AllergyNest

Umesh K. Sabharwal, MD

Listed as an allergist, with 2 practice addresses in Fremont and San Francisco, California.

Practice locations 2

  • Jiva Health Inc

    1860 Mowry Ave, Suite 201
    Fremont, CA 94538

    (925) 685-4224

  • Jiva Health Inc

    909 Hyde St, Suite 317
    San Francisco, CA 94109

    (925) 685-4224

From the records

Specialty
Allergist
Records
Medicare records: allergy/immunology (October 2026).
Medicare
Accepts the Medicare-approved amount as payment in full (Medicare assignment), according to CMS’s file. This applies to Original Medicare; Medicare Advantage plans have their own networks. What assignment means
Telehealth
Medicare’s file shows recent telehealth visits. It doesn’t mean every visit can be by video.
Medical school
Graduated 1975; school not named (Medicare records)
Registry record
Last updated May 2015
NPI
1831192160 (national provider registry)

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From CMS’s Doctors and Clinicians file (October 2026) and the national provider registry, NPPES (October 2026). Listings are free and in alphabetical order; we don’t rate or recommend doctors. How we list doctors