John Gregory Clark, D.C.
Orthopedic Chiropractor · Fresno, CA
John Gregory Clark, D.C. is an orthopedic chiropractor with a practice address in Fresno, California, and NPI 1386731677, issued on Oct 6, 2006. Check the license (California 17061, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Gregory Clark
- Credential
- D.C.
- Primary taxonomy
- Orthopedic Chiropractor 111NX0800X
- License number
- 17061 CA
Self-reported in NPPES; status is on the state search - Practice location
- 7461 N 1St St, Fresno, CA 93720
- Phone
- (559) 226-3400
- Enumerated
- Oct 6, 2006
- Record last updated
- Jan 25, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (559) 226-3963
- Medicare enrollment
- Enrolled (PECOS I20061129000347); may accept Medicare assignment
- Medical or professional school
- Palmer College Chiropractic - West Sunnyvale, 1984
- Entity
- Type 1 · individual
8 nearest orthopedic chiropractor records → All 160 in California → Look up another NPI →
Also registered at 7461 N 1St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Goishi, D.D.S.General Practice Dentistry1326182940
Verify John Gregory Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 17061Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $19.46
1 payment: food and beverage; the largest payer was Djo, LLC. The 14 providers of this specialty with any payment received $105.57 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
John Gregory Clark among 160 orthopedic chiropractor records in California
John Gregory Clark, D.C. is one of 160 orthopedic chiropractor records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 42% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 18% of these records are
- Graduated1984 · median 1983 among the 28 with a school on file
- Record last updated2018 · 83% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111NX0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopedic Chiropractor providers in California
There are 160 orthopedic chiropractor records in California.
All 160 in California → Every provider in Fresno → Orthopedic Chiropractor nationwide →
The 8 orthopedic chiropractor records with the nearest ZIP codes
- Stanley Cusak, D.C., D.A.B.C.O.Fresno, CA 937201376577650
- Karl Kallmann, D.C.Fresno, CA 937051215075767
- Lowell Birch, D.C.Lancaster, CA 935341932258175
- David Eckel, D.C.Lancaster, CA 935341609906692
- Michael Martello, D.C.Pacific Grove, CA 939501104857754
- Gayle Walsh, D.C.Pacific Grove, CA 939501699700708
- Alden Soohoo, DCSouth San Francisco, CA 940801770694838
- Joana Da Rosa, D.C., D.A.B.C.O.San Francisco, CA 941081760695894
Common questions
What is John Gregory Clark, D.C.'s NPI number?
John Gregory Clark, D.C.'s National Provider Identifier (NPI) is 1386731677, issued on Oct 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Gregory Clark, D.C. located?
The NPPES record lists a practice address at 7461 N 1St St, Fresno, CA, 93720. Phone: (559) 226-3400. Providers update this record themselves, so call before visiting.
How can I verify John Gregory Clark, D.C.'s license?
NPPES lists California license number 17061, as entered by the provider. Search the California 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. Medicare files from data.cms.gov. 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.