Gregory S. McDonald, D.C.
Chiropractor · Lake Forest, CA
Gregory S. McDonald, D.C. is a chiropractor with a practice address in Lake Forest, California, and NPI 1922008671, issued on Jul 22, 2005. Check the license (California DC16732, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory S. McDonald
- Credential
- D.C.
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- DC16732 CA
Self-reported in NPPES; status is on the state search - Practice location
- 23101 Lake Center Dr Ste 110, Lake Forest, CA 92630
- Phone
- (760) 328-8212
- Enumerated
- Jul 22, 2005
- Record last updated
- Jul 12, 2024
- Fax
- (760) 328-8216
- Medicare enrollment
- Enrolled (PECOS I20050223000296); accepts Medicare assignment
- Medical or professional school
- Los Angeles College Of Chiropractic, 1984
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 11,498 in California → Look up another NPI →
Also registered at 23101 Lake Center Dr Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory S. McDonald in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license DC16732Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Dr Jordan DC Greenlight Chiropractic Lake Forest CA PCLake Forest, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory S. McDonald among 11,498 chiropractor records in California
Gregory S. McDonald, 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. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 25% of these records are
- Graduated1984 · median 1999 among the 2,907 with a school on file
- Record last updated2024 · 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 Lake Forest
They are 37 of the 1,008 NPPES records with a practice address in Lake Forest, and 11,498 chiropractor records in California.
All 11,498 in California → Every provider in Lake Forest → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Shane Doney, D.C.Lake Forest, CA 926301104999614
- Connie Evans, D.C.Lake Forest, CA 926301922109982
- Robert Glover, D.C.Lake Forest, CA 926301467482117
- Brendan Harkins, D.C.Lake Forest, CA 926301316922578
- Nardeep Jawanda, D.C.Lake Forest, CA 926301427164136
- Kurt JohnsonLake Forest, CA 926301891856688
- Daryl Kowalik, D.C.Lake Forest, CA 926301528149499
- Michael Linnell, D.C.Lake Forest, CA 926301154493757
Common questions
What is Gregory S. McDonald, D.C.'s NPI number?
Gregory S. McDonald, D.C.'s National Provider Identifier (NPI) is 1922008671, issued on Jul 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory S. McDonald, D.C. located?
The NPPES record lists a practice address at 23101 Lake Center Dr Ste 110, Lake Forest, CA, 92630. Phone: (760) 328-8212. Providers update this record themselves, so call before visiting.
How can I verify Gregory S. McDonald, D.C.'s license?
NPPES lists California license number DC16732, 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.