JUSTIN P. QUOCK, M.D.,
NPI 1255647251
Clinic/Center - Primary Care in San Francisco, CA

NPI Status: Active since August 27, 2010

Contact Information

929 CLAY ST
SUITE 201
SAN FRANCISCO, CA
ZIP 94108
Phone: (415) 398-5100
Fax: (415) 837-1408

Get Directions Write a Review

  • Organization
  • Clinic/Center
  • Primary Care

About JUSTIN P. QUOCK, M.D.,

This page provides the complete NPI Profile along with additional information for Justin P. Quock, M.d.,, a primary care provider established in San Francisco, California operating as a Clinic/center, focusing in primary care . The healthcare provider is registered in the NPI registry with number 1255647251 assigned on August 2010. The practitioner's primary taxonomy code is 261QP2300X with license number A55916 (CA). The provider is registered as an organization and their NPI record was last updated 14 years ago. The provider's is doing business as Justin P. Quock, M.d.,. The authorized official of this NPI record is Dr. Justin P Quock M.d. (President)

NPI
1255647251
Provider Legal Name
JUSTIN QUOCK, M.D., INC.
Other Organization Name
JUSTIN P. QUOCK, M.D.,
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
929 CLAY ST SUITE 201 SAN FRANCISCO, CA 94108
Location Phone
(415) 398-5100
Location Fax
(415) 837-1408
Mailing Address
929 CLAY ST SUITE 201 SAN FRANCISCO, CA 94108
Mailing Phone
(415) 398-5100
Mailing Fax
(415) 837-1408
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-27-2010
Last Update Date
09-28-2012
Code Navigator

A primary care provider (PCP) like Justin P. Quock, M.d., 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

Clinic/Center Primary Care

Taxonomy Code
261QP2300X
Type
Ambulatory Health Care Facilities
License No.
A55916
License State
CA

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1261QX0200XAmbulatory Health Care Facilities

Clinic/Center
Oncology

A55916 (CA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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. JUSTIN P QUOCK M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(415) 398-5100

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
G62425MEDICARE UPIN (02)CA 
00A559160MEDICAID (05)CA 
A55916MEDICARE PIN (08)CA 

Reviews for JUSTIN P. QUOCK, M.D.,

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1255647251, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

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
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 6 → 12 → 3 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 1 + 2 + 4 + 1 + 4 + 2 + 1 + 0 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1255647251.

Other Providers at the Same Location


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

Urology
929 CLAY ST, #505
SAN FRANCISCO, CA 94108
Dermatology
929 CLAY ST, SUITE 105
SAN FRANCISCO, CA 94108
Obstetrics & Gynecology
929 CLAY ST, SUITE 305
SAN FRANCISCO, CA 94108
Obstetrics & Gynecology
929 CLAY ST, 305
SAN FRANCISCO, CA 94108
Dentist (General Practice)
929 CLAY ST, SUITE 205
SAN FRANCISCO, CA 94108
Podiatrist
929 CLAY ST, SUITE 407
SAN FRANCISCO, CA 94108
Otolaryngology
929 CLAY ST, SUITE 501
SAN FRANCISCO, CA 94108
Ophthalmology
929 CLAY ST, STE 405
SAN FRANCISCO, CA 94108
Contractor
929 CLAY ST, SUITE 201
SAN FRANCISCO, CA 94108
Optometrist
929 CLAY ST, 203
SAN FRANCISCO, CA 94108
Ophthalmology
929 CLAY ST, SUITE 405
SAN FRANCISCO, CA 94108
Internal Medicine (Cardiovascular Disease)
929 CLAY ST, SUITE 600
SAN FRANCISCO, CA 94108
Internal Medicine (Cardiovascular Disease)
929 CLAY ST, SUITE 303
SAN FRANCISCO, CA 94108
Urology
929 CLAY ST, SUITE 505
SAN FRANCISCO, CA 94108
Clinic/Center (Ophthalmologic Surgery)
929 CLAY ST, SUITE 503
SAN FRANCISCO, CA 94108
Obstetrics & Gynecology
929 CLAY ST, SUITE 305
SAN FRANCISCO, CA 94108
Obstetrics & Gynecology
929 CLAY ST, SUITE 305
SAN FRANCISCO, CA 94108
Nurse Practitioner (Adult Health)
929 CLAY ST, SUITE 303
SAN FRANCISCO, CA 94108
Otolaryngology
929 CLAY ST, SUITE 501
SAN FRANCISCO, CA 94108
Otolaryngology
929 CLAY ST, SUITE 501
SAN FRANCISCO, CA 94108

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255647251, enumerated as an "organization" on August 27, 2010.

The provider is located at 929 CLAY ST SUITE 201 SAN FRANCISCO, CA 94108 and the phone number is (415) 398-5100.

Clinic/Center with taxonomy code 261QP2300X and a focus in Primary Care.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.