Grey Charles Gardner, DC
Chiropractor · Billings, MT
Grey Charles Gardner, DC is a chiropractor with a practice address in Billings, Montana, and NPI 1750339164, issued on May 5, 2006. Check the license (Montana 645, as entered in NPPES) with the Montana board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Grey Charles Gardner
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 645 MT
Self-reported in NPPES; status is on the state search - Practice location
- 1644 Broadwater Ave, Billings, MT 59102
- Phone
- (406) 656-7000
- Enumerated
- May 5, 2006
- Record last updated
- Dec 26, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (406) 656-8729
- Medicare enrollment
- Enrolled (PECOS I20100728000453); accepts Medicare assignment
- Medical or professional school
- Western States College Of Chiropractic, 1991
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 474 in Montana → Look up another NPI →
Also registered at 1644 Broadwater Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Grey Charles Gardner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 645Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Grey Charles Gardner among 474 chiropractor records in Montana
Grey Charles Gardner, DC is one of 474 chiropractor records with a practice address in Montana. 27% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 67% newer
- In a Medicare fileNo · 27% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1991 · median 2007 among the 267 with a school on file
- Record last updated2013 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 chiropractor records list a practice address in Billings
They are 59 of the 4,035 NPPES records with a practice address in Billings, and 474 chiropractor records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 474 in Montana → Every provider in Billings → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Jason Aguayo, D.C.Billings, MT 591021639117286
- Karlene Berish, DCBillings, MT 591021255323218
- Cathleen Fellows, DCBillings, MT 591021902986425
- Mark Haynes, DCBillings, MT 591021013933001
- Greg Kaye, D.C.Billings, MT 591021093815631
- Robert Larson, DCBillings, MT 591021780787929
- Kimberly Meier, DCBillings, MT 591021871664128
- Jeffrey Meier, DCBillings, MT 591021376606970
Common questions
What is Grey Charles Gardner, DC's NPI number?
Grey Charles Gardner, DC's National Provider Identifier (NPI) is 1750339164, issued on May 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Grey Charles Gardner, DC located?
The NPPES record lists a practice address at 1644 Broadwater Ave, Billings, MT, 59102. Phone: (406) 656-7000. Providers update this record themselves, so call before visiting.
How can I verify Grey Charles Gardner, DC's license?
NPPES lists Montana license number 645, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.