MR. JOHN SELKIRK DULANEY JR. L.C.S.W.
NPI 1013206473
Counselor - Mental Health in Greenwich, CT

NPI Status: Active since April 06, 2011

Contact Information

270 GREENWICH AVE
GREENWICH, CT
ZIP 06830
Phone: (203) 869-1970
Fax: (860) 350-2832

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  • Individual
  • Male
  • Counselor
  • Mental Health

About JOHN DULANEY

This page provides the complete NPI Profile along with additional information for John Dulaney, a provider established in Greenwich, Connecticut with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1013206473 assigned on April 2011. The practitioner's primary taxonomy code is 101YM0800X with license number 005084 (CT). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1013206473
Provider Name
MR. JOHN SELKIRK DULANEY JR. L.C.S.W.
Gender
Male
Entity Type
Individual
Location Address
270 GREENWICH AVE GREENWICH, CT 06830
Location Phone
(203) 869-1970
Location Fax
(860) 350-2832
Mailing Address
270 GREENWICH AVE GREENWICH, CT 06830
Mailing Phone
(203) 869-1970
Mailing Fax
(860) 350-2832
Is Sole Proprietor?
No
Enumeration Date
04-06-2011
Last Update Date
04-06-2011
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A mental health counselor like John Dulaney 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.
005084
License State
CT

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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 1013206473, we treat the final digit (3) 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

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
0
Unchanged
Pos 3
1
Doubled → 2
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
4
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
3
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 2 → 4 6 → 12 → 3 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 2 + 3 + 4 + 0 + 1 + 2 + 4 + 1 + 4 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1013206473.

Other Providers at the Same Location


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

Marriage & Family Therapist
270 GREENWICH AVE
GREENWICH, CT 06830
Marriage & Family Therapist
270 GREENWICH AVE
GREENWICH, CT 06830
Psychologist (Clinical)
270 GREENWICH AVE
GREENWICH, CT 06830
Community/Behavioral Health
270 GREENWICH AVE
GREENWICH, CT 06830
Counselor (Professional)
270 GREENWICH AVE
GREENWICH, CT 06830
Psychologist (Counseling)
270 GREENWICH AVE
GREENWICH, CT 06830
Clinic/Center (Adolescent and Children Mental Health)
270 GREENWICH AVE
GREENWICH, CT 06830
Social Worker (Clinical)
270 GREENWICH AVE
GREENWICH, CT 06830
Social Worker (Clinical)
270 GREENWICH AVE
GREENWICH, CT 06830

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1013206473, enumerated as an "individual" on April 06, 2011.

The provider is located at 270 GREENWICH AVE GREENWICH, CT 06830 and the phone number is (203) 869-1970.

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