MATTHEW LEE VELISSARIS
NPI 1013341221
Counselor in Milwaukee, WI

NPI Status: Active since August 23, 2013

Contact Information

4001 W CAPITOL DR
MILWAUKEE, WI
ZIP 53216
Phone: (414) 759-5193

NPI Profile Information
Primary Taxonomy
Medicare Participation & PECOS Status
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Counselor
PECOS Enrolled

About MATTHEW VELISSARIS

This page provides the complete NPI Profile along with additional information for Matthew Velissaris, a provider established in Milwaukee, Wisconsin with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1013341221 assigned on August 2013. The practitioner's primary taxonomy code is 101Y00000X with license number 1942-226 (WI). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI: 1013341221
Provider Name: MATTHEW LEE VELISSARIS
Gender: Male
Entity Type: Individual
Location Address: 4001 W CAPITOL DR MILWAUKEE, WI 53216
Location Phone: (414) 759-5193
Mailing Address: 4929 W FOND DU LAC AVE M MILWAUKEE, WI 53216
Mailing Phone: (414) 871-6122
Mailing Fax
Is Sole Proprietor?: No
Enumeration Date: 08-23-2013
Last Update Date: 06-09-2014
Code Navigator

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
Taxonomy Code: 101Y00000X
Type: Behavioral Health & Social Service Providers
License No.: 1942-226
License State: WI
Taxonomy Description: A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

Medicare Participation & PECOS Enrollment Status

Matthew Velissaris is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging and Durable Medical Equipment (DME).

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): No
Eligible to Order or Refer Power Mobility Devices: No

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 1013341221, 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 2

Pos 4

Unchanged

Pos 5

Doubled → 6

Pos 6

Unchanged

Pos 7

Doubled → 2

Pos 8

Unchanged

Pos 9

Doubled → 4

Check

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 1 → 2 3 → 6 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 2 + 3 + 6 + 4 + 2 + 2 + 4 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1013341221.