisco, CA 94143
Phone (415) 353-2566

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

1825 4th St
Fl PCMB3
San Francisco, CA 94143

1825 4th St
Fl Pcmb
San Francisco, CA 94143

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

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

Interoperability endpoints

  • Direct secure messaging: hthaker437473@direct-ucsfmedicalcenter.org

Organizations & group practices 8

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 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": "1585612800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754611200000",
    "number": "1316575632",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "339 LONG MEADOW WAY",
            "city": "ARNOLD",
            "state": "MD",
            "postal_code": "210123004",
            "telephone_number": "410-693-2406"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1825 4TH ST FL 3",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432350",
            "telephone_number": "415-353-7070"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THAKER",
        "first_name": "HEMI",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-03-31",
        "last_updated": "2025-08-08",
        "certification_date": "2025-08-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A201024",
            "primary": false
        },
        {
            "code": "2086X0206X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Oncology",
            "state": "CA",
            "license": "A201024",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.