STEPHEN MALLOY RADT-1
NPI 1942707542
Counselor - Addiction (Substance Use Disorder) in San Francisco, CA

NPI Status: Active since April 10, 2018

Contact Information

982 MISSION ST
SAN FRANCISCO, CA
ZIP 94103
Phone: (415) 734-4268

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  • Individual
  • Male
  • Counselor
  • Addiction (Substance Use Disorder)

About STEPHEN MALLOY

This page provides the complete NPI Profile along with additional information for Stephen Malloy, a provider established in San Francisco, California with a medical specialization in Counselor, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1942707542 assigned on April 2018. The practitioner's primary taxonomy code is 101YA0400X. The provider is registered as an individual and his NPI record was last updated 8 years ago.

NPI
1942707542
Provider Name
STEPHEN MALLOY RADT-1
Gender
Male
Entity Type
Individual
Location Address
982 MISSION ST SAN FRANCISCO, CA 94103
Location Phone
(415) 734-4268
Mailing Address
982 MISSION ST SAN FRANCISCO, CA 94103
Is Sole Proprietor?
No
Enumeration Date
04-10-2018
Last Update Date
04-16-2018
Code Navigator

A Substance Abuse or Addiction Counselor like Stephen Malloy advices patients who experience alcoholism, drug addiction, eating disorders, mental health issues, or other mental or behavioral problems. Substance Abuse counselors provide treatment and support to help clients recover from addiction or modify problem behaviors. Many counselors incorporate the principles of 12-step programs, such as Alcoholics Anonymous (AA). They educate clients how to cope with stress and life’s issues in ways that help them recover. Counselors also help patients improve their personal relationships and find ways to discuss their addiction or other problems with family and friends.

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 Addiction (Substance Use Disorder)

Taxonomy Code
101YA0400X
Type
Behavioral Health & Social Service Providers

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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 1942707542, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 8 + 2 + 1 + 4 + 0 + 1 + 4 + 5 + 8 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1942707542.

Other Providers at the Same Location


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

Psychiatry & Neurology (Psychiatry)
982 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
982 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
982 MISSION ST, 2ND FLOOR
SAN FRANCISCO, CA 94103
Licensed Vocational Nurse
982 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
982 MISSION ST
SAN FRANCISCO, CA 94103
Case Management
982 MISSION ST
SAN FRANCISCO, CA 94103
Counselor
982 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker
982 MISSION ST, 2ND FLOOR
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
982 MISSION ST
SAN FRANCISCO, CA 94103
Counselor (Mental Health)
982 MISSION ST
SAN FRANCISCO, CA 94103
Licensed Vocational Nurse
982 MISSION ST
SAN FRANCISCO, CA 94103
Marriage & Family Therapist
982 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker
982 MISSION ST
SAN FRANCISCO, CA 94103
Social Worker (Clinical)
982 MISSION ST
SAN FRANCISCO, CA 94103
Marriage & Family Therapist
982 MISSION ST
SAN FRANCISCO, CA 94103
Case Management
982 MISSION ST
SAN FRANCISCO, CA 94103
Marriage & Family Therapist
982 MISSION ST
SAN FRANCISCO, CA 94103
Counselor (Mental Health)
982 MISSION ST, SAN FRANCISCO
SAN FRANCISCO, CA 94103
Counselor (Mental Health)
982 MISSION ST
SAN FRANCISCO, CA 94103
Counselor (Mental Health)
982 MISSION ST
SAN FRANCISCO, CA 94103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942707542, enumerated as an "individual" on April 10, 2018.

The provider is located at 982 MISSION ST SAN FRANCISCO, CA 94103 and the phone number is (415) 734-4268.

Counselor with taxonomy code 101YA0400X and a focus in Addiction (Substance Use Disorder).