ELISABETH MARSHALL RN
NPI 1669301859
Registered Nurse - Critical Care Medicine in Stillwater, OK
NPI Status: Active since May 15, 2026
Contact Information
1323 W 6TH AVE
STILLWATER, OK
ZIP 74074
Phone: (405) 372-1480
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Female
- Registered Nurse
- Critical Care Medicine
About ELISABETH MARSHALL
This page provides the complete NPI Profile along with additional information for Elisabeth Marshall, a provider established in Stillwater, Oklahoma with a medical specialization in Registered Nurse, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1669301859 assigned on May 2026. The practitioner's primary taxonomy code is 163WC0200X with license number 227206 (OK). The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1669301859
- Provider Name
- ELISABETH MARSHALL RN
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1323 W 6TH AVE STILLWATER, OK 74074
- Location Phone
- (405) 372-1480
- Mailing Address
- 5016 RED ROSE DR STILLWATER, OK 74074
- Mailing Phone
- (918) 399-9065
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-15-2026
- Last Update Date
- 05-15-2026
- Code Navigator
A registered nurse (RN) like Elisabeth Marshall 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.
Critical care nurses - this registered nurse specializes in providing care at hospital intensive-care units, tending to patients with severe, acute illnesses and injuries that require meticulous monitoring and intervention.
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 Critical Care Medicine
- Taxonomy Code
- 163WC0200X
- Type
- Nursing Service Providers
- License No.
- 227206
- License State
- OK
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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 1669301859, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).
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 61 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
STILLWATER, OK 74074
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1669301859, enumerated as an "individual" on May 15, 2026.
The provider is located at 1323 W 6TH AVE STILLWATER, OK 74074 and the phone number is (405) 372-1480.
Registered Nurse with taxonomy code 163WC0200X and a focus in Critical Care Medicine.
