CAROLYN HADDIGAN RN
NPI 1518896554
Registered Nurse - Obstetric, Inpatient in South Weymouth, MA
NPI Status: Active since May 15, 2026
Contact Information
55 FOGG RD
SOUTH WEYMOUTH, MA
ZIP 02190
Phone: (781) 624-8000
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Female
- Registered Nurse
- Obstetric, Inpatient
About CAROLYN HADDIGAN
This page provides the complete NPI Profile along with additional information for Carolyn Haddigan, a women's health care provider established in South Weymouth, Massachusetts with a medical specialization in Registered Nurse, focusing in obstetric, inpatient . The healthcare provider is registered in the NPI registry with number 1518896554 assigned on May 2026. The practitioner's primary taxonomy code is 163WX0003X with license number RN253517 (MA). The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1518896554
- Provider Name
- CAROLYN HADDIGAN RN
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 55 FOGG RD SOUTH WEYMOUTH, MA 02190
- Location Phone
- (781) 624-8000
- Mailing Address
- 444 WEST ST MANSFIELD, MA 02048
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-15-2026
- Last Update Date
- 05-15-2026
- Code Navigator
Women's health care providers like Carolyn Haddigan treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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
Registered Nurse Obstetric, Inpatient
- Taxonomy Code
- 163WX0003X
- Type
- Nursing Service Providers
- License No.
- RN253517
- License State
- 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 1518896554, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).
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 66 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SOUTH WEYMOUTH, MA 02190
SOUTH WEYMOUTH, MA 02190
WEYMOUTH, MA 02190
SOUTH WEYMOUTH, MA 02190
SOUTH WEYMOUTH, MA 02190
S WEYMOUTH, MA 02190
SOUTH WEYMOUTH, MA 02190
SOUTH WEYMOUTH, MA 02190
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1518896554, enumerated as an "individual" on May 15, 2026.
The provider is located at 55 FOGG RD SOUTH WEYMOUTH, MA 02190 and the phone number is (781) 624-8000.
Registered Nurse with taxonomy code 163WX0003X and a focus in Obstetric, Inpatient.
