MARIE E COURNOYER M.S. RN CS-P
NPI 1124149265
Registered Nurse - Psychiatric/Mental Health, Adult in Columbia, MD

NPI Status: Active since April 03, 2007

Contact Information

10630 LITTLE PATUXENT PKWY STE 212
COLUMBIA, MD
ZIP 21044
Phone: (410) 740-0333
Fax: (410) 740-0332

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  • Individual
  • Female
  • Registered Nurse
  • Psychiatric/Mental Health, Adult

About MARIE COURNOYER

This page provides the complete NPI Profile along with additional information for Marie Cournoyer, a provider established in Columbia, Maryland with a medical specialization in Registered Nurse, focusing in psychiatric/mental health, adult . The healthcare provider is registered in the NPI registry with number 1124149265 assigned on April 2007. The practitioner's primary taxonomy code is 163WP0809X with license number R072594 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1124149265
Provider Name
MARIE E COURNOYER M.S. RN CS-P
Gender
Female
Entity Type
Individual
Location Address
10630 LITTLE PATUXENT PKWY STE 212 COLUMBIA, MD 21044
Location Phone
(410) 740-0333
Location Fax
(410) 740-0332
Mailing Address
6700 DUCKETTS LN ELKRIDGE, MD 21075
Mailing Phone
(410) 796-8140
Is Sole Proprietor?
No
Enumeration Date
04-03-2007
Last Update Date
09-11-2025
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A registered nurse (RN) like Marie Cournoyer 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.

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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 Psychiatric/Mental Health, Adult

Taxonomy Code
163WP0809X
Type
Nursing Service Providers
License No.
R072594
License State
MD

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)
1101YM0800XBehavioral Health & Social Service Providers

Counselor
Mental Health

R072594 (MD)
2106H00000XBehavioral Health & Social Service Providers

Marriage & Family Therapist

R072594 (MD)
3163WP0808XNursing Service Providers

Registered Nurse
Psychiatric/Mental Health

R072594 (MD)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
R072594OTHER (01)MDRN LICENSE NUMBER

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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 1124149265, 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 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.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
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 2 → 4 1 → 2 9 → 18 → 9 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 2 + 4 + 1 + 8 + 2 + 1 + 2 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1124149265.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124149265, enumerated as an "individual" on April 03, 2007.

The provider is located at 10630 LITTLE PATUXENT PKWY STE 212 COLUMBIA, MD 21044 and the phone number is (410) 740-0333.

Registered Nurse with taxonomy code 163WP0809X and a focus in Psychiatric/Mental Health, Adult.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.