MRS. SARAH MACKENZIE SEILHAN
NPI 1417805458
Registered Nurse - Infusion Therapy in Clarksville, TN
NPI Status: Active since March 17, 2026
Contact Information
135 CHESAPEAKE LN
CLARKSVILLE, TN
ZIP 37040
Phone: (931) 548-0068
- Individual
- Female
- Registered Nurse
- Infusion Therapy
About SARAH SEILHAN
This page provides the complete NPI Profile along with additional information for Sarah Seilhan, a provider established in Clarksville, Tennessee with a medical specialization in Registered Nurse, focusing in infusion therapy . The healthcare provider is registered in the NPI registry with number 1417805458 assigned on March 2026. The practitioner's primary taxonomy code is 163WI0500X with license number 891917 (TX). The provider is registered as an individual and her NPI record was last updated March 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.
- NPI
- 1417805458
- Provider Name
- MRS. SARAH MACKENZIE SEILHAN
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 135 CHESAPEAKE LN CLARKSVILLE, TN 37040
- Location Phone
- (931) 548-0068
- Mailing Address
- 135 CHESAPEAKE LN CLARKSVILLE, TN 37040
- Mailing Phone
- (931) 548-0068
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-17-2026
- Last Update Date
- 03-17-2026
- Code Navigator
A registered nurse (RN) like Sarah Seilhan coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.
Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.
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
Registered Nurse Infusion Therapy
- Taxonomy Code
- 163WI0500X
- Type
- Nursing Service Providers
- License No.
- 891917
- License State
- TX
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
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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 1417805458, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).
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 52 is 60. 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.
CLARKSVILLE, TN 37040
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1417805458, enumerated as an "individual" on March 17, 2026.
The provider is located at 135 CHESAPEAKE LN CLARKSVILLE, TN 37040 and the phone number is (931) 548-0068.
Registered Nurse with taxonomy code 163WI0500X and a focus in Infusion Therapy.
