DR. JOHN GARY GROW PH.D.
NPI 1992968366
Psychologist - Clinical in Havre, MT

NPI Status: Active since July 07, 2008

Contact Information

20 13TH ST W
HAVRE, MT
ZIP 59501
Phone: (406) 265-7831

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  • Individual
  • Male
  • Years of Experience 38
  • Psychologist
  • Clinical
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JOHN GROW

This page provides the complete NPI Profile along with additional information for John Grow, a provider established in Havre, Montana with a medical specialization in Psychologist, focusing in clinical and more than 38 years of experience. The healthcare provider is registered in the NPI registry with number 1992968366 assigned on July 2008. The practitioner's primary taxonomy code is 103TC0700X with license number 397 (MT). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1992968366
Provider Name
DR. JOHN GARY GROW PH.D.
Gender
Male
Entity Type
Individual
Location Address
20 13TH ST W HAVRE, MT 59501
Location Phone
(406) 265-7831
Mailing Address
PO BOX 1231 HAVRE, MT 59501
Mailing Phone
(406) 265-7831
Medical School Name
OTHER
Graduation Year
1988
Is Sole Proprietor?
No
Enumeration Date
07-07-2008
Last Update Date
10-09-2025
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A clinical psychologist like John Grow assesses, diagnoses, and treats mental, emotional, and behavioral disorders. Clinical psychologists help people deal with problems ranging from short-term personal issues to severe, chronic conditions. Clinical psychologists interview patients, give diagnostic tests, provide psychotherapy and design behavior modification programs to help patients.

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

Psychologist Clinical

Taxonomy Code
103TC0700X
Type
Behavioral Health & Social Service Providers
License No.
397
License State
MT
Taxonomy Description
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Insurance Plans Accepted

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

  • Blue Preferred Bronze PPO? 201 - PPO
  • Blue Preferred Bronze PPO? 202 - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? 204 - PPO
  • Blue Preferred Gold PPO? 901 - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? 203 - PPO
  • Blue Preferred Silver PPO? 308 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • Peak PPO Bronze HDHP - PPO
  • Peak PPO Bronze Standard - PPO
  • Peak PPO Catastrophic - PPO
  • Peak PPO Gold - PPO
  • Peak PPO Gold Standard - PPO
  • Peak PPO Silver - PPO
  • Peak PPO Silver Standard - PPO
  • Plus Bronze - PPO
  • Plus Bronze Standard - PPO
  • Plus Gold - PPO
  • Plus Gold Standard - PPO
  • Plus Silver Standard - PPO
  • PEAK PPO BRONZE - PPO
  • PEAK PPO BRONZE HDHP - PPO
  • PEAK PPO GOLD - PPO
  • PEAK PPO GOLD HDHP - PPO
  • PEAK PPO SILVER - PPO
  • PEAK PPO SILVER HDHP - PPO
  • Plus Bronze HDHP - PPO
  • Plus Gold HDHP - PPO
  • Core Bronze HSA 10600 - EPO
  • Core Bronze HSA 7500 - EPO
  • Core Bronze HSA 8300 - EPO
  • Core Gold 1500 - EPO
  • Core Gold 3000 - EPO
  • Core Silver 3500 - EPO
  • Core Silver 4500 - EPO
  • Core Silver 5000 - EPO
  • Core Silver 7500 - EPO
  • Core Standard Expanded Bronze HSA - EPO
  • Core Standard Gold - EPO
  • Core Standard Silver - EPO
  • PacificSource Oregon Standard Bronze HSA Plan Core - EPO
  • PacificSource Oregon Standard Gold Plan Core - EPO
  • PacificSource Oregon Standard Silver Plan Core - EPO

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

Medicare Participation & PECOS Enrollment Status

John Grow is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

John Grow is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging and Durable Medical Equipment (DME).

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 7810061991

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20080807000384, I20091016000133

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: No

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $43.06 for a new patient copayment and $25.04 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 59501 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99205

  • Average New Patient Price $172.26
  • Minimum New Patient Price $56.81
  • Maximum New Patient Price $172.26
  • Average New Patient Copayment $43.06
  • Minimum New Patient Copayment $14.2
  • Maximum New Patient Copayment $43.06

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $100.16
  • Minimum Established Patient Price $18.24
  • Maximum Established Patient Price $140.32
  • Average Established Patient Copayment $25.04
  • Minimum Established Patient Copayment $4.56
  • Maximum Established Patient Copayment $35.08

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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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 1992968366, 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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
3
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 9 → 18 → 9 9 → 18 → 9 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 8 + 6 + 1 + 6 + 3 + 1 + 2 + 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 1992968366.

Other Providers at the Same Location


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

Family Medicine
20 13TH ST W
HAVRE, MT 59501
Psychologist (Clinical)
20 13TH ST W
HAVRE, MT 59501
Orthopaedic Surgery
20 13TH ST W
HAVRE, MT 59501
Internal Medicine
20 13TH ST W
HAVRE, MT 59501
Psychiatry & Neurology (Psychiatry)
20 13TH ST W
HAVRE, MT 59501
Physician Assistant
20 13TH ST W
HAVRE, MT 59501
Pharmacist
20 13TH ST W
HAVRE, MT 59501
Audiologist-Hearing Aid Fitter
20 13TH ST W
HAVRE, MT 59501
Clinic/Center
20 13TH ST W
HAVRE, MT 59501
Physician Assistant
20 13TH ST W
HAVRE, MT 59501
Orthopaedic Surgery
20 13TH ST W
HAVRE, MT 59501
Physician Assistant
20 13TH ST W
HAVRE, MT 59501
Optometrist
20 13TH ST W, BOX 1231
HAVRE, MT 59501
Physician Assistant
20 13TH ST W
HAVRE, MT 59501
Internal Medicine
20 13TH ST W
HAVRE, MT 59501
Psychologist (Clinical)
20 13TH ST W
HAVRE, MT 59501
Psychologist (Clinical)
20 13TH ST W
HAVRE, MT 59501
Nurse Practitioner (Primary Care)
20 13TH ST W
HAVRE, MT 59501
Pharmacy (Community/Retail Pharmacy)
20 13TH ST W
HAVRE, MT 59501
Surgery
20 13TH ST W
HAVRE, MT 59501

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992968366, enumerated as an "individual" on July 07, 2008.

The provider is located at 20 13TH ST W HAVRE, MT 59501 and the phone number is (406) 265-7831.

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.

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