ARELYS ITWARU NP IN PSYCHIATRY P.C.
NPI 1821916883
Nurse Practitioner - Psychiatric/Mental Health in Huntington Station, NY
NPI Status: Active since July 08, 2026
Contact Information
282 COOK ST
HUNTINGTON STATION, NY
ZIP 11746
Phone: (516) 715-5099
This NPI profile has been added to the NPI registry within the last 30 days.
- Organization
- Nurse Practitioner
- Psychiatric/Mental Health
About ARELYS ITWARU NP IN PSYCHIATRY P.C.
This page provides the complete NPI Profile along with additional information for Arelys Itwaru Np In Psychiatry P.c., a provider established in Huntington Station, New York operating as a Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1821916883 assigned on July 2026. The practitioner's primary taxonomy code is 363LP0808X. The provider is registered as an organization and their NPI record was last updated July 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Arelys Itwaru Np (Pmhnp)
- NPI
- 1821916883
- Provider Name
- ARELYS ITWARU NP IN PSYCHIATRY P.C.
- Entity Type
- Organization
- Location Address
- 282 COOK ST HUNTINGTON STATION, NY 11746
- Location Phone
- (516) 715-5099
- Mailing Address
- 282 COOK ST HUNTINGTON STATION, NY 11746
- Mailing Phone
- (516) 715-5099
- Mailing Fax
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 07-08-2026
- Last Update Date
- 07-08-2026
- Code Navigator
A nurse practitioner (NP) like Arelys Itwaru Np In Psychiatry P.c. 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
- 4655 Nesconset Hwy
Port Jefferson Station, NY 11776
(631) 331-2424
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 Psychiatric/Mental Health
- Taxonomy Code
- 363LP0808X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
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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 1821916883, 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 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 67 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1821916883, enumerated as an "organization" on July 08, 2026.
The provider is located at 282 COOK ST HUNTINGTON STATION, NY 11746 and the phone number is (516) 715-5099.
Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.
