MARISSA EXCHANGE
NPI 1962350538
Counselor in Portland, ME
NPI Status: Active since March 19, 2026
Contact Information
222 SAINT JOHN ST STE 208
PORTLAND, ME
ZIP 04102
Phone: (401) 360-6576
- Individual
- Female
- Counselor
About MARISSA EXCHANGE
This page provides the complete NPI Profile along with additional information for Marissa Exchange, a provider established in Portland, Maine with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1962350538 assigned on March 2026. The practitioner's primary taxonomy code is 101Y00000X. The provider is registered as an individual and her NPI record was last updated March 2026.
- NPI
- 1962350538
- Provider Name
- MARISSA EXCHANGE
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 222 SAINT JOHN ST STE 208 PORTLAND, ME 04102
- Location Phone
- (401) 360-6576
- Mailing Address
- 222 SAINT JOHN ST STE 208 PORTLAND, ME 04102
- Is Sole Proprietor?
- No
- Enumeration Date
- 03-19-2026
- Last Update Date
- 03-19-2026
- 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
Counselor
- Taxonomy Code
- 101Y00000X
- Type
- Behavioral Health & Social Service Providers
- Taxonomy Description
- A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
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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 1962350538, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).
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 62 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1962350538, enumerated as an "individual" on March 19, 2026.
The provider is located at 222 SAINT JOHN ST STE 208 PORTLAND, ME 04102 and the phone number is (401) 360-6576.
Counselor with taxonomy code 101Y00000X.
