MR. FERNANDO LUIS VELAZQUEZ CADAC I
NPI 1467639351
Counselor - Mental Health in Somerville, MA

NPI Status: Active since January 23, 2008

Contact Information

16 HIGHLAND AVE
SOMERVILLE, MA
ZIP 02143
Phone: (617) 623-5277

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  • Individual
  • Male
  • Counselor
  • Mental Health

About FERNANDO VELAZQUEZ

This page provides the complete NPI Profile along with additional information for Fernando Velazquez, a provider established in Somerville, Massachusetts with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1467639351 assigned on January 2008. The practitioner's primary taxonomy code is 101YM0800X with license number 18381 (MA). The provider is registered as an individual and his NPI record was last updated April 2026.

NPI
1467639351
Provider Name
MR. FERNANDO LUIS VELAZQUEZ CADAC I
Gender
Male
Entity Type
Individual
Location Address
16 HIGHLAND AVE SOMERVILLE, MA 02143
Location Phone
(617) 623-5277
Mailing Address
11 RIVER ST DEDHAM, MA 02026
Mailing Phone
(413) 210-0461
Is Sole Proprietor?
No
Enumeration Date
01-23-2008
Last Update Date
04-15-2026
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A mental health counselor like Fernando Velazquez 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
License No.
18381
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 1467639351, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
4
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
7
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 6 → 12 → 3 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 2 + 7 + 1 + 2 + 3 + 1 + 8 + 3 + 1 + 0 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1467639351.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Counselor (Addiction (Substance Use Disorder))
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Social Worker (Clinical)
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Registered Nurse
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Clinic/Center (Community Health)
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Counselor (Addiction (Substance Use Disorder))
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Specialist
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Counselor (Addiction (Substance Use Disorder))
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Counselor
16 HIGHLAND AVE
SOMERVILLE, MA 02143
Counselor
16 HIGHLAND AVE
SOMERVILLE, MA 02143

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1467639351, enumerated as an "individual" on January 23, 2008.

The provider is located at 16 HIGHLAND AVE SOMERVILLE, MA 02143 and the phone number is (617) 623-5277.

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