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Obstetrics/Gynecology

Tien M. Le, DO

Works at hospitals in San Francisco, CA · Castro Valley, CA · California

Summary

Tien M. Le, DO (Obstetrics/Gynecology) is listed by Medicare at 2 hospitals in San Francisco, CA and Castro Valley, CA. NPI 1871176743. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Tien M. Le, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
5Years since medical school (graduated 2021)
FemaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Which hospitals does Tien M. Le work at?
Medicare's official clinician data lists Tien M. Le at 2 hospitals: California Pacific Medical Center-Davies Campus Hospital and Eden Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tien M. Le see patients?
Medicare's clinician data lists 3 practice locations, including Castro Valley, CA and Fremont, CA. Call before your visit to confirm the address.
What is Tien M. Le's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Tien M. Le accept Medicare assignment?
Yes. Medicare's clinician data says Tien M. Le 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 Tien M. Le?
(510) 886-3400, as listed in official Medicare / NPI Registry data.
What is Tien M. Le's NPI number?
1871176743. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tien M. Le works

Medicare's Facility Affiliation Data lists Tien M. Le at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Tien M. Le is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Tien M. Le as a member of this group (CMS data updated 2026-10-02).

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in California →

Other OB-GYNs in Castro Valley

Clinicians with the same Medicare primary specialty in Castro Valley, CA — not a recommendation.

All OB-GYNs in Castro Valley →

Clinician information

CredentialDO
Graduation year2021
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1871176743
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians