CAROLYN ELIZABETH GRANT AGACNP
NPI 1487594214
Nurse Practitioner - Acute Care in Chicago, IL

NPI Status: Active since March 31, 2026

Contact Information

1520 W HARRISON ST STE 970
CHICAGO, IL
ZIP 60607
Phone: (312) 942-4120

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  • Individual
  • Female
  • Nurse Practitioner
  • Acute Care

About CAROLYN GRANT

This page provides the complete NPI Profile along with additional information for Carolyn Grant, a provider established in Chicago, Illinois with a medical specialization in Nurse Practitioner, focusing in acute care . The healthcare provider is registered in the NPI registry with number 1487594214 assigned on March 2026. The practitioner's primary taxonomy code is 363LA2100X with license number 209035091 (IL). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1487594214
Provider Name
CAROLYN ELIZABETH GRANT AGACNP
Gender
Female
Entity Type
Individual
Location Address
1520 W HARRISON ST STE 970 CHICAGO, IL 60607
Location Phone
(312) 942-4120
Mailing Address
333 S DESPLAINES ST APT 605 CHICAGO, IL 60661
Mailing Phone
(248) 227-8451
Is Sole Proprietor?
No
Enumeration Date
03-31-2026
Last Update Date
04-22-2026
Code Navigator

A nurse practitioner (NP) like Carolyn Grant is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

Secondary Locations

  • 1620 W Harrison St
    Chicago, IL 60612
    (312) 942-4120

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

Nurse Practitioner Acute Care

Taxonomy Code
363LA2100X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
209035091
License State
IL

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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 1487594214, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
7
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
Check
4
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 8 → 16 → 7 5 → 10 → 1 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 6 + 7 + 1 + 0 + 9 + 8 + 2 + 2 + 24 = 66

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1487594214.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487594214, enumerated as an "individual" on March 31, 2026.

The provider is located at 1520 W HARRISON ST STE 970 CHICAGO, IL 60607 and the phone number is (312) 942-4120.

Nurse Practitioner with taxonomy code 363LA2100X and a focus in Acute Care.