Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Parastoo Ghafouri Daryani, MD

Works at hospitals in Santa Clara, CA · California

Summary

Dr. Parastoo Ghafouri Daryani, MD is an internal medicine doctor at 700 Lawrence Expy, Santa Clara, CA 95051. Phone: (408) 851-1000. Accepts Medicare assignment. In 2024, Parastoo Ghafouri Daryani had 11 Original Medicare patients and 27 services. NPI 1215100573. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 700 Lawrence Expy, Santa Clara, CA 95051 · Directions
  • Phone: (408) 851‑1000
  • Medicare: Accepts Medicare assignment
  • Hospital: Kaiser Foundation Hospital-Santa Clara
  • Group practice: Permanente Medical Group Inc
  • Medical school: Saginaw Valley Medical College - Nlg · graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Parastoo Ghafouri Daryani, 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 Parastoo Ghafouri Daryani accept Medicare assignment?
Yes. Medicare's clinician data says Parastoo Ghafouri Daryani 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.
How many Medicare patients does Parastoo Ghafouri Daryani see?
In 2024, CMS data shows 11 Original Medicare patients and 27 services for Parastoo Ghafouri Daryani. This counts Original Medicare only and measures volume, not quality.
What is Parastoo Ghafouri Daryani's NPI number?
1215100573. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Parastoo Ghafouri Daryani, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients11
Services billed to Medicare27
Different services or procedures5
Participating Medicare providerYes
Average age of these patients68

Hospitals where Parastoo Ghafouri Daryani works

Medicare's Facility Affiliation Data lists Parastoo Ghafouri Daryani 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 Parastoo Ghafouri Daryani is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Parastoo Ghafouri Daryani as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Santa Clara

Clinicians with the same Medicare primary specialty in Santa Clara, CA — not a recommendation.

All internal medicine doctors in Santa Clara →

Other clinicians in Permanente Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolSaginaw Valley Medical College - Nlg
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215100573
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians