MS. HARRIET L. HELLMAN CPNP
NPI 1740283613
Nurse Practitioner - Pediatrics in Southampton, NY

NPI Status: Active since May 24, 2005

Contact Information

365 COUNTY ROAD 39A UNIT 14
SOUTHAMPTON, NY
ZIP 11968
Phone: (631) 726-8033
Fax: (631) 726-8031

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  • Individual
  • Female
  • Nurse Practitioner
  • Pediatrics
  • CLIA Number: 33D0929084
  • CLIA Cert. Type: Independent
  • CLIA Exp. Date: 01-30-2028

About HARRIET HELLMAN

This page provides the complete NPI Profile along with additional information for Harriet Hellman, a provider established in Southampton, New York with a medical specialization in Nurse Practitioner, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1740283613 assigned on May 2005. The practitioner's primary taxonomy code is 363LP0200X with license number F380116 (NY). The provider is registered as an individual and her NPI record was last updated 10 years ago.

NPI
1740283613
Provider Name
MS. HARRIET L. HELLMAN CPNP
Gender
Female
Entity Type
Individual
Location Address
365 COUNTY ROAD 39A UNIT 14 SOUTHAMPTON, NY 11968
Location Phone
(631) 726-8033
Location Fax
(631) 726-8031
Mailing Address
PO BOX 1375 WATER MILL, NY 11976
Mailing Phone
(631) 726-5859
Is Sole Proprietor?
No
Enumeration Date
05-24-2005
Last Update Date
03-26-2016
Code Navigator

A nurse practitioner (NP) like Harriet Hellman 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 Pediatrics

Taxonomy Code
363LP0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
F380116
License State
NY

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
S46733MEDICARE UPIN (02)NY 
01267207MEDICAID (05)NY 

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
33D0929084
Facility Type
Independent
Certificate Effective Date
January 31, 2026
Certificate Expiration Date
January 30, 2028
Laboratory Director
MS. HARRIET L. HELLMAN
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Harriet Hellman to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1740283613, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
7
Unchanged
Pos 3
4
Doubled → 8
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
3
Doubled → 6
Pos 8
6
Unchanged
Pos 9
1
Doubled → 2
Check
3
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 4 → 8 2 → 4 3 → 6 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 8 + 0 + 4 + 8 + 6 + 6 + 2 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1740283613.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1740283613, enumerated as an "individual" on May 24, 2005.

The provider is located at 365 COUNTY ROAD 39A UNIT 14 SOUTHAMPTON, NY 11968 and the phone number is (631) 726-8033.

Nurse Practitioner with taxonomy code 363LP0200X and a focus in Pediatrics.

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