COURTNEY LEWIS
NPI 1154265239
Nurse Practitioner - Critical Care Medicine in Atlanta, GA

NPI Status: Active since April 17, 2026

Contact Information

550 PEACHTREE ST NE
ATLANTA, GA
ZIP 30308
Phone: (404) 686-4684

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  • Individual
  • Female
  • Nurse Practitioner
  • Critical Care Medicine

About COURTNEY LEWIS

This page provides the complete NPI Profile along with additional information for Courtney Lewis, a provider established in Atlanta, Georgia with a medical specialization in Nurse Practitioner, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1154265239 assigned on April 2026. The practitioner's primary taxonomy code is 363LC0200X with license number RN217426 (GA). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1154265239
Provider Name
COURTNEY LEWIS
Gender
Female
Entity Type
Individual
Location Address
550 PEACHTREE ST NE ATLANTA, GA 30308
Location Phone
(404) 686-4684
Mailing Address
2588 DECATUR VILLAGE DR APT 1630 DECATUR, GA 30033
Mailing Phone
(269) 332-4458
Is Sole Proprietor?
No
Enumeration Date
04-17-2026
Last Update Date
04-17-2026
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A nurse practitioner (NP) like Courtney Lewis 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

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 Critical Care Medicine

Taxonomy Code
363LC0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
RN217426
License State
GA

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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 1154265239, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 4 + 6 + 1 + 0 + 2 + 6 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1154265239.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
550 PEACHTREE ST NE, SUITE 1600
ATLANTA, GA 30308
Emergency Medicine
550 PEACHTREE ST NE, EMORY UNIVERSITY CRAWFORD LONG HOSPITAL
ATLANTA, GA 30308
Internal Medicine
550 PEACHTREE ST NE, STE. 1625
ATLANTA, GA 30308
Internal Medicine (Gastroenterology)
550 PEACHTREE ST NE, SUITE 1600
ATLANTA, GA 30308
Psychiatry & Neurology (Neurology)
550 PEACHTREE ST NE, SUITE 1200
ATLANTA, GA 30308
Psychiatry & Neurology (Neurology)
550 PEACHTREE ST NE, SUITE 550
ATLANTA, GA 30308
Anesthesiology
550 PEACHTREE ST NE, DEPT. OF ANESTHESIOLOGY, EMORY CRAWFORD LONG HOSP
ATLANTA, GA 30308
Pediatrics
550 PEACHTREE ST NE, 3RD FL
ATLANTA, GA 30308
Physical Therapist
550 PEACHTREE ST NE, SUITE 1165
ATLANTA, GA 30308
Physician Assistant (Medical)
550 PEACHTREE ST NE, SUITE 1700
ATLANTA, GA 30308
Pediatrics (Neonatal-Perinatal Medicine)
550 PEACHTREE ST NE, CRAWFORD LONG HOSPTIAL
ATLANTA, GA 30308
Emergency Medicine
550 PEACHTREE ST NE
ATLANTA, GA 30308
Surgery
550 PEACHTREE ST NE, SUITE 1485
ATLANTA, GA 30308
Obstetrics & Gynecology (Maternal & Fetal Medicine)
550 PEACHTREE ST NE, SUITE 1275
ATLANTA, GA 30308
Neurological Surgery
550 PEACHTREE ST NE, #1770
ATLANTA, GA 30308
Emergency Medicine
550 PEACHTREE ST NE
ATLANTA, GA 30308
Orthopaedic Surgery
550 PEACHTREE ST NE, 19TH FLOOR
ATLANTA, GA 30308
Emergency Medicine
550 PEACHTREE ST NE
ATLANTA, GA 30308
Optometrist
550 PEACHTREE ST NE, 9TH FLOOR
ATLANTA, GA 30308
Radiology (Diagnostic Radiology)
550 PEACHTREE ST NE
ATLANTA, GA 30308

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154265239, enumerated as an "individual" on April 17, 2026.

The provider is located at 550 PEACHTREE ST NE ATLANTA, GA 30308 and the phone number is (404) 686-4684.

Nurse Practitioner with taxonomy code 363LC0200X and a focus in Critical Care Medicine.