ARISSA MERLAN CRNA
NPI 1417898545
Nurse Anesthetist, Certified Registered in Seattle, WA
NPI Status: Active since April 02, 2026
Contact Information
325 9TH AVE
SEATTLE, WA
ZIP 98104
Phone: (206) 520-5000
- Individual
- Female
- Nurse Anesthetist, Certified Registered
About ARISSA MERLAN
This page provides the complete NPI Profile along with additional information for Arissa Merlan, a provider established in Seattle, Washington with a medical specialization in Nurse Anesthetist, Certified Registered. The healthcare provider is registered in the NPI registry with number 1417898545 assigned on April 2026. The practitioner's primary taxonomy code is 367500000X with license number RN.RN.70106732.MSL (WA). The provider is registered as an individual and her NPI record was last updated April 2026.
- NPI
- 1417898545
- Provider Name
- ARISSA MERLAN CRNA
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 325 9TH AVE SEATTLE, WA 98104
- Location Phone
- (206) 520-5000
- Mailing Address
- PO BOX 50095 SEATTLE, WA 98145
- Mailing Phone
- (206) 520-5700
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-02-2026
- Last Update Date
- 04-02-2026
- Code Navigator
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 Anesthetist, Certified Registered
- Taxonomy Code
- 367500000X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- RN.RN.70106732.MSL
- License State
- WA
- Taxonomy Description
- (1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
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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 1417898545, we treat the final digit (5) 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).
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 75 is 80. 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.
SEATTLE, WA 98104
SEATTLE, WA 98104
SEATTLE, WA 98104
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1417898545, enumerated as an "individual" on April 02, 2026.
The provider is located at 325 9TH AVE SEATTLE, WA 98104 and the phone number is (206) 520-5000.
Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
