ROSALYN HOWLAND RIGAS
NPI 1629759675
Nurse Practitioner in Lebanon, NH

NPI Status: Active since July 31, 2023

Contact Information

1 MEDICAL CENTER DR
LEBANON, NH
ZIP 03756
Phone: (603) 650-5000

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  • Individual
  • Female
  • Nurse Practitioner

About ROSALYN RIGAS

This page provides the complete NPI Profile along with additional information for Rosalyn Rigas, a provider established in Lebanon, New Hampshire with a medical specialization in Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1629759675 assigned on July 2023. The practitioner's primary taxonomy code is 363L00000X with license number 117176-23 (NH). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1629759675
Provider Name
ROSALYN HOWLAND RIGAS
Gender
Female
Entity Type
Individual
Location Address
1 MEDICAL CENTER DR LEBANON, NH 03756
Location Phone
(603) 650-5000
Mailing Address
1 MEDICAL CENTER DR LEBANON, NH 03756
Mailing Phone
(603) 650-5000
Is Sole Proprietor?
No
Enumeration Date
07-31-2023
Last Update Date
05-27-2026
Code Navigator

A nurse practitioner (NP) like Rosalyn Rigas 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

Taxonomy Code
363L00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
117176-23
License State
NH
Taxonomy Description
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

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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 1629759675, 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.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
5
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 7 → 14 → 5 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 1 + 4 + 5 + 1 + 8 + 6 + 1 + 4 + 24 = 75

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.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1629759675.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Anesthetist, Certified Registered
1 MEDICAL CENTER DR
LEBANON, NH 03756
Pharmacist
1 MEDICAL CENTER DR
LEBANON, NH 03756
Nurse Practitioner (Adult Health)
1 MEDICAL CENTER DR, DHMC DEPARTMENT OF CARDIOLOGY
LEBANON, NH 03756
Anesthesiology (Pain Medicine)
1 MEDICAL CENTER DR, DHMC DEPARTMENT OF PAIN MEDICINE
LEBANON, NH 03756
Physician Assistant (Surgical)
1 MEDICAL CENTER DR, DHMC - ORTHOPAEDICS
LEBANON, NH 03756
Physician Assistant
1 MEDICAL CENTER DR, DHMC DEPARTMENT OF ORTHOPAEDIC SURGERY
LEBANON, NH 03756
Anesthesiology
1 MEDICAL CENTER DR, DHMC - DEPT OF CRITICAL CARE
LEBANON, NH 03756
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
1 MEDICAL CENTER DR, DHMC - CHILD DEVELOPMENT
LEBANON, NH 03756
Pharmacist
1 MEDICAL CENTER DR, DARTMOUTH-HITCHCOCK MEDICAL CENTER
LEBANON, NH 03756
Nurse Practitioner (Family)
1 MEDICAL CENTER DR
LEBANON, NH 03756
Internal Medicine
1 MEDICAL CENTER DR, DHMC - DEPARTMENT OF MEDICINE
LEBANON, NH 03756
Surgery (Vascular Surgery)
1 MEDICAL CENTER DR, DHMC DEPARTMENT OF SURGERY
LEBANON, NH 03756
Pediatrics (Pediatric Nephrology)
1 MEDICAL CENTER DR, DHMC--DEPT OF PEDIATRICS
LEBANON, NH 03756
Pharmacist
1 MEDICAL CENTER DR
LEBANON, NH 03756
Pediatrics (Pediatric Hematology-Oncology)
1 MEDICAL CENTER DR, DHMC DEPT OF PEDIATRICS
LEBANON, NH 03756
Orthopaedic Surgery
1 MEDICAL CENTER DR, DHMC ORTHOPAEDICS
LEBANON, NH 03756
Internal Medicine (Pulmonary Disease)
1 MEDICAL CENTER DR
LEBANON, NH 03756
Anesthesiology (Pain Medicine)
1 MEDICAL CENTER DR, DARTMOUTH-HITCHCOCK MEDICAL CENTER
LEBANON, NH 03756
Internal Medicine (Rheumatology)
1 MEDICAL CENTER DR, DHMC DEPARTMENT OF RHEUMATOLOGY
LEBANON, NH 03756
Internal Medicine (Pulmonary Disease)
1 MEDICAL CENTER DR, DHMC DEPARTMENT OF MEDICINE
LEBANON, NH 03756

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629759675, enumerated as an "individual" on July 31, 2023.

The provider is located at 1 MEDICAL CENTER DR LEBANON, NH 03756 and the phone number is (603) 650-5000.

Nurse Practitioner with taxonomy code 363L00000X.