DR. DAVID JOHN HOULIHAN M.D.
NPI 1427021252
Psychiatry & Neurology - Psychiatry in Tomah, WI

NPI Status: Active since February 10, 2006

Contact Information

500 E VETERANS ST
TOMAH, WI
ZIP 54660
Phone: (608) 372-1778

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Psychiatry

About DAVID HOULIHAN

This page provides the complete NPI Profile along with additional information for David Houlihan, a provider established in Tomah, Wisconsin with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1427021252 assigned on February 2006. The practitioner's primary taxonomy code is 2084P0800X with license number 35991 (WI). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1427021252
Provider Name
DR. DAVID JOHN HOULIHAN M.D.
Gender
Male
Entity Type
Individual
Location Address
500 E VETERANS ST TOMAH, WI 54660
Location Phone
(608) 372-1778
Mailing Address
500 E VETERANS ST TOMAH, WI 54660
Mailing Phone
(608) 372-1778
Is Sole Proprietor?
Yes
Enumeration Date
02-10-2006
Last Update Date
07-08-2007
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A psychiatrist like David Houlihan are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.

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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

Psychiatry & Neurology Psychiatry

Taxonomy Code
2084P0800X
Type
Allopathic & Osteopathic Physicians
License No.
35991
License State
WI
Taxonomy Description
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

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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 1427021252, 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
0
Doubled → 0
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 2 → 4 0 → 0 1 → 2 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 0 + 2 + 2 + 2 + 1 + 0 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1427021252.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Nurse Practitioner
500 E VETERANS ST, VA MEDICAL CENTER
TOMAH, WI 54660
Social Worker (Clinical)
500 E VETERANS ST, 425/7
TOMAH, WI 54660
Optometrist
500 E VETERANS ST
TOMAH, WI 54660
Audiologist-Hearing Aid Fitter
500 E VETERANS ST
TOMAH, WI 54660
Psychologist (Clinical)
500 E VETERANS ST
TOMAH, WI 54660
Psychologist (Clinical)
500 E VETERANS ST
TOMAH, WI 54660
Counselor (Professional)
500 E VETERANS ST
TOMAH, WI 54660
Dentist (General Practice)
500 E VETERANS ST, DENTAL DEPT./160
TOMAH, WI 54660
Physical Therapist
500 E VETERANS ST
TOMAH, WI 54660
Physician Assistant
500 E VETERANS ST
TOMAH, WI 54660
Pharmacist (Pharmacotherapy)
500 E VETERANS ST
TOMAH, WI 54660
Pharmacist (Pharmacotherapy)
500 E VETERANS ST
TOMAH, WI 54660
Registered Nurse (Psychiatric/Mental Health)
500 E VETERANS ST
TOMAH, WI 54660
Psychologist (Clinical)
500 E VETERANS ST
TOMAH, WI 54660
Physician Assistant (Medical)
500 E VETERANS ST
TOMAH, WI 54660
Audiologist
500 E VETERANS ST, VA MEDICAL CENTER
TOMAH, WI 54660
Psychiatry & Neurology (Neurology)
500 E VETERANS ST
TOMAH, WI 54660
Occupational Therapist
500 E VETERANS ST
TOMAH, WI 54660
Clinic/Center (VA)
500 E VETERANS ST
TOMAH, WI 54660

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427021252, enumerated as an "individual" on February 10, 2006.

The provider is located at 500 E VETERANS ST TOMAH, WI 54660 and the phone number is (608) 372-1778.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.