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Dr. Christopher S. Granda, DO

Occupational Medicine (Preventive Medicine/Occupational Environmental Medicine Physician)

330 Lewis St
San Diego, CA 92103

Who else practices at this address →

San Diego County includes primary care (1% of residents) and mental health (1% of residents) shortage areas. About shortage areas

Call (800) 926-8273

At a glance

In the NPI registry since
2014

Licensed in California since 2019, according to the Osteopathic Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2014Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Preventive Medicine/Occupational Environmental Medicine Physician primary
    CA license 20A17584 (first issued 2019; current)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Occupational Medicine per capita by county →

Other Occupational Medicine clinicians in San Diego

Sources

NPI registry (CMS NPPES, November 2026; record last updated June 17, 2025), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1619391786. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.