DR. JOHN GARY GROW PH.D.
NPI 1992968366
Psychologist - Clinical in Havre, MT
About Dr. John Gary Grow Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN GARY GROW PH.D. (NPI 1992968366) is an individual clinical provider in Havre, Montana, licensed in Montana (397) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Northern Montana Hospital, and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Gary Grow Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northern Montana Hospital
Critical Access Hospitals · Havre, MTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Grow's NPI number?
The NPI number for John Grow is 1992968366. It was assigned to this individual provider in the NPPES registry on July 7, 2008.
Where is John Grow located?
John Grow practices at 20 13th St W, Havre, MT 59501. The listed phone number is (406) 265-7831.
What is John Grow's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is John Grow enrolled in Medicare?
Yes. John Grow is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
What insurance does John Grow accept?
Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and PacificSource Health Plans list John Grow as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Grow affiliated with any hospitals?
According to CMS data, John Grow is affiliated with Northern Montana Hospital.
When was this NPI record last updated?
The NPPES record for John Grow was last updated on October 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. John Gary Grow, PH.D. · NPI 1992968366
Clinical provider in Havre, Montana. Individual provider, active in the CMS NPPES registry since July 7, 2008.
## Identity
- **NPI:** 1992968366 (Entity type: Individual)
- **Enumerated:** July 7, 2008
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 397 (Montana)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 13TH ST W, Havre, MT 59501-5215
- **Phone:** (406) 265-7831
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** October 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1992968366) · Data from the CMS NPPES public registry.