JANICE LYNN CANTIERI MSW
NPI 1346037686
Social Worker in Seattle, WA

NPI Status: Active since April 21, 2025

Contact Information

611 12TH AVE S
SEATTLE, WA
ZIP 98144
Phone: (206) 324-1164

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  • Individual
  • Female
  • Social Worker

About JANICE CANTIERI

This page provides the complete NPI Profile along with additional information for Janice Cantieri, a provider established in Seattle, Washington with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1346037686 assigned on April 2025. The practitioner's primary taxonomy code is 104100000X with license number SWIA.SC.61681966 (WA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1346037686
Provider Name
JANICE LYNN CANTIERI MSW
Gender
Female
Entity Type
Individual
Location Address
611 12TH AVE S SEATTLE, WA 98144
Location Phone
(206) 324-1164
Mailing Address
6743 22ND AVE NW SEATTLE, WA 98117
Mailing Phone
(262) 893-8718
Is Sole Proprietor?
No
Enumeration Date
04-21-2025
Last Update Date
05-28-2026
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A social worker like Janice Cantieri helps patients solve and cope with problems in their everyday lives, diagnoses and treats mental, behavioral, and emotional problems. Social workers help in wide range of situations, such as adopting a child, illness, divorce, or unemployment.

Location Map

Secondary Locations

  • 12736 33rd Ave NE
    Seattle, WA 98125
    (206) 324-9360

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

Social Worker

Taxonomy Code
104100000X
Type
Behavioral Health & Social Service Providers
License No.
SWIA.SC.61681966
License State
WA
Taxonomy Description
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

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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 1346037686, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
3
Unchanged
Pos 3
4
Doubled → 8
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
3
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 0 → 0 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 8 + 6 + 0 + 3 + 1 + 4 + 6 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1346037686.

Other Providers at the Same Location


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

Nurse Practitioner (Family)
611 12TH AVE S
SEATTLE, WA 98144
Physician Assistant
611 12TH AVE S, SUITE 200
SEATTLE, WA 98144
Social Worker
611 12TH AVE S, SUITE 200
SEATTLE, WA 98144
Counselor (Mental Health)
611 12TH AVE S
SEATTLE, WA 98144
Dentist (General Practice)
611 12TH AVE S, SUITE 200
SEATTLE, WA 98144
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
611 12TH AVE S
SEATTLE, WA 98144
Pharmacist
611 12TH AVE S
SEATTLE, WA 98144
Dental Hygienist
611 12TH AVE S, SUITE 200
SEATTLE, WA 98144
Family Medicine
611 12TH AVE S
SEATTLE, WA 98144
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
611 12TH AVE S
SEATTLE, WA 98144
Dietitian, Registered
611 12TH AVE S
SEATTLE, WA 98144
Social Worker (Clinical)
611 12TH AVE S
SEATTLE, WA 98144
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
611 12TH AVE S
SEATTLE, WA 98144
Dentist (General Practice)
611 12TH AVE S
SEATTLE, WA 98144
Counselor (Addiction (Substance Use Disorder))
611 12TH AVE S
SEATTLE, WA 98144
Counselor (Addiction (Substance Use Disorder))
611 12TH AVE S
SEATTLE, WA 98144
Counselor (Addiction (Substance Use Disorder))
611 12TH AVE S
SEATTLE, WA 98144
Pharmacist (Ambulatory Care)
611 12TH AVE S
SEATTLE, WA 98144
Counselor (Addiction (Substance Use Disorder))
611 12TH AVE S
SEATTLE, WA 98144
Counselor (Mental Health)
611 12TH AVE S
SEATTLE, WA 98144

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346037686, enumerated as an "individual" on April 21, 2025.

The provider is located at 611 12TH AVE S SEATTLE, WA 98144 and the phone number is (206) 324-1164.

Social Worker with taxonomy code 104100000X.