Active NPI
Tian Ran Zhu, MD
- Dermatology Physician
- Sunnyvale, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dermatology Physician
- License
- A205987
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| D8060163 | Other | CA | DRIVER'S LICENSE |
Other names 1
- Dr. Richard Zhu
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
Enrollment records 1
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
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Csi Medical Group | Dermatology | Current | 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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.