Active NPI
Christine S Tsang, N.P.
- Nurse Practitioner
- Orinda, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 14706
- Practice address
- 12 Camino Encinas
Orinda, CA 94563-3304 - Phone
- (510) 204-8171
- NPI assigned
- Jun 6, 2007
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 14706 | CA | Primary |
Addresses
Primary practice location
12 Camino Encinas
Orinda, CA 94563-3304
Mailing address
12 Camino Encinas
Orinda, CA 94563-3304
Phone (510) 204-8171
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: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- University of California, San Francisco School of Medicine, 2003
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
20101 Lake Chabot Rd
Castro Valley, CA 94546-5305
Phone (510) 886-3400
20103 Lake Chabot Rd
Castro Valley, CA 94546-5305
Phone (510) 727-3256
3100 Telegraph Ave
Oakland, CA 94609-3239
Phone (510) 204-8290
3200 Kearney St
Fremont, CA 94538-2299
Phone (510) 490-1222
795 El Camino Real
Palo Alto, CA 94301-2302
Phone (415) 600-1020
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Sutter Bay Medical Foundation | Current | Accepting new patients | |
| Sutter Bay Medical Foundation | Current | Accepting new patients | |
| Sutter Bay Medical Foundation | Current | Accepting new patients |
Locations
2500 Milvia St
Berkeley, CA 94704
Phone (510) 204-5514
20101 Lake Chabot Rd
Fl 3
Castro Valley, CA 94546
Phone (510) 886-3400
3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800
3687 Mt Diablo Blvd
Ste 200
Lafayette, CA 94549
Phone (510) 204-6660
12 Camino Encinas
Orinda, CA 94563
Phone (510) 204-8180
795 El Camino Real
#1112
Palo Alto, CA 94301
222 W 39th Ave
San Mateo, CA 94403
Phone (415) 573-2222
Interoperability endpoints
- ctsangnp138280@hisp.ehr.sutterhealth.org
Organizations & group practices 3
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.
-
dba Palo Alto Medial Foundation
- Multi-Specialty Clinic/Center
- Palo Alto, CA
- NPI 1013950807
-
dba Sutter East Bay Medical Foundation
- Multi-Specialty Clinic/Center
- Orinda, CA
- NPI 1366898538
-
dba Palo Alto Medical Foundation
- Clinical Medical Laboratory
- Santa Clara, CA
- NPI 1669287033
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Eden Medical Center
- General Acute Care Hospital
- Castro Valley, CA
- NPI 1063812907
-
dba Alta Bates Summit Medical Center - Summit Campus
- General Acute Care Hospital
- Oakland, CA
- NPI 1295181477
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1181088000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770854400000",
"number": "1235332370",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "12 CAMINO ENCINAS",
"city": "ORINDA",
"state": "CA",
"postal_code": "945633304",
"telephone_number": "510-204-8171"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "12 CAMINO ENCINAS",
"city": "ORINDA",
"state": "CA",
"postal_code": "945633304",
"telephone_number": "510-204-8171"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TSANG",
"first_name": "CHRISTINE",
"middle_name": "S",
"credential": "N.P.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-06-06",
"last_updated": "2026-02-12",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "CA",
"license": "14706",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Orinda, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 12, 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.