DR. GARDNER SCOTT SMITH MD
NPI 1720182231
Surgery in Lewistown, MT
About Dr. Gardner Scott Smith Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GARDNER SCOTT SMITH MD (NPI 1720182231) is an individual surgery provider in Lewistown, Montana, licensed in Montana (MED-PHYS-LIC-43906) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Reid Health, and maintains a secondary practice location in Richmond.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Gardner Scott Smith Md 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.
Medicare Billing Reassignments
4Medicare enrollment records show Gardner Smith reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lewistown, MT 59457
- Reassigned Medicare billing, Montana enrollment
- 83 clinicians in this Medicare group
Boulder, MT 59632
- Reassigned Medicare billing, Montana enrollment
- 278 clinicians in this Medicare group
Riverton, WY 82501
- Reassigned Medicare billing, Wyoming enrollment
- 54 clinicians in this Medicare group
Richmond, IN 47374
- Reassigned Medicare billing, Indiana enrollment
- 527 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Reid Health
Acute Care Hospitals · Richmond, INCentral Montana Medical Center
Critical Access Hospitals · Lewistown, MTSagewest Health Care
Acute Care Hospitals · Riverton, WYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59457 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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.
LEWISTOWN, MT 59457
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 Gardner Smith's NPI number?
The NPI number for Gardner Smith is 1720182231. It was assigned to this individual provider in the NPPES registry on September 13, 2006.
Where is Gardner Smith located?
Gardner Smith practices at 408 Wendell Ave, Lewistown, MT 59457. The listed phone number is (406) 535-1502.
What is Gardner Smith's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Gardner Smith enrolled in Medicare?
Yes. Gardner Smith 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.
Which organizations bill Medicare for Gardner Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gardner Smith reassigns Medicare benefits to 4 organizations: Central Montana Medical Facilities, Inc. (Lewistown, MT), Scl Health Medical Group-Butte LLC (Boulder, MT), Riverton Physician Practices, LLC (Riverton, WY) and Reid Physician Associates, Inc. (Richmond, IN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gardner Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gardner Smith accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Blue Cross Blue Shield of Wyoming and 6 other insurers list Gardner Smith 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 Gardner Smith affiliated with any hospitals?
According to CMS data, Gardner Smith is affiliated with Reid Health, Central Montana Medical Center and Sagewest Health Care.
When was this NPI record last updated?
The NPPES record for Gardner Smith was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Gardner Scott Smith, MD · NPI 1720182231
Surgery physician in Lewistown, Montana. Individual provider, active in the CMS NPPES registry since September 13, 2006.
## Identity
- **NPI:** 1720182231 (Entity type: Individual)
- **Enumerated:** September 13, 2006
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** MED-PHYS-LIC-43906 (Montana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 408 WENDELL AVE, Lewistown, MT 59457-2261
- **Phone:** (406) 535-1502
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Central Montana Medical Facilities, Inc. (NPI 1427161843, Lewistown, MT); Scl Health Medical Group-Butte LLC (NPI 1861031122, Boulder, MT); Riverton Physician Practices, LLC (NPI 1205875614, Riverton, WY); Reid Physician Associates, Inc. (NPI 1265689111, Richmond, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Alabama School Of Medicine, class of 2002
## Record status
- **NPPES last updated:** October 17, 2025
- **Other identifiers:** Medicaid 0149665 (OH); Medicaid 300120330 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1720182231) · Data from the CMS NPPES public registry.