SHANNON MARIE MCNALLY REX PHD
NPI 1689551996
Clinical Neuropsychologist in Winston Salem, NC
NPI Status: Active since August 19, 2025
Contact Information
1 MEDICAL CENTER BLVD DEPARTMENT OF NEUROLOGY JANEWAY 9
WINSTON SALEM, NC
ZIP 27157
Phone: (336) 716-2261
- Individual
- Female
- Clinical Neuropsychologist
- PECOS Enrolled
About SHANNON MCNALLY REX
This page provides the complete NPI Profile along with additional information for Shannon Mcnally Rex, a provider established in Winston Salem, North Carolina with a medical specialization in Clinical Neuropsychologist. The healthcare provider is registered in the NPI registry with number 1689551996 assigned on August 2025. The practitioner's primary taxonomy code is 103G00000X with license number 6893 (NC). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1689551996
- Provider Name
- SHANNON MARIE MCNALLY REX PHD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1 MEDICAL CENTER BLVD DEPARTMENT OF NEUROLOGY JANEWAY 9 WINSTON SALEM, NC 27157
- Location Phone
- (336) 716-2261
- Mailing Address
- 1 MEDICAL CENTER BLVD DEPARTMENT OF NEUROLOGY JANEWAY 9 WINSTON SALEM, NC 27157
- Mailing Phone
- (336) 716-2261
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-19-2025
- Last Update Date
- 10-27-2025
- 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
Clinical Neuropsychologist
- Taxonomy Code
- 103G00000X
- Type
- Behavioral Health & Social Service Providers
- License No.
- 6893
- License State
- NC
- Taxonomy Description
- A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Medicare Participation & PECOS Enrollment Status
Shannon Mcnally Rex is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging and Durable Medical Equipment (DME).
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): No
Eligible to Order or Refer Power Mobility Devices: No
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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 1689551996, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).
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 74 is 80. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1689551996, enumerated as an "individual" on August 19, 2025.
The provider is located at 1 MEDICAL CENTER BLVD DEPARTMENT OF NEUROLOGY JANEWAY 9 WINSTON SALEM, NC 27157 and the phone number is (336) 716-2261.
Clinical Neuropsychologist with taxonomy code 103G00000X.
