JUSTIN FRANCES GAGNON PA
NPI 1306402532
Physician Assistant - Surgical in San Francisco, CA
NPI Status: Active since May 13, 2019
Contact Information
500 PARNASSUS AVE
SAN FRANCISCO, CA
ZIP 94143
Phone: (415) 353-1601
- Individual
- Male
- Physician Assistant
- Surgical
- PECOS Enrolled
About JUSTIN GAGNON
This page provides the complete NPI Profile along with additional information for Justin Gagnon, a provider established in San Francisco, California with a medical specialization in Physician Assistant, focusing in surgical . The healthcare provider is registered in the NPI registry with number 1306402532 assigned on May 2019. The practitioner's primary taxonomy code is 363AS0400X with license number 57451 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1306402532
- Provider Name
- JUSTIN FRANCES GAGNON PA
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 500 PARNASSUS AVE SAN FRANCISCO, CA 94143
- Location Phone
- (415) 353-1601
- Mailing Address
- 300 PASTEUR DR STANFORD, CA 94305
- Mailing Phone
- (650) 723-4000
- Mailing Fax
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-13-2019
- Last Update Date
- 06-10-2025
- Code Navigator
Location Map
Secondary Locations
- 2823 Fresno St
Fresno, CA 93721
(559) 459-3770 - 300 Pasteur Dr
Stanford, CA 94305
(650) 723-4000
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 Surgical
- Taxonomy Code
- 363AS0400X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- 57451
- 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) |
|---|---|---|---|---|
| 1 | 363A00000X | Physician Assistants & Advanced Practice Nursing Providers | Physician Assistant | 57451 (CA) |
Medicare Participation & PECOS Enrollment Status
Justin Gagnon is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Critical care, first 30-74 minutes
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
This service was performed 34 times for 18 patientsReviews for JUSTIN FRANCES GAGNON PA
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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 1306402532, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 58 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
SAN FRANCISCO, CA 94143
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1306402532, enumerated as an "individual" on May 13, 2019.
The provider is located at 500 PARNASSUS AVE SAN FRANCISCO, CA 94143 and the phone number is (415) 353-1601.
Physician Assistant with taxonomy code 363AS0400X and a focus in Surgical.
