Usman A. Zafar, MD

Medicare activity in 2024

Official CMS public-use data for Usman A. Zafar, 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. Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)1,839 services
2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,783 services
3. Injection, midazolam hydrochloride, per 1 mg (J2250)1,739 services
4. Injection, propofol, 10 mg (J2704)1,368 services
5. Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml (Q9966)936 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%
• Arthritis75%
• Ischemic heart disease32%
• Diabetes30%
• Anxiety27%

Hospitals where Usman A. Zafar works

Medicare's Facility Affiliation Data lists Usman A. Zafar 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.

• Fauquier HospitalWarrenton, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490023
• UVA Health Haymarket Medical CenterHaymarket, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490144
• UVA Health Prince William Medical CenterManassas, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490045

Practice locations

Addresses where Usman A. Zafar is enrolled with Medicare (CMS data updated October 2, 2026).

• 8525 Rolling Rd, Suite 200Manassas, VA 20110

Group practices

Medicare enrollment lists Usman A. Zafar as a member of this group (CMS data updated October 2, 2026).

• Nova Advanced Pain Management PLLC3 clinicians in the group

Specialties

• Interventional Pain Managementprimary
• Pain Managementalso

Find other Interventional Pain Management doctors in Virginia →

Other interventional pain specialists in Virginia

Clinicians with the same Medicare primary specialty in Virginia — not a recommendation.

• Chheany W. Ung, MD
• Patrick Oley, MD
• Brian S. Weaver, MD
• Rae J. Davis, MD
• Don N. Nguyen, MD
• Sierra J. Willeford, DO
• Mayo Friedlis, MD
• Yaoming Gu, MD

All interventional pain specialists in Virginia →

Other clinicians in Nova Advanced Pain Management PLLC

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

• Darryl L. Einhorn
• Deeni Bassam, 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