Quick answers
- Which hospitals does Leena K. Gupta work at?
- Medicare's official clinician data lists Leena K. Gupta at 4 hospitals: Alta Bates Summit Medical Center, Alta Bates Summit Medical Center - Alta Bates Camp…, Highland Hospital and St Rose Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leena K. Gupta see patients?
- Medicare's clinician data lists 3 practice locations, including San Jose, CA, Walnut Creek, CA and San Leandro, CA. Call before your visit to confirm the address.
- What is Leena K. Gupta's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Leena K. Gupta accept Medicare assignment?
- Yes. Medicare's clinician data says Leena K. Gupta accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Leena K. Gupta?
- (408) 666-0392, as listed in official Medicare / NPI Registry data.
- What is Leena K. Gupta's NPI number?
- 1811901580. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leena K. Gupta works
Medicare's Facility Affiliation Data lists Leena K. Gupta at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Alta Bates Summit Medical CenterOakland, CA · Acute Care Hospital · CCN 050043
- Alta Bates Summit Medical Center - Alta Bates Camp…Berkeley, CA · Acute Care Hospital · CCN 050305
- Highland HospitalOakland, CA · Acute Care Hospital · CCN 050320
- St Rose HospitalHayward, CA · Acute Care Hospital · CCN 050002
Practice locations
Addresses where Leena K. Gupta is enrolled with Medicare (CMS data updated 2026-10-02).
- 175 N Jackson Ave, Suite 207San Jose, CA 95116 (408) 666‑0392
- 2637 Shadelands DrWalnut Creek, CA 94598 (925) 378‑4512
- 2800 Benedict DrSan Leandro, CA 94577 (408) 666‑0392
Group practices
Medicare enrollment lists Leena K. Gupta as a member of this group (CMS data updated 2026-10-02).
- Bass Medical Group291 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in San Jose
Clinicians with the same Medicare primary specialty in San Jose, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811901580 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians