UCSF
NPI 1265579916
Chronic Disease Hospital in San Francisco, CA

NPI Status: Active since January 31, 2007

Contact Information

UCSF-COMPREHENSIVE CANCER CENTER
1600 DIVISADERO STREET 2ND FLOOR BOX 1710
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 353-7070
Fax: (415) 353-7021

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  • Organization
  • Chronic Disease Hospital
  • CLIA Number: 05D0990682
  • CLIA Cert. Type: Hospital
  • CLIA Exp. Date: 06-03-2027

About UCSF

This page provides the complete NPI Profile along with additional information for Ucsf, a provider established in San Francisco, California operating as a Chronic Disease Hospital. The healthcare provider is registered in the NPI registry with number 1265579916 assigned on January 2007. The practitioner's primary taxonomy code is 281P00000X with license number G063196 (CA). The provider is registered as an organization and their NPI record was last updated 6 years ago. The authorized official of this NPI record is Prof. Margaret Tempero Md (Professor And Chief, Divison Of Med)

NPI
1265579916
Provider Name
UCSF
Entity Type
Organization
Location Address
UCSF-COMPREHENSIVE CANCER CENTER 1600 DIVISADERO STREET 2ND FLOOR BOX 1710 SAN FRANCISCO, CA 94115
Location Phone
(415) 353-7070
Location Fax
(415) 353-7021
Mailing Address
1600 DIVISADERO ST 2ND FLOOR BOX 1710 SAN FRANCISCO, CA 94115
Mailing Phone
(415) 502-3844
Mailing Fax
(415) 353-7021
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-31-2007
Last Update Date
08-22-2020
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Chronic Disease Hospital

Taxonomy Code
281P00000X
Type
Hospitals
License No.
G063196
License State
CA
Taxonomy Description
(1) A hospital including a physical plant and personnel that provides multidisciplinary diagnosis and treatment for diseases that have one or more of the following characteristics: is permanent; leaves residual disability; is caused by nonreversible pathological alteration; requires special training of the patient for rehabilitation; and/or may be expected to require a long period of supervision or care. In addition, patients require the safety, security, and shelter of these specialized inpatient or partial hospitalization settings. (2) A hospital that provides medical and skilled nursing services to patients with long-term illnesses who are not in an acute phase but who require an intensity of services not available in nursing homes.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

PROF. MARGARET TEMPERO MD

Authorized Official Title
PROFESSOR AND CHIEF, DIVISON OF MED
Authorized Official Phone
(415) 885-3846

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D0990682
Facility Type
Hospital
Certificate Effective Date
June 04, 2025
Certificate Expiration Date
June 03, 2027
Laboratory Director
ANNE M. DEUCHER MD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Ucsf to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1265579916, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
1
Doubled → 2
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 5 → 10 → 1 9 → 18 → 9 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 1 + 2 + 5 + 1 + 0 + 7 + 1 + 8 + 9 + 2 + 24 = 64

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1265579916.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265579916, enumerated as an "organization" on January 31, 2007.

The provider is located at UCSF-COMPREHENSIVE CANCER CENTER 1600 DIVISADERO STREET 2ND FLOOR BOX 1710 SAN FRANCISCO, CA 94115 and the phone number is (415) 353-7070.

Chronic Disease Hospital with taxonomy code 281P00000X.