DR. NATHANIEL JOSEPH HAYS PHARMD
NPI 1235025453
Pharmacist - Ambulatory Care in Schaumburg, IL
NPI Status: Active since June 16, 2025
Contact Information
1400 N ROOSEVELT BLVD
SCHAUMBURG, IL
ZIP 60173
Phone: (847) 330-4504
- Individual
- Male
- Pharmacist
- Ambulatory Care
About NATHANIEL HAYS
This page provides the complete NPI Profile along with additional information for Nathaniel Hays, a provider established in Schaumburg, Illinois with a medical specialization in Pharmacist, focusing in ambulatory care . The healthcare provider is registered in the NPI registry with number 1235025453 assigned on June 2025. The practitioner's primary taxonomy code is 1835P2201X with license number 051306651 (IL). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1235025453
- Provider Name
- DR. NATHANIEL JOSEPH HAYS PHARMD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1400 N ROOSEVELT BLVD SCHAUMBURG, IL 60173
- Location Phone
- (847) 330-4504
- Mailing Address
- 1499 GEORGIA CT APT 105 NAPERVILLE, IL 60540
- Mailing Phone
- (630) 442-4146
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-16-2025
- Last Update Date
- 06-16-2025
- Code Navigator
A pharmacist like Nathaniel Hays fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.
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
Pharmacist Ambulatory Care
- Taxonomy Code
- 1835P2201X
- Type
- Pharmacy Service Providers
- License No.
- 051306651
- License State
- IL
- Taxonomy Description
- A licensed pharmacist who has demonstrated specialized knowledge and skill in the provision of integrated, accessible health care services by pharmacists and is accountable for addressing medication needs, developing sustained partnerships with patients, and practicing in the context of family and community.
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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 1235025453, we treat the final digit (3) 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).
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 47 is 50. 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.
SCHAUMBURG, IL 60173
SCHAUMBURG, IL 60173
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1235025453, enumerated as an "individual" on June 16, 2025.
The provider is located at 1400 N ROOSEVELT BLVD SCHAUMBURG, IL 60173 and the phone number is (847) 330-4504.
Pharmacist with taxonomy code 1835P2201X and a focus in Ambulatory Care.
