COUNTY OF SAN MATEO
NPI 1932934858
Clinic/Center - Prison Health in Redwood City, CA

NPI Status: Active since September 03, 2024

Contact Information

300 BRADFORD ST
REDWOOD CITY, CA
ZIP 94063
Phone: (650) 363-7875

NPI Profile Information
Primary Taxonomy
Secondary Locations
Authorized Official
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Organization
Clinic/Center
Prison Health

About COUNTY OF SAN MATEO

This page provides the complete NPI Profile along with additional information for County Of San Mateo, a provider established in Redwood City, California operating as a Clinic/center, focusing in prison health . The healthcare provider is registered in the NPI registry with number 1932934858 assigned on September 2024. The practitioner's primary taxonomy code is 261QP2400X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Jennifer Papa (Chief Financial Officer)

NPI: 1932934858
Provider Name: COUNTY OF SAN MATEO
Entity Type: Organization
Location Address: 300 BRADFORD ST REDWOOD CITY, CA 94063
Location Phone: (650) 363-7875
Mailing Address: 300 BRADFORD ST REDWOOD CITY, CA 94063
Mailing Phone: (650) 363-7875
Is Sole Proprietor?: No
Is Organization Subpart?: Yes
Enumeration Date: 09-03-2024
Last Update Date: 10-15-2025
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Location Map

Secondary Locations

1300 Maple St
Redwood City, CA 94063
(650) 363-1970
222 Paul Scannell Dr
San Mateo, CA 94402
(650) 312-5332

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: Clinic/Center Prison Health
Taxonomy Code: 261QP2400X
Type: Ambulatory Health Care Facilities

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: JENNIFER PAPA
Authorized Official Title: CHIEF FINANCIAL OFFICER
Authorized Official Phone: (650) 573-2613

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 1932934858, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 18 → 1 + 8

Pos 6

Unchanged

Pos 7

Doubled → 8

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 0

Check

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 3 → 6 9 → 18 → 9 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 6 + 2 + 1 + 8 + 3 + 8 + 8 + 1 + 0 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1932934858.

Other Providers at the Same Location

The following 20 providers are registered at the same or a nearby location.

BETSI G CAREY NP

Nurse Practitioner (Family)

300 BRADFORD ST, 2ND FLOOR MEDICAL
REDWOOD CITY, CA 94063

San Mateo County (650) 599-7341

SUSAN L KOLE PHD

Psychologist (Clinical)