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Hospitalist

Ubayd U. Haq, MD

Works at hospitals in Los Angeles, CA · San Francisco, CA · California

Summary

Dr. Ubayd U. Haq, MD is a hospitalist at 505 Parnassus Ave, San Francisco, CA 94143. Phone: (415) 476-4029. Accepts Medicare assignment. NPI 1598467961. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Ubayd U. Haq, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ubayd U. Haq accept Medicare assignment?
Yes. Medicare's clinician data says Ubayd U. Haq accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Ubayd U. Haq's NPI number?
1598467961. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ubayd U. Haq works

Medicare's Facility Affiliation Data lists Ubayd U. Haq at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Ubayd U. Haq is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ubayd U. Haq as a member of this group (CMS data updated October 2, 2026).

  • Regents of the University of California732 clinicians in the group

Specialties

Find other Hospitalist doctors in California →

Other hospitalists in San Francisco

Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.

All hospitalists in San Francisco →

Other clinicians in Regents of the University of California

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2023 (3 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598467961
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians