WILLIAM A. TOWNSEND PICO PSC
NPI 1689977431
Clinic/Center - Ophthalmologic Surgery in San Juan, PR
NPI Status: Active since December 17, 2010
Contact Information
AVE. PONCE DE LEON #735
TORRE AUXILIO MUTUO SUITE 502
SAN JUAN, PR
ZIP 00917
Phone: (787) 296-0870
Fax: (787) 771-9789
- Organization
- Clinic/Center
- Ophthalmologic Surgery
About WILLIAM A. TOWNSEND PICO PSC
This page provides the complete NPI Profile along with additional information for William A. Townsend Pico Psc, a provider established in San Juan, Puerto Rico operating as a Clinic/center, focusing in ophthalmologic surgery . The healthcare provider is registered in the NPI registry with number 1689977431 assigned on December 2010. The practitioner's primary taxonomy code is 261QS0132X with license number 12240 (IL). The provider is registered as an organization and their NPI record was last updated 16 years ago. The authorized official of this NPI record is Dr. William A. Townsend M.d. (President)
- NPI
- 1689977431
- Provider Name
- WILLIAM A. TOWNSEND PICO PSC
- Entity Type
- Organization
- Location Address
- AVE. PONCE DE LEON #735 TORRE AUXILIO MUTUO SUITE 502 SAN JUAN, PR 00917
- Location Phone
- (787) 296-0870
- Location Fax
- (787) 771-9789
- Mailing Address
- PMB 441 1353 RD 19 GUAYNABO, PR 00966
- Mailing Phone
- (787) 296-0870
- Mailing Fax
- (787) 771-9789
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 12-17-2010
- Last Update Date
- 12-17-2010
- 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
Clinic/Center Ophthalmologic Surgery
- Taxonomy Code
- 261QS0132X
- Type
- Ambulatory Health Care Facilities
- License No.
- 12240
- License State
- IL
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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 1689977431, 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 79. The final step is to find the difference between that total and the next multiple of ten (80 - 79 = 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.
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 79 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
HATO REY, PR 00917
SAN JUAN, PR 00917
SAN JUAN, PR 00917
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1689977431, enumerated as an "organization" on December 17, 2010.
The provider is located at AVE. PONCE DE LEON #735 TORRE AUXILIO MUTUO SUITE 502 SAN JUAN, PR 00917 and the phone number is (787) 296-0870.
Clinic/Center with taxonomy code 261QS0132X and a focus in Ophthalmologic Surgery.
