LEONARD SIMPSON M.D.
NPI 1962886192
Orthopaedic Surgery in San Francisco, CA
NPI Status: Active since July 17, 2015
Contact Information
470 BEACON ST
SAN FRANCISCO, CA
ZIP 94131
Phone: (415) 641-5845
Fax: (415) 826-4004
- Individual
- Male
- Orthopaedic Surgery
About LEONARD SIMPSON
This page provides the complete NPI Profile along with additional information for Leonard Simpson, a provider established in San Francisco, California with a medical specialization in Orthopaedic Surgery. The healthcare provider is registered in the NPI registry with number 1962886192 assigned on July 2015. The practitioner's primary taxonomy code is 207X00000X with license number G20804 (CA). The provider is registered as an individual and his NPI record was last updated 11 years ago.
- NPI
- 1962886192
- Provider Name
- LEONARD SIMPSON M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 470 BEACON ST SAN FRANCISCO, CA 94131
- Location Phone
- (415) 641-5845
- Location Fax
- (415) 826-4004
- Mailing Address
- 470 BEACON ST SAN FRANCISCO, CA 94131
- Mailing Phone
- (415) 641-5845
- Mailing Fax
- (415) 826-4004
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 07-17-2015
- Last Update Date
- 07-17-2015
- 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
Orthopaedic Surgery
- Taxonomy Code
- 207X00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G20804
- License State
- CA
- Taxonomy Description
- An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
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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 1962886192, 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 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 68 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1962886192, enumerated as an "individual" on July 17, 2015.
The provider is located at 470 BEACON ST SAN FRANCISCO, CA 94131 and the phone number is (415) 641-5845.
Orthopaedic Surgery with taxonomy code 207X00000X.
