PHYSICIAN ACCESS
NPI 1356561658
Clinic/Center - Occupational Medicine in San Francisco, CA

NPI Status: Active since April 27, 2007

Contact Information

49 DRUMM ST
SAN FRANCISCO, CA
ZIP 94111
Phone: (415) 713-5862
Fax: (415) 982-2810

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  • Organization
  • Clinic/Center
  • Occupational Medicine

About PHYSICIAN ACCESS

This page provides the complete NPI Profile along with additional information for Physician Access, a provider established in San Francisco, California operating as a Clinic/center, focusing in occupational medicine . The healthcare provider is registered in the NPI registry with number 1356561658 assigned on April 2007. The practitioner's primary taxonomy code is 261QX0100X. The provider is registered as an organization and their NPI record was last updated 13 years ago. The authorized official of this NPI record is Smith A Ketchum Md (Medical Director)

NPI
1356561658
Provider Name
PHYSICIAN ACCESS
Entity Type
Organization
Location Address
49 DRUMM ST SAN FRANCISCO, CA 94111
Location Phone
(415) 713-5862
Location Fax
(415) 982-2810
Mailing Address
49 DRUMM ST SAN FRANCISCO, CA 94111
Mailing Phone
(415) 713-5862
Mailing Fax
(415) 982-2810
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-27-2007
Last Update Date
03-22-2013
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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

Clinic/Center Occupational Medicine

Taxonomy Code
261QX0100X
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

SMITH A KETCHUM MD

Authorized Official Title
MEDICAL DIRECTOR
Authorized Official Phone
(415) 713-5862

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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 1356561658, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
1
Doubled → 2
Pos 2
3
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
6
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
6
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 5 → 10 → 1 5 → 10 → 1 1 → 2 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 1 + 0 + 6 + 2 + 6 + 1 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1356561658.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

General Practice
49 DRUMM ST
SAN FRANCISCO, CA 94111
Preferred Provider Organization
49 DRUMM ST
SAN FRANCISCO, CA 94111
Legal Medicine
49 DRUMM ST
SAN FRANCISCO, CA 94111

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356561658, enumerated as an "organization" on April 27, 2007.

The provider is located at 49 DRUMM ST SAN FRANCISCO, CA 94111 and the phone number is (415) 713-5862.

Clinic/Center with taxonomy code 261QX0100X and a focus in Occupational Medicine.