Individual provider Active NPI

Tian Ran Zhu, MD

  • Dermatology Physician
  • Sunnyvale, CA
National Provider Identifier
1285128637
Registry record updated Aug 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatology PhysicianTaxonomy code 207N00000X
License
A205987 Issued in CA
Practice address
603 S Knickerbocker Dr
Sunnyvale, CA 94087-1034
Phone
(408) 736-0441
Fax
(408) 736-0722
NPI assigned
Jun 19, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 11, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology Physician 207N00000X A205987 CA Primary
MOHS-Micrographic Surgery Physician 207ND0101X A205987 CA

Addresses

Primary practice location

603 S Knickerbocker Dr
Sunnyvale, CA 94087-1034

Mailing address

111 E 210TH St
Bronx, NY 10467-2401
Phone (800) 636-6683

Other practice location 1

9460 N Name Uno Ste 210
Gilroy, CA 95020-3532
Phone (408) 847-0888

Other practice location 2

2420 Samaritan Dr
San Jose, CA 95124-3907
Phone (408) 369-5600

Other practice location 3

111 E 210th St
Bronx, NY 10467-2401
Phone (800) 636-6683

Other identifiers 1

IdentifierTypeStateIssuer
D8060163OtherCADRIVER'S LICENSE

Other names 1

  • Dr. Richard Zhu Other name

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
I20260406003140 CA Practitioner - Dermatology 0143553115 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Dermatology
Education
Warren Alpert Medical School of Brown University, 2018
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

136 N San Mateo Dr
San Mateo, CA 94401-2777

4413 Peralta Blvd
Fremont, CA 94536-7900

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Csi Medical Group Dermatology CurrentSince May 1, 2026 Accepting new patients

Locations

2420 Samaritan Dr
San Jose, CA 95124
Phone (408) 369-5600

603 S Knickerbocker Dr
Sunnyvale, CA 94087
Phone (408) 736-0441

Organizations & group practices 1

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1529366400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786406400000",
    "number": "1285128637",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 E 210TH ST",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104672401",
            "telephone_number": "800-636-6683"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "603 S KNICKERBOCKER DR",
            "city": "SUNNYVALE",
            "state": "CA",
            "postal_code": "940871034",
            "telephone_number": "408-736-0441",
            "fax_number": "408-736-0722"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9460 N Name Uno Ste 210",
            "address_purpose": "LOCATION",
            "city": "Gilroy",
            "state": "CA",
            "postal_code": "950203532",
            "country_code": "US",
            "telephone_number": "408-847-0888",
            "fax_number": "408-847-1257",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2420 Samaritan Dr",
            "address_purpose": "LOCATION",
            "city": "San Jose",
            "state": "CA",
            "postal_code": "951243907",
            "country_code": "US",
            "telephone_number": "408-369-5600",
            "fax_number": "408-369-5625",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "111 E 210th St",
            "address_purpose": "LOCATION",
            "city": "Bronx",
            "state": "NY",
            "postal_code": "104672401",
            "country_code": "US",
            "telephone_number": "800-636-6683",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZHU",
        "first_name": "TIAN RAN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-06-19",
        "last_updated": "2026-08-11",
        "certification_date": "2026-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "CA",
            "license": "A205987",
            "primary": true
        },
        {
            "code": "207ND0101X",
            "taxonomy_group": "",
            "desc": "Dermatology, MOHS-Micrographic Surgery",
            "state": "CA",
            "license": "A205987",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "DRIVER'S LICENSE",
            "identifier": "D8060163",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "RICHARD",
            "last_name": "ZHU",
            "prefix": "DR.",
            "credential": "MD",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Sunnyvale, CA

Sources for this page

Verify at the official NPI Registry.