ASTRI MARIE ZIDACK LCPC
NPI 1679944771
Counselor - Professional in Billings, MT

NPI Status: Active since October 14, 2015

Contact Information

801 N 29TH ST
BILLINGS, MT
ZIP 59101
Phone: (406) 238-2500
Fax: (406) 657-4945

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  • Individual
  • Female
  • Counselor
  • Professional

About ASTRI ZIDACK

This page provides the complete NPI Profile along with additional information for Astri Zidack, a provider established in Billings, Montana with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1679944771 assigned on October 2015. The practitioner's primary taxonomy code is 101YP2500X with license number SWP LCPC LIC 7403 (MT). The provider is registered as an individual and her NPI record was last updated 11 years ago.

NPI
1679944771
Provider Name
ASTRI MARIE ZIDACK LCPC
Gender
Female
Entity Type
Individual
Location Address
801 N 29TH ST BILLINGS, MT 59101
Location Phone
(406) 238-2500
Location Fax
(406) 657-4945
Mailing Address
PO BOX 35100 BILLINGS, MT 59107
Mailing Phone
(406) 238-2500
Mailing Fax
(406) 657-4945
Is Sole Proprietor?
No
Enumeration Date
10-14-2015
Last Update Date
10-15-2015
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
SWP LCPC LIC 7403
License State
MT

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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 1679944771, 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 79. The final step is to find the difference between that total and the next multiple of ten (80 - 79 = 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
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
7
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 7 → 14 → 5 9 → 18 → 9 4 → 8 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 8 + 4 + 8 + 7 + 1 + 4 + 24 = 79

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

The next multiple of ten after 79 is 80. The difference is the calculated check digit.

80 - 79 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1679944771.

Other Providers at the Same Location


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

Physician Assistant
801 N 29TH ST
BILLINGS, MT 59101
Audiologist
801 N 29TH ST
BILLINGS, MT 59101
Occupational Therapist
801 N 29TH ST
BILLINGS, MT 59101
Speech-Language Pathologist
801 N 29TH ST
BILLINGS, MT 59101
Advanced Practice Midwife
801 N 29TH ST
BILLINGS, MT 59101
Speech-Language Pathologist
801 N 29TH ST
BILLINGS, MT 59101
Student in an Organized Health Care Education/Training Program
801 N 29TH ST
BILLINGS, MT 59101
Pharmacist
801 N 29TH ST, ATTN: PHARMACY
BILLINGS, MT 59101
Technician/Technologist (Optician)
801 N 29TH ST
BILLINGS, MT 59101
Nurse Practitioner
801 N 29TH ST
BILLINGS, MT 59101
Ophthalmology
801 N 29TH ST
BILLINGS, MT 59101
Family Medicine
801 N 29TH ST
BILLINGS, MT 59101
Physician Assistant (Surgical)
801 N 29TH ST
BILLINGS, MT 59101
Dietitian, Registered
801 N 29TH ST
BILLINGS, MT 59101
Technician/Technologist (Optician)
801 N 29TH ST
BILLINGS, MT 59101
Nurse Practitioner
801 N 29TH ST
BILLINGS, MT 59101
Occupational Therapist
801 N 29TH ST
BILLINGS, MT 59101
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
801 N 29TH ST
BILLINGS, MT 59101
Physician Assistant
801 N 29TH ST
BILLINGS, MT 59101
Speech-Language Pathologist
801 N 29TH ST
BILLINGS, MT 59101

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679944771, enumerated as an "individual" on October 14, 2015.

The provider is located at 801 N 29TH ST BILLINGS, MT 59101 and the phone number is (406) 238-2500.

Counselor with taxonomy code 101YP2500X and a focus in Professional.