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

MR. JAMES WILLIAM HRESTAK RN
NPI 1568382661
Registered Nurse - Flight in Cleveland, OH

Active since July 18, 2026
9500 EUCLID AVE, CLEVELAND, OH 44195(216) 444-2200 Get Directions Write a Review

NPPES record added: July 18, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Registered Nurse
  • Flight

About JAMES HRESTAK

This page provides the complete NPI Profile along with additional information for James Hrestak, a provider established in Cleveland, Ohio with a medical specialization in Registered Nurse, focusing in flight . The healthcare provider is registered in the NPI registry with number 1568382661 assigned on July 2026. The practitioner's primary taxonomy code is 163WF0300X with license number RN.473792 (OH). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1568382661
Provider Name
MR. JAMES WILLIAM HRESTAK RN
Gender
Male
Entity Type
Individual
Location Address
9500 EUCLID AVE CLEVELAND, OH 44195
Location Phone
(216) 444-2200
Mailing Address
9500 EUCLID AVE CLEVELAND, OH 44195
Is Sole Proprietor?
No
Enumeration Date
07-18-2026
Last Update Date
07-18-2026
Code Navigator

A registered nurse (RN) like James Hrestak 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 Flight

Taxonomy Code
163WF0300X
Type
Nursing Service Providers
License No.
RN.473792
License State
OH

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

(OH)

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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 1568382661, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 2 + 8 + 6 + 8 + 4 + 6 + 1 + 2 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1568382661.

Other Providers at the Same Location


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

Internal Medicine (Hospice and Palliative Medicine)
9500 EUCLID AVE
CLEVELAND, OH 44195
Specialist
9500 EUCLID AVE, R35
CLEVELAND, OH 44195
Anesthesiology
9500 EUCLID AVE
CLEVELAND, OH 44195
Nurse Anesthetist, Certified Registered
9500 EUCLID AVE
CLEVELAND, OH 44195
Physical Medicine & Rehabilitation (Pain Medicine)
9500 EUCLID AVE, C-21
CLEVELAND, OH 44195
Internal Medicine (Cardiovascular Disease)
9500 EUCLID AVE, WL20
CLEVELAND, OH 44195
Internal Medicine (Cardiovascular Disease)
9500 EUCLID AVE, TW10
CLEVELAND, OH 44195
Internal Medicine (Interventional Cardiology)
9500 EUCLID AVE
CLEVELAND, OH 44195
Internal Medicine (Pulmonary Disease)
9500 EUCLID AVE
CLEVELAND, OH 44195
Audiologist
9500 EUCLID AVE
CLEVELAND, OH 44195
Anesthesiologist Assistant
9500 EUCLID AVE
CLEVELAND, OH 44195
Family Medicine
9500 EUCLID AVE, WH10
CLEVELAND, OH 44195
Radiology (Diagnostic Radiology)
9500 EUCLID AVE
CLEVELAND, OH 44195
Surgery
9500 EUCLID AVE, ECC-1
CLEVELAND, OH 44195
Family Medicine (Sports Medicine)
9500 EUCLID AVE, A 41
CLEVELAND, OH 44195
Surgery
9500 EUCLID AVE, JJ-60
CLEVELAND, OH 44195
Psychiatry & Neurology (Neurology)
9500 EUCLID AVE, S51
CLEVELAND, OH 44195
Pediatrics
9500 EUCLID AVE
CLEVELAND, OH 44195
Internal Medicine (Clinical Cardiac Electrophysiology)
9500 EUCLID AVE, WL20
CLEVELAND, OH 44195
Internal Medicine (Pulmonary Disease)
9500 EUCLID AVE
CLEVELAND, OH 44195

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1568382661, enumerated as an "individual" on July 18, 2026.

The provider is located at 9500 EUCLID AVE CLEVELAND, OH 44195 and the phone number is (216) 444-2200.

Registered Nurse with taxonomy code 163WF0300X and a focus in Flight.