Vannita Simma Chiang, MD

Medicare activity in 2024

Official CMS public-use data for Vannita Simma Chiang, 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.

Most frequent services

1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)198 services
2. Ultrasound measurement of bladder capacity after voiding (51798)95 services
3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)79 services
4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)71 services
5. Diagnostic exam of bladder and urethra using an endoscope (52000)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 cholesterol75%
• High blood pressure67%
• Arthritis53%
• Diabetes32%
• Ischemic heart disease29%
• Anxiety25%

Hospitals where Vannita Simma Chiang works

Medicare's Facility Affiliation Data lists Vannita Simma Chiang 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.

• Mount Sinai WestNew York, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330046

Practice locations

Addresses where Vannita Simma Chiang is enrolled with Medicare (CMS data updated October 2, 2026).

• 2510 30th AveLong Island City, NY 11102 (718) 932‑1000
• 2520 30th AveAstoria, NY 11102 (718) 808‑7777

Group practices

Medicare enrollment lists Vannita Simma Chiang as a member of these groups (CMS data updated October 2, 2026).

• Icahn School of Medicine at Mount Sinai2,843 clinicians in the group
• North Shore Medical Group of the Mount Sinai School of Medicine331 clinicians in the group

Specialties

• Urologyprimary

Find other Urology doctors in New York →

Other urologists in Long Island City

Clinicians with the same Medicare primary specialty in Long Island City, NY — not a recommendation.

• Osama M. Zaytoun, MD
• Reza Mehrazin, MD
• Kyrollis Attalla, MD
• John Sfakianos, MD
• Ketan K. Badani, MD

All urologists in Long Island City →

Other clinicians in Icahn School of Medicine at Mount Sinai

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

• Yunsoo A. Lee, MD
• Vaibhav Patel, MD
• Benjamin A. Zalta, MD
• Kaushal M. Kulkarni, MD
• David S. Ezon, MD
• Roshan C. Asrani, MD

Clinician information

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