MS. C. LISA NORRIS ARNP
NPI 1295859775
Clinical Nurse Specialist - Psychiatric/Mental Health, Adult in Portsmouth, NH
NPI Status: Active since March 19, 2007
Contact Information
20 LADD ST
PORTSMOUTH, NH
ZIP 03801
Phone: (603) 430-8900
Fax: (603) 430-8008
- Individual
- Female
- Clinical Nurse Specialist
- Psychiatric/Mental Health, Adult
About C. NORRIS
This page provides the complete NPI Profile along with additional information for C. Norris, a provider established in Portsmouth, New Hampshire with a medical specialization in Clinical Nurse Specialist, focusing in psychiatric/mental health, adult . The healthcare provider is registered in the NPI registry with number 1295859775 assigned on March 2007. The practitioner's primary taxonomy code is 364SP0809X with license number 048948-23-08 (NH). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1295859775
- Provider Name
- MS. C. LISA NORRIS ARNP
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 20 LADD ST PORTSMOUTH, NH 03801
- Location Phone
- (603) 430-8900
- Location Fax
- (603) 430-8008
- Mailing Address
- 20 LADD ST PORTSMOUTH, NH 03801
- Mailing Phone
- (603) 430-8900
- Mailing Fax
- (603) 430-8008
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-19-2007
- Last Update Date
- 09-11-2025
- Code Navigator
A Clinical Nurse Specialist (CNS) like C. Norris is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.
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
Clinical Nurse Specialist Psychiatric/Mental Health, Adult
- Taxonomy Code
- 364SP0809X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- 048948-23-08
- License State
- NH
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) |
|---|---|---|---|---|
| 1 | 363LP0808X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | 048948-23-08 (NH) |
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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 1295859775, 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 10 providers are registered at the same or a nearby location.
PORTSMOUTH, NH 03801
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1295859775, enumerated as an "individual" on March 19, 2007.
The provider is located at 20 LADD ST PORTSMOUTH, NH 03801 and the phone number is (603) 430-8900.
Clinical Nurse Specialist with taxonomy code 364SP0809X and a focus in Psychiatric/Mental Health, Adult.
