UCSF
NPI 1124468699
General Acute Care Hospital in San Francisco, CA

NPI Status: Active since June 28, 2013

Contact Information

1825 4TH ST
SIXTH FLOOR, RECEPTION B
SAN FRANCISCO, CA
ZIP 94158
Phone: (415) 353-8530
Fax: (415) 353-8800

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  • Organization
  • General Acute Care Hospital
  • CLIA Number: 05D2086532
  • CLIA Cert. Type: Hospital
  • CLIA Exp. Date: 09-13-2027

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 General Acute Care Hospital. The healthcare provider is registered in the NPI registry with number 1124468699 assigned on June 2013. The practitioner's primary taxonomy code is 282N00000X with license number 20038 (CA). The provider is registered as an organization and their NPI record was last updated 11 years ago. The provider's other name is Ucsf. The authorized official of this NPI record is Dr. Atsuko Baba M.d. (Attending Anesthesiologist)

NPI
1124468699
Provider Legal Name
UNIVERSITY OF CALIFORNIA AT SAN FRANCISCO
Other Organization Name
UCSF
Other Name Type
Other Name (5)
Entity Type
Organization
Location Address
1825 4TH ST SIXTH FLOOR, RECEPTION B SAN FRANCISCO, CA 94158
Location Phone
(415) 353-8530
Location Fax
(415) 353-8800
Mailing Address
1825 4TH ST SIXTH FLOOR, RECEPTION B SAN FRANCISCO, CA 94158
Mailing Phone
(415) 353-8530
Mailing Fax
(415) 353-8800
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-28-2013
Last Update Date
12-08-2015
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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

General Acute Care Hospital

Taxonomy Code
282N00000X
Type
Hospitals
License No.
20038
License State
CA
Taxonomy Description
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.

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

DR. ATSUKO BABA M.D.

Authorized Official Title
ATTENDING ANESTHESIOLOGIST
Authorized Official Phone
(415) 476-0836

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
05D2086532
Facility Type
Hospital
Certificate Effective Date
September 14, 2025
Certificate Expiration Date
September 13, 2027
Laboratory Director
ANNE M. DEUCHER, MD
Certificate Type
Certificate of Accreditation
Certificate Type Description
This is a CLIA certificate is issued to Ucsf on the basis of the laboratory's accreditation by an accreditation organization approved by CMS. This type of certificate is issued to a laboratories tha perform nonwaived (moderate and/or high complexity) testing.

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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 1124468699, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
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 2 → 4 4 → 8 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 8 + 6 + 1 + 6 + 6 + 1 + 8 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1124468699.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Nurse Practitioner (Pediatrics)
1825 4TH ST, 6TH FLOOR
SAN FRANCISCO, CA 94158
Psychologist (Clinical)
1825 4TH ST, BOX 1948
SAN FRANCISCO, CA 94158
Radiology (Radiation Oncology)
1825 4TH ST, M2260
SAN FRANCISCO, CA 94158
Genetic Counselor, MS
1825 4TH ST
SAN FRANCISCO, CA 94158
Pediatrics
1825 4TH ST
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1825 4TH ST, RM M5228
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1825 4TH ST, SIXTH FLOOR, RECEPTION B
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1825 4TH ST, 6TH FLOOR, ROOM M6303
SAN FRANCISCO, CA 94158
Orthopaedic Surgery
1825 4TH ST
SAN FRANCISCO, CA 94158
Registered Nurse (Plastic Surgery)
1825 4TH ST
SAN FRANCISCO, CA 94158
Nurse Practitioner (Family)
1825 4TH ST, GATEWAY MEDICAL BUILDING
SAN FRANCISCO, CA 94158

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124468699, enumerated as an "organization" on June 28, 2013.

The provider is located at 1825 4TH ST SIXTH FLOOR, RECEPTION B SAN FRANCISCO, CA 94158 and the phone number is (415) 353-8530.

General Acute Care Hospital with taxonomy code 282N00000X.