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Internal Medicine

Shadan Ghaemian, MD

Works at hospitals in Mountain View, CA · California

Summary

Dr. Shadan Ghaemian, MD is an internal medicine doctor at 201 Old San Francisco Rd, Sunnyvale, CA 94086. Phone: (408) 739-6000. Accepts Medicare assignment. In 2024, Shadan Ghaemian had 180 Original Medicare patients and 278 services. NPI 1629118153. 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: 201 Old San Francisco Rd, Sunnyvale, CA 94086 · Directions (3 more locations)
  • Phone: (408) 739‑6000
  • Medicare: Accepts Medicare assignment
  • Hospital: El Camino Health
  • Group practice: Sutter Bay Medical Foundation
  • Medical school: Medical College Of Wisconsin · graduated 1994 (32 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Shadan Ghaemian, 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 Shadan Ghaemian accept Medicare assignment?
Yes. Medicare's clinician data says Shadan Ghaemian 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 Shadan Ghaemian see?
In 2024, CMS data shows 180 Original Medicare patients and 278 services for Shadan Ghaemian. This counts Original Medicare only and measures volume, not quality.
What is Shadan Ghaemian's NPI number?
1629118153. 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 Shadan Ghaemian, 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 patients180
Services billed to Medicare278
Different services or procedures20
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)103 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)79 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)40 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)22 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol69%
  • High blood pressure63%
  • Arthritis33%
  • Osteoporosis27%
  • Diabetes21%
  • Depression21%

Hospitals where Shadan Ghaemian works

Medicare's Facility Affiliation Data lists Shadan Ghaemian 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.

  • El Camino HealthMountain View, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050308

Practice locations

Addresses where Shadan Ghaemian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Shadan Ghaemian as a member of this group (CMS data updated October 2, 2026).

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Sunnyvale

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

All internal medicine doctors in Sunnyvale →

Other clinicians in Sutter Bay Medical Foundation

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

Clinician information

CredentialMD
Medical schoolMedical College Of Wisconsin
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1629118153
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