Gregory Lew, D.C.
Chiropractor · Concord, CA
Gregory Lew, D.C. is a chiropractor with a practice address in Concord, California, and NPI 1811622061, issued on Jul 21, 2022. Check the license (California 34958, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Gregory Lew
- Credential
- D.C.
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 34958 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3118 Clayton RD Ste 4, Concord, CA 94519
- Phone
- (415) 823-3572
- Enumerated
- Jul 21, 2022
- Record last updated
- Jan 27, 2026
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 11,498 in California → Look up another NPI →
Verify Gregory Lew in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 34958Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gregory Lew among 11,498 chiropractor records in California
Gregory Lew, D.C. is one of 11,498 chiropractor records with a practice address in California. 7% 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 2022, is newer than 89% of them.
- NPI issued2022 · 89% of these records are older, 9% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileNo · 25% of these records are
- Record last updated2026 · 77% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 chiropractor records list a practice address in Concord
They are 37 of the 9,328 NPPES records with a practice address in Concord, and 11,498 chiropractor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 11,498 in California → Every provider in Concord → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Russell Copping, D.C.Concord, CA 945191750440731
- Eugene Henn, D.C.Concord, CA 945191801923750
- Jennifer Klingstedt, D.C.Concord, CA 945191780622068
- Alexander Morrow, DCConcord, CA 945191922616028
- Daniel Sitzmann, D.C.Concord, CA 945191124119367
- Gerald Thompson, D.C.Concord, CA 945191912188855
- Warren Anderson, D.C.Concord, CA 945181760543607
- David Barton, D,C,Concord, CA 945201841384294
Common questions
What is Gregory Lew, D.C.'s NPI number?
Gregory Lew, D.C.'s National Provider Identifier (NPI) is 1811622061, issued on Jul 21, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Lew, D.C. located?
The NPPES record lists a practice address at 3118 Clayton RD Ste 4, Concord, CA, 94519. Phone: (415) 823-3572. Providers update this record themselves, so call before visiting.
How can I verify Gregory Lew, D.C.'s license?
NPPES lists California license number 34958, 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. 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.