SHERI LEE UNDERWOOD NP
NPI 1407646821
Clinic/Center - Primary Care in Boonville, NY
NPI Status: Active since May 08, 2025
Contact Information
111 WEST ST
BOONVILLE, NY
ZIP 13309
Phone: (315) 335-8186
- Individual
- Female
- Clinic/Center
- Primary Care
About SHERI UNDERWOOD
This page provides the complete NPI Profile along with additional information for Sheri Underwood, a primary care provider established in Boonville, New York with a medical specialization in Clinic/center, focusing in primary care . The healthcare provider is registered in the NPI registry with number 1407646821 assigned on May 2025. The practitioner's primary taxonomy code is 261QP2300X with license number F352069 (NY). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1407646821
- Provider Name
- SHERI LEE UNDERWOOD NP
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 111 WEST ST BOONVILLE, NY 13309
- Location Phone
- (315) 335-8186
- Mailing Address
- 111 WEST ST BOONVILLE, NY 13309
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 05-08-2025
- Last Update Date
- 05-08-2025
- Code Navigator
A primary care provider (PCP) like Sheri Underwood sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .
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 Primary Care
- Taxonomy Code
- 261QP2300X
- Type
- Ambulatory Health Care Facilities
- License No.
- F352069
- License State
- NY
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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 1407646821, 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 1407646821, enumerated as an "individual" on May 08, 2025.
The provider is located at 111 WEST ST BOONVILLE, NY 13309 and the phone number is (315) 335-8186.
Clinic/Center with taxonomy code 261QP2300X and a focus in Primary Care.
