DR. CHERYL-ANN S ETTIENNE ED.D, MS, AGPCNP
NPI 1649656992
Nurse Practitioner - Adult Health in Brooklyn, NY
NPI Status: Active since August 09, 2015
Contact Information
440 LENOX RD APT 5K
BROOKLYN, NY
ZIP 11203
Phone: (718) 926-7934
NPPES record last updated: June 29, 2021. Verified against the NPPES registry weekly; last sync: July 12, 2026.
Record update history: Jun 29, 2021, Aug 14, 2016 (2 updates tracked since 2016).
- Individual
- Female
- Nurse Practitioner
- Adult Health
About CHERYL-ANN ETTIENNE
This page provides the complete NPI Profile along with additional information for Cheryl-ann Ettienne, a provider established in Brooklyn, New York with a medical specialization in Nurse Practitioner, focusing in adult health . The healthcare provider is registered in the NPI registry with number 1649656992 assigned on August 2015. The practitioner's primary taxonomy code is 363LA2200X with license number F306969-1 (NY). The provider is registered as an individual and her NPI record was last updated 5 years ago.
- NPI
- 1649656992
- Provider Name
- DR. CHERYL-ANN S ETTIENNE ED.D, MS, AGPCNP
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 440 LENOX RD APT 5K BROOKLYN, NY 11203
- Location Phone
- (718) 926-7934
- Mailing Address
- 440 LENOX RD APT 5K BROOKLYN, NY 11203
- Mailing Phone
- (718) 926-7934
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 08-09-2015
- Last Update Date
- 06-29-2021
- Code Navigator
A nurse practitioner (NP) like Cheryl-ann Ettienne 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
- 16707 29th Ave Apt 1
Flushing, NY 11358
(718) 353-6283
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 Adult Health
- Taxonomy Code
- 363LA2200X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- F306969-1
- License State
- NY
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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 1649656992, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).
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 78 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
BROOKLYN, NY 11203
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1649656992, enumerated as an "individual" on August 09, 2015.
The provider is located at 440 LENOX RD APT 5K BROOKLYN, NY 11203 and the phone number is (718) 926-7934.
Nurse Practitioner with taxonomy code 363LA2200X and a focus in Adult Health.
