ALEXANDRA WATERS MSN, APRN, FNP-BC
NPI 1730017120
Nurse Practitioner - Family in Providence, RI

NPI Status: Active since May 13, 2026

Contact Information

101 DUDLEY ST
PROVIDENCE, RI
ZIP 02905
Phone: (401) 274-1100

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  • Individual
  • Female
  • Nurse Practitioner
  • Family

About ALEXANDRA WATERS

This page provides the complete NPI Profile along with additional information for Alexandra Waters, a provider established in Providence, Rhode Island with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1730017120 assigned on May 2026. The practitioner's primary taxonomy code is 363LF0000X with license number APRN05206 (RI). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1730017120
Provider Name
ALEXANDRA WATERS MSN, APRN, FNP-BC
Gender
Female
Entity Type
Individual
Location Address
101 DUDLEY ST PROVIDENCE, RI 02905
Location Phone
(401) 274-1100
Mailing Address
171 SERVICE AVE WARWICK, RI 02886
Mailing Phone
(401) 737-7000
Is Sole Proprietor?
No
Enumeration Date
05-13-2026
Last Update Date
05-13-2026
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A nurse practitioner (NP) like Alexandra Waters 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 Family

Taxonomy Code
363LF0000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
APRN05206
License State
RI

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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 1730017120, we treat the final digit (0) 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 0).

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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
Check
0
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 3 → 6 0 → 0 7 → 14 → 5 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 0 + 1 + 1 + 4 + 1 + 4 + 24 = 50

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

The next multiple of ten after 50 is 50. The difference is the calculated check digit.

50 - 50 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1730017120.

Other Providers at the Same Location


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

Pediatrics (Neonatal-Perinatal Medicine)
101 DUDLEY ST
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Social Worker (Clinical)
101 DUDLEY ST
PROVIDENCE, RI 02905
Pediatrics
101 DUDLEY ST
PROVIDENCE, RI 02905
Advanced Practice Midwife
101 DUDLEY ST
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Social Worker (Clinical)
101 DUDLEY ST
PROVIDENCE, RI 02905
Anesthesiology
101 DUDLEY ST, C/O WOMEN & INFANTS HOSPITAL
PROVIDENCE, RI 02905
Dietitian, Registered
101 DUDLEY ST
PROVIDENCE, RI 02905
Obstetrics & Gynecology (Reproductive Endocrinology)
101 DUDLEY ST
PROVIDENCE, RI 02905
Social Worker (Clinical)
101 DUDLEY ST
PROVIDENCE, RI 02905
Social Worker (Clinical)
101 DUDLEY ST
PROVIDENCE, RI 02905
Psychologist
101 DUDLEY ST
PROVIDENCE, RI 02905
Pediatrics
101 DUDLEY ST
PROVIDENCE, RI 02905
Social Worker (Clinical)
101 DUDLEY ST
PROVIDENCE, RI 02905

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730017120, enumerated as an "individual" on May 13, 2026.

The provider is located at 101 DUDLEY ST PROVIDENCE, RI 02905 and the phone number is (401) 274-1100.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.