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Hematology/Oncology

Nisha Hariharan, MD

Works at hospitals in Fort Bragg, CA · San Francisco, CA · California

Summary

Nisha Hariharan, MD (Hematology/Oncology) is listed by Medicare at 2 hospitals in Fort Bragg, CA and San Francisco, CA. NPI 1679004543. 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 Nisha Hariharan, 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

Hematology/OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
3Years since medical school (graduated 2023)
Pennsylvania State University College Of MedicineMedical school
FemaleGender (as listed)
University of California San FranciscoGroup practice (+1 more)

Quick answers

Which hospitals does Nisha Hariharan work at?
Medicare's official clinician data lists Nisha Hariharan at 2 hospitals: Adventist Health Mendocino Coast and UCSF Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nisha Hariharan see patients?
Medicare's clinician data lists 6 practice locations, including San Francisco, CA, Burlingame, CA and Berkeley, CA. Call before your visit to confirm the address.
What is Nisha Hariharan's specialty?
Medicare lists Hematology/Oncology as the primary specialty, and also Internal Medicine.
Does Nisha Hariharan accept Medicare assignment?
Yes. Medicare's clinician data says Nisha Hariharan 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.
Does Nisha Hariharan offer telehealth?
Medicare's clinician data says Nisha Hariharan offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Nisha Hariharan?
(650) 341-9131, as listed in official Medicare / NPI Registry data.
What is Nisha Hariharan's NPI number?
1679004543. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nisha Hariharan works

Medicare's Facility Affiliation Data lists Nisha Hariharan 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 Nisha Hariharan is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Nisha Hariharan as a member of these groups (CMS data updated 2026-10-02).

  • University of California San Francisco1,839 clinicians in the group
  • UCSF Medical Group Business Services1,598 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in California →

Other hematologist-oncologists in San Francisco

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

All hematologist-oncologists in San Francisco →

Clinician information

CredentialMD
Medical schoolPennsylvania State University College Of Medicine
Graduation year2023
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1679004543
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