Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

SARAH STUDINARZ
NPI 1881514263
Registered Nurse - Home Health in Hoquiam, WA

Active since July 16, 2026
201 7TH ST, HOQUIAM, WA 98550(360) 532-5454 Get DirectionsWrite a Review

NPPES record added: July 16, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Registered Nurse
  • Home Health

About SARAH STUDINARZ

This page provides the complete NPI Profile along with additional information for Sarah Studinarz, a provider established in Hoquiam, Washington with a medical specialization in Registered Nurse, focusing in home health . The healthcare provider is registered in the NPI registry with number 1881514263 assigned on July 2026. The practitioner's primary taxonomy code is 163WH0200X with license number 70097477 (WA). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1881514263
Provider Name
SARAH STUDINARZ
Gender
Female
Entity Type
Individual
Location Address
201 7TH ST HOQUIAM, WA 98550
Location Phone
(360) 532-5454
Mailing Address
7010 CAPT GRAY DR ILWACO, WA 98624
Is Sole Proprietor?
No
Enumeration Date
07-16-2026
Last Update Date
07-16-2026
Code Navigator

A registered nurse (RN) like Sarah Studinarz coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.

Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.

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

Registered Nurse Home Health

Taxonomy Code
163WH0200X
Type
Nursing Service Providers
License No.
70097477
License State
WA

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1163WG0600XNursing Service Providers

Registered Nurse
Gerontology

202211024 (OR)

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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 1881514263, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
1
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
3
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 8 → 16 → 7 5 → 10 → 1 4 → 8 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 0 + 1 + 8 + 2 + 1 + 2 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1881514263.

Other Providers at the Same Location


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

Home Health Aide
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse (Home Health)
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse
201 7TH ST
HOQUIAM, WA 98550
Licensed Practical Nurse
201 7TH ST
HOQUIAM, WA 98550
Nurse's Aide
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse (Home Health)
201 7TH ST
HOQUIAM, WA 98550
Licensed Practical Nurse
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse
201 7TH ST
HOQUIAM, WA 98550
Licensed Practical Nurse
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse
201 7TH ST
HOQUIAM, WA 98550
Physical Therapy Assistant
201 7TH ST
HOQUIAM, WA 98550
Licensed Practical Nurse
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse (Home Health)
201 7TH ST
HOQUIAM, WA 98550
Physical Therapist (Geriatrics)
201 7TH ST
HOQUIAM, WA 98550
Registered Nurse
201 7TH ST
HOQUIAM, WA 98550
Physical Therapy Assistant
201 7TH ST
HOQUIAM, WA 98550
Nurse's Aide
201 7TH ST
HOQUIAM, WA 98550
Social Worker (Clinical)
201 7TH ST
HOQUIAM, WA 98550

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881514263, enumerated as an "individual" on July 16, 2026.

The provider is located at 201 7TH ST HOQUIAM, WA 98550 and the phone number is (360) 532-5454.

Registered Nurse with taxonomy code 163WH0200X and a focus in Home Health.