MR. BRIAN J WALSH PAC
NPI 1275681785
Physician Assistant in San Francisco, CA

NPI Status: Active since January 08, 2007

Contact Information

2351 CLAY ST
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 600-6000
Fax: (415) 600-1298

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  • Individual
  • Male
  • Physician Assistant

About BRIAN WALSH

This page provides the complete NPI Profile along with additional information for Brian Walsh, a primary care provider established in San Francisco, California with a medical specialization in Physician Assistant. The healthcare provider is registered in the NPI registry with number 1275681785 assigned on January 2007. The practitioner's primary taxonomy code is 363A00000X with license number PA 11923 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1275681785
Provider Name
MR. BRIAN J WALSH PAC
Gender
Male
Entity Type
Individual
Location Address
2351 CLAY ST SAN FRANCISCO, CA 94115
Location Phone
(415) 600-6000
Location Fax
(415) 600-1298
Mailing Address
170 TAMAL VISTA DR SAN RAFAEL, CA 94901
Mailing Phone
(415) 457-0598
Is Sole Proprietor?
No
Enumeration Date
01-08-2007
Last Update Date
07-08-2007
Code Navigator

A primary care provider (PCP) like Brian Walsh sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

Location Map

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

Physician Assistant

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
PA 11923
License State
CA
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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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 1275681785, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
8
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
5
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 7 → 14 → 5 6 → 12 → 3 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 1 + 2 + 8 + 2 + 7 + 1 + 6 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1275681785.

Other Providers at the Same Location


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

Orthopaedic Surgery
2351 CLAY ST, STE 510
SAN FRANCISCO, CA 94115
Physician Assistant (Medical)
2351 CLAY ST, 307A
SAN FRANCISCO, CA 94115
Internal Medicine (Pulmonary Disease)
2351 CLAY ST, STE. 501
SAN FRANCISCO, CA 94115
Internal Medicine (Pulmonary Disease)
2351 CLAY ST, 501
SAN FRANCISCO, CA 94115
Internal Medicine (Cardiovascular Disease)
2351 CLAY ST, SUITE 513F
SAN FRANCISCO, CA 94115
Internal Medicine (Critical Care Medicine)
2351 CLAY ST, SUITE 501
SAN FRANCISCO, CA 94115
Internal Medicine (Pulmonary Disease)
2351 CLAY ST, SUITE 501
SAN FRANCISCO, CA 94115
Physician Assistant (Surgical)
2351 CLAY ST
SAN FRANCISCO, CA 94115
Genetic Counselor, MS
2351 CLAY ST, SUITE 513C
SAN FRANCISCO, CA 94115
Orthopaedic Surgery
2351 CLAY ST, 510
SAN FRANCISCO, CA 94115
Genetic Counselor, MS
2351 CLAY ST, SUITE 513C
SAN FRANCISCO, CA 94115
Hospitalist
2351 CLAY ST, SUITE 360
SAN FRANCISCO, CA 94115
Internal Medicine
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
Student in an Organized Health Care Education/Training Program
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
Social Worker (Clinical)
2351 CLAY ST, 1ST FLOOR
SAN FRANCISCO, CA 94115
Internal Medicine (Critical Care Medicine)
2351 CLAY ST, # 501
SAN FRANCISCO, CA 94115
Student in an Organized Health Care Education/Training Program
2351 CLAY ST, SUITE 380
SAN FRANCISCO, CA 94115
Student in an Organized Health Care Education/Training Program
2351 CLAY ST, #S-380
SAN FRANCISCO, CA 94115
Hospitalist
2351 CLAY ST, SUITE 308
SAN FRANCISCO, CA 94115
Orthopaedic Surgery
2351 CLAY ST, SUITE 510
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275681785, enumerated as an "individual" on January 08, 2007.

The provider is located at 2351 CLAY ST SAN FRANCISCO, CA 94115 and the phone number is (415) 600-6000.

Physician Assistant with taxonomy code 363A00000X.