Michael D. Hughes, M.D.
Occupational Medicine Physician · La Mesa, CA
Michael D. Hughes, M.D. is an occupational medicine physician with a practice address in La Mesa, California, and NPI 1831109255, issued on Aug 8, 2006. Check the license (California G66337, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael D. Hughes
- Credential
- M.D.
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- G66337 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5525 Grossmont Center Dr, La Mesa, CA 91942
- Phone
- (619) 644-6600
- Enumerated
- Aug 8, 2006
- Record last updated
- Jun 19, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (619) 644-6632
- Medicaid ID
- 00G663370 CA
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 415 in California → Look up another NPI →
Also registered at 5525 Grossmont Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael D. Hughes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G66337Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average occupational medicine physician in 2024
32 Medicare Part D claims for 24 beneficiaries, against an average of 794 among the 463 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Nitroglycerin Patch11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Michael D. Hughes among 415 occupational medicine physician records in California
Michael D. Hughes, M.D. is one of 415 occupational medicine physician records with a practice address in California. 30% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 57% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2013 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in California
There are 415 occupational medicine physician records in California.
All 415 in California → Every provider in La Mesa → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- Craig Uejo, M.D.La Mesa, CA 919421932210440
- George Colson, M.D.Chula Vista, CA 919101023028503
- Kathy Head, M.D.Chula Vista, CA 919101528171600
- Tiffany Shay Alexander, M.D.Chula Vista, CA 919101346253903
- Laurie Pierce, MDCarlsbad, CA 920081295728442
- Monte Bible, D.O.Escondido, CA 920271053385146
- Christopher Bickford, MDLa Jolla, CA 920371962599225
- Robert Dinenberg, M.D.La Jolla, CA 920371841436706
Common questions
What is Michael D. Hughes, M.D.'s NPI number?
Michael D. Hughes, M.D.'s National Provider Identifier (NPI) is 1831109255, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael D. Hughes, M.D. located?
The NPPES record lists a practice address at 5525 Grossmont Center Dr, La Mesa, CA, 91942. Phone: (619) 644-6600. Providers update this record themselves, so call before visiting.
How can I verify Michael D. Hughes, M.D.'s license?
NPPES lists California license number G66337, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael D. Hughes, M.D. prescribe under Medicare Part D?
In 2024, Michael D. Hughes, M.D. had 32 Medicare Part D claims for 24 beneficiaries; the average among occupational medicine physician prescribers was 794. Part D covers Medicare prescriptions only.
What is Michael D. Hughes, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.