DR. THOMAS JAMES BRYCE MD
NPI 1538191333
Radiology - Diagnostic Radiology in San Francisco, CA
NPI Status: Active since July 06, 2006
Contact Information
1750 MONTGOMERY ST
SAN FRANCISCO, CA
ZIP 94111
Phone: (877) 267-4378
Fax: (650) 249-0353
NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Individual
- Male
- Radiology
- Diagnostic Radiology
About THOMAS BRYCE
This page provides the complete NPI Profile along with additional information for Thomas Bryce, a provider established in San Francisco, California with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1538191333 assigned on July 2006. The practitioner's primary taxonomy code is 2085R0202X with license number 229306 (NY). The provider is registered as an individual and his NPI record was last updated 3 years ago.
- NPI
- 1538191333
- Provider Name
- DR. THOMAS JAMES BRYCE MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1750 MONTGOMERY ST SAN FRANCISCO, CA 94111
- Location Phone
- (877) 267-4378
- Location Fax
- (650) 249-0353
- Mailing Address
- PO BOX 372 MONSEY, NY 10952
- Mailing Phone
- (877) 267-4378
- Mailing Fax
- (650) 249-0353
- Is Sole Proprietor?
- No
- Enumeration Date
- 07-06-2006
- Last Update Date
- 03-07-2023
- Code Navigator
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
Radiology Diagnostic Radiology
- Taxonomy Code
- 2085R0202X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 229306
- License State
- NY
- Taxonomy Description
- A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
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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 1538191333, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).
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 67 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 2 providers are registered at the same or a nearby location.
SAN FRANCISCO, CA 94111
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1538191333, enumerated as an "individual" on July 06, 2006.
The provider is located at 1750 MONTGOMERY ST SAN FRANCISCO, CA 94111 and the phone number is (877) 267-4378.
Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.
