DR. JOHN THOMAS HARRIS M.D.
NPI 1710189709
Psychiatry & Neurology - Psychiatry in Helena, MT

NPI Status: Active since June 03, 2007

Contact Information

900 JACKSON ST
CENTER FOR MENTAL HEALTH
HELENA, MT
ZIP 59601
Phone: (406) 443-7151
Fax: (406) 443-3420

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Psychiatry

About JOHN HARRIS

This page provides the complete NPI Profile along with additional information for John Harris, a provider established in Helena, Montana with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1710189709 assigned on June 2007. The practitioner's primary taxonomy code is 2084P0800X with license number 11371 (MT). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1710189709
Provider Name
DR. JOHN THOMAS HARRIS M.D.
Gender
Male
Entity Type
Individual
Location Address
900 JACKSON ST CENTER FOR MENTAL HEALTH HELENA, MT 59601
Location Phone
(406) 443-7151
Location Fax
(406) 443-3420
Mailing Address
PO BOX 3089 CENTER FOR MENTAL HEALTH GREAT FALLS, MT 59403
Mailing Phone
(406) 761-2100
Mailing Fax
(406) 443-3420
Is Sole Proprietor?
No
Enumeration Date
06-03-2007
Last Update Date
03-07-2023
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A psychiatrist like John Harris 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.
11371
License State
MT
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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
0000099066OTHER (01)MTBLUE CROSS-SHIELD OF MONT
P00692143 C01340OTHER (01)MTRAILROAD MEDICARE

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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 1710189709, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
7
Unchanged
Pos 3
1
Doubled → 2
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
0
Doubled → 0
Check
9
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 1 → 2 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 2 + 0 + 2 + 8 + 1 + 8 + 7 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1710189709.

Other Providers at the Same Location


The following 15 providers are registered at the same or a nearby location.

Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Psychiatry & Neurology (Psychiatry)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Counselor (Professional)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Counselor (Mental Health)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Counselor (Professional)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Counselor (Mental Health)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Counselor (Mental Health)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Social Worker (Clinical)
900 JACKSON ST
HELENA, MT 59601

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1710189709, enumerated as an "individual" on June 03, 2007.

The provider is located at 900 JACKSON ST CENTER FOR MENTAL HEALTH HELENA, MT 59601 and the phone number is (406) 443-7151.

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

The provider might be accepting Accepts: Blue Cross Blue Shield, Medicare, Medicaid and. Please consult your insurance carrier or call the provider to verify.