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Cardiovascular Disease (Cardiology)

Atif N. Qasim, MD

Works at hospitals in San Francisco, CA · California

Summary

Dr. Atif N. Qasim, MD is a cardiologist at 400 Parnassus Ave, San Francisco, CA 94143. Phone: (415) 476-1000. Accepts Medicare assignment. In 2024, Atif N. Qasim had 957 Original Medicare patients and 1,806 services. NPI 1609801109. 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: Cardiologist (Medicare lists Cardiovascular Disease (Cardiology))
  • Address: 400 Parnassus Ave, San Francisco, CA 94143 · Directions (1 more location)
  • Phone: (415) 476‑1000
  • Medicare: Accepts Medicare assignment
  • Hospitals: UCSF Health Stanyan Hospital, UCSF Medical Center
  • Group practice: University of California San Francisco (+2 more)
  • Medical school: Johns Hopkins University School Of Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Atif N. Qasim, 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 Atif N. Qasim accept Medicare assignment?
Yes. Medicare's clinician data says Atif N. Qasim 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 Atif N. Qasim see?
In 2024, CMS data shows 957 Original Medicare patients and 1,806 services for Atif N. Qasim. This counts Original Medicare only and measures volume, not quality.
What is Atif N. Qasim's NPI number?
1609801109. 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 Atif N. Qasim, 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 patients957
Services billed to Medicare1,806
Different services or procedures32
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)575 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)233 services
  3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)175 services
  4. Ultrasound of heart with color-depicted blood flow, rate and valve function (93325)146 services
  5. Heart muscle strain imaging (93356)141 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 blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease48%
  • Heart failure45%
  • Arthritis44%
  • Atrial fibrillation43%

Hospitals where Atif N. Qasim works

Medicare's Facility Affiliation Data lists Atif N. Qasim 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 Atif N. Qasim is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Atif N. Qasim as a member of these groups (CMS data updated October 2, 2026).

  • University of California San Francisco1,839 clinicians in the group
  • UCSF Medical Group Business Services1,598 clinicians in the group
  • Regents of the University of California732 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in California →

Other cardiologists in San Francisco

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

All cardiologists in San Francisco →

Other clinicians in University of California San Francisco

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

Clinician information

CredentialMD
Medical schoolJohns Hopkins University School Of Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1609801109
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