ELLEN ROY-DAY M.C.
NPI 1689757486
Counselor - Mental Health in Scottsdale, AZ

NPI Status: Active since October 23, 2006

Contact Information

9817 N 95TH ST STE 110B
SCOTTSDALE, AZ
ZIP 85258
Phone: (602) 616-6125
Fax: (602) 652-0261

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  • Individual
  • Female
  • Counselor
  • Mental Health

About ELLEN ROY-DAY

This page provides the complete NPI Profile along with additional information for Ellen Roy-day, a provider established in Scottsdale, Arizona with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1689757486 assigned on October 2006. The practitioner's primary taxonomy code is 101YM0800X with license number LC1370 (AZ). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1689757486
Provider Name
ELLEN ROY-DAY M.C.
Gender
Female
Entity Type
Individual
Location Address
9817 N 95TH ST STE 110B SCOTTSDALE, AZ 85258
Location Phone
(602) 616-6125
Location Fax
(602) 652-0261
Mailing Address
9817 N. 95TH STREET, SUITE 110B SCOTTSDALE, AZ 85258
Mailing Phone
(602) 616-6125
Mailing Fax
(602) 652-0261
Is Sole Proprietor?
No
Enumeration Date
10-23-2006
Last Update Date
07-08-2007
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A mental health counselor like Ellen Roy-day 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.

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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 Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
LC1370
License State
AZ

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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 1689757486, 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 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
6
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
4
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 8 → 16 → 7 7 → 14 → 5 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 + 6 + 1 + 6 + 9 + 1 + 4 + 5 + 1 + 4 + 4 + 1 + 6 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1689757486.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689757486, enumerated as an "individual" on October 23, 2006.

The provider is located at 9817 N 95TH ST STE 110B SCOTTSDALE, AZ 85258 and the phone number is (602) 616-6125.

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