NEUROCOGNITIVE ASSOCIATES, PC
NPI 1760538284
Psychologist - Intellectual and Developmental Disabilities in Waltham, MA

NPI Status: Active since January 26, 2007

Contact Information

20 HOPE AVE
SUITE GO1
WALTHAM, MA
ZIP 02453
Phone: (781) 788-8484
Fax: (781) 788-8485

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  • Organization
  • Psychologist
  • Intellectual and Developmental Disabilit...

About NEUROCOGNITIVE ASSOCIATES, PC

This page provides the complete NPI Profile along with additional information for Neurocognitive Associates, Pc, a provider established in Waltham, Massachusetts operating as a Psychologist, focusing in intellectual and developmental disabilities . The healthcare provider is registered in the NPI registry with number 1760538284 assigned on January 2007. The practitioner's primary taxonomy code is 103TM1800X with license number 7669 (MA). The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Elizabeth Lipman Leonard Phd (Owner)

NPI
1760538284
Provider Name
NEUROCOGNITIVE ASSOCIATES, PC
Entity Type
Organization
Location Address
20 HOPE AVE SUITE GO1 WALTHAM, MA 02453
Location Phone
(781) 788-8484
Location Fax
(781) 788-8485
Mailing Address
20 HOPE AVE SUITE GO1 WALTHAM, MA 02453
Mailing Phone
(781) 788-8484
Mailing Fax
(781) 788-8485
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-26-2007
Last Update Date
09-11-2025
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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

Psychologist Intellectual and Developmental Disabilities

Taxonomy Code
103TM1800X
Type
Behavioral Health & Social Service Providers
License No.
7669
License State
MA

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)
1103G00000XBehavioral Health & Social Service Providers

Clinical Neuropsychologist

7669 (MA)
2103TC0700XBehavioral Health & Social Service Providers

Psychologist
Clinical

7669 (MA)

Group Taxonomy 193400000X MULTIPLE SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. ELIZABETH LIPMAN LEONARD PHD

Authorized Official Title
OWNER
Authorized Official Phone
(781) 788-8484

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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 1760538284, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
0
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
4
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 6 → 12 → 3 5 → 10 → 1 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 2 + 0 + 1 + 0 + 3 + 1 + 6 + 2 + 1 + 6 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1760538284.

Other Providers at the Same Location


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

Internal Medicine (Cardiovascular Disease)
20 HOPE AVE, STE 206
WALTHAM, MA 02453
Ophthalmology
20 HOPE AVE, SUITE 212
WALTHAM, MA 02453
Internal Medicine (Gastroenterology)
20 HOPE AVE, STE G10
WALTHAM, MA 02453
Surgery
20 HOPE AVE, STE 207
WALTHAM, MA 02453
Psychiatry & Neurology (Psychiatry)
20 HOPE AVE, SUITE G05
WALTHAM, MA 02453
Midwife
20 HOPE AVE, STE 110
WALTHAM, MA 02453
Midwife
20 HOPE AVE, STE 110
WALTHAM, MA 02453
Psychiatry & Neurology (Neurology)
20 HOPE AVE, SUITE 203
WALTHAM, MA 02453
Internal Medicine (Pulmonary Disease)
20 HOPE AVE
WALTHAM, MA 02453
Nurse Practitioner (Family)
20 HOPE AVE, SUITE G10
WALTHAM, MA 02453
Dietitian, Registered
20 HOPE AVE, SUITE G03
WALTHAM, MA 02453
Psychiatry & Neurology (Neurology)
20 HOPE AVE, STE 103
WALITHAM, MA 02453
Internal Medicine
20 HOPE AVE, SUITE G10
WALTHAM, MA 02453
Obstetrics & Gynecology
20 HOPE AVE, #309
WALTHAM, MA 02453
Nurse Practitioner (Psychiatric/Mental Health)
20 HOPE AVE, SUITE G05
WALTHAM, MA 02453
Dentist (Pediatric Dentistry)
20 HOPE AVE, SUITE 306
WALTHAM, MA 02453
Pediatrics
20 HOPE AVE, SUITE G06
WALTHAM, MA 02453
Ophthalmology
20 HOPE AVE, SUITE 106
WALTHAM, MA 02453
Counselor (Mental Health)
20 HOPE AVE, G-05
WALTHAM, MA 02453
Dentist (General Practice)
20 HOPE AVE, #306
WALTHAM, MA 02453

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1760538284, enumerated as an "organization" on January 26, 2007.

The provider is located at 20 HOPE AVE SUITE GO1 WALTHAM, MA 02453 and the phone number is (781) 788-8484.

Psychologist with taxonomy code 103TM1800X and a focus in Intellectual and Developmental Disabilities.