SONIA L DEMAIO LMHC INC
NPI 1538003249
Counselor - Mental Health in Chicopee, MA

NPI Status: Active since April 15, 2026

Contact Information

1262 MEMORIAL DR STE 1B
CHICOPEE, MA
ZIP 01020
Phone: (413) 478-4829
Fax: (339) 333-9251

Get Directions Write a Review

  • Organization
  • Counselor
  • Mental Health

About SONIA L DEMAIO LMHC INC

This page provides the complete NPI Profile along with additional information for Sonia L Demaio Lmhc Inc, a provider established in Chicopee, Massachusetts operating as a Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1538003249 assigned on April 2026. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an organization and their NPI record was last updated April 2026. 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 Sonia L Demaio Lmhc (Owner/provider)

NPI
1538003249
Provider Name
SONIA L DEMAIO LMHC INC
Entity Type
Organization
Location Address
1262 MEMORIAL DR STE 1B CHICOPEE, MA 01020
Location Phone
(413) 478-4829
Location Fax
(339) 333-9251
Mailing Address
1262 MEMORIAL DR STE 1B CHICOPEE, MA 01020
Mailing Phone
(413) 478-4829
Mailing Fax
(339) 333-9251
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-15-2026
Last Update Date
04-15-2026
Code Navigator

A mental health counselor like Sonia L Demaio Lmhc Inc provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers

Group Taxonomy 193400000X 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

SONIA L DEMAIO LMHC

Authorized Official Title
OWNER/PROVIDER
Authorized Official Phone
(413) 478-4829

Reviews for SONIA L DEMAIO LMHC INC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1538003249, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 0 + 0 + 6 + 2 + 8 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1538003249.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Counselor (Addiction (Substance Use Disorder))
1262 MEMORIAL DR STE 1B
CHICOPEE, MA 01020

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538003249, enumerated as an "organization" on April 15, 2026.

The provider is located at 1262 MEMORIAL DR STE 1B CHICOPEE, MA 01020 and the phone number is (413) 478-4829.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.