GRACE MARVIN
NPI 1821393018
Nurse Practitioner - Family in Windham, NH
NPI Status: Active since January 19, 2011
Contact Information
16 ALPINE RD
WINDHAM, NH
ZIP 03087
Phone: (603) 799-2420
Fax: (978) 228-6775
- Individual
- Female
- Nurse Practitioner
- Family
About GRACE MARVIN
This page provides the complete NPI Profile along with additional information for Grace Marvin, a provider established in Windham, New Hampshire with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1821393018 assigned on January 2011. The practitioner's primary taxonomy code is 363LF0000X with license number 055837-23 (NH). The provider is registered as an individual and her NPI record was last updated 3 years ago.
- NPI
- 1821393018
- Provider Name
- GRACE MARVIN
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 16 ALPINE RD WINDHAM, NH 03087
- Location Phone
- (603) 799-2420
- Location Fax
- (978) 228-6775
- Mailing Address
- 16 ALPINE RD WINDHAM, NH 03087
- Mailing Phone
- (603) 799-2420
- Mailing Fax
- (978) 228-6775
- Is Sole Proprietor?
- No
- Enumeration Date
- 01-19-2011
- Last Update Date
- 08-07-2023
- Code Navigator
A nurse practitioner (NP) like Grace Marvin is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.
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 Practitioner Family
- Taxonomy Code
- 363LF0000X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- 055837-23
- 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 | 363LF0000X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | RN264965 (MA) |
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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 1821393018, 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 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1821393018, enumerated as an "individual" on January 19, 2011.
The provider is located at 16 ALPINE RD WINDHAM, NH 03087 and the phone number is (603) 799-2420.
Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.
