DR. WILLIAM THOMAS WILLIAMS MD
NPI 1033144621
Otolaryngology in Durango, CO
NPI Status: Active since July 11, 2006
Contact Information
555 RIVERGATE STE B1-105
C/O CURTIS POWERS-ACKLEY
DURANGO, CO
ZIP 81301
Phone: (970) 749-1157
NPPES record last updated: September 23, 2011. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Individual
- Male
- Otolaryngology
About WILLIAM WILLIAMS
This page provides the complete NPI Profile along with additional information for William Williams, a provider established in Durango, Colorado with a medical specialization in Otolaryngology. The healthcare provider is registered in the NPI registry with number 1033144621 assigned on July 2006. The practitioner's primary taxonomy code is 207Y00000X with license number 32387 (CO). The provider is registered as an individual and his NPI record was last updated 15 years ago.
- NPI
- 1033144621
- Provider Name
- DR. WILLIAM THOMAS WILLIAMS MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 555 RIVERGATE STE B1-105 C/O CURTIS POWERS-ACKLEY DURANGO, CO 81301
- Location Phone
- (970) 749-1157
- Mailing Address
- 1654 COUNTY ROAD 120 HESPERUS, CO 81326
- Mailing Phone
- (207) 249-9945
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 07-11-2006
- Last Update Date
- 09-23-2011
- 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
Otolaryngology
- Taxonomy Code
- 207Y00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 32387
- License State
- CO
- Taxonomy Description
- An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
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.
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 |
|---|---|---|---|
| F61959 | MEDICARE UPIN (02) | CO |
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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 1033144621, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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 59 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1033144621, enumerated as an "individual" on July 11, 2006.
The provider is located at 555 RIVERGATE STE B1-105 C/O CURTIS POWERS-ACKLEY DURANGO, CO 81301 and the phone number is (970) 749-1157.
Otolaryngology with taxonomy code 207Y00000X.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
