ERIN GRACE DRURY CPNP-PC
NPI 1578481644
Nurse Practitioner - Pediatrics in Newburyport, MA

NPI Status: Active since July 07, 2026

Contact Information

235 MERRIMAC ST
NEWBURYPORT, MA
ZIP 01950
Phone: (978) 809-8557

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  • Individual
  • Female
  • Nurse Practitioner
  • Pediatrics

About ERIN DRURY

This page provides the complete NPI Profile along with additional information for Erin Drury, a provider established in Newburyport, Massachusetts with a medical specialization in Nurse Practitioner, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1578481644 assigned on July 2026. The practitioner's primary taxonomy code is 363LP0200X with license number RN10005469 (MA). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1578481644
Provider Name
ERIN GRACE DRURY CPNP-PC
Gender
Female
Entity Type
Individual
Location Address
235 MERRIMAC ST NEWBURYPORT, MA 01950
Location Phone
(978) 809-8557
Mailing Address
235 MERRIMAC ST NEWBURYPORT, MA 01950
Mailing Phone
(978) 809-8557
Is Sole Proprietor?
No
Enumeration Date
07-07-2026
Last Update Date
07-07-2026
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A nurse practitioner (NP) like Erin Drury 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 Pediatrics

Taxonomy Code
363LP0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
RN10005469
License State
MA

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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 1578481644, 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 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
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
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 7 → 14 → 5 4 → 8 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 4 + 8 + 8 + 8 + 2 + 6 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1578481644.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578481644, enumerated as an "individual" on July 07, 2026.

The provider is located at 235 MERRIMAC ST NEWBURYPORT, MA 01950 and the phone number is (978) 809-8557.

Nurse Practitioner with taxonomy code 363LP0200X and a focus in Pediatrics.