Warden H. Hwan, MD

Medicare activity in 2024

Official CMS public-use data for Warden H. Hwan, 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. Professional service for preparation and provision of 1 or more antigens (95165)138 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)35 services
3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)31 services
4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)27 services
5. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)24 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 pressure62%
• Arthritis56%
• Asthma45%
• Anxiety31%
• Diabetes26%

Hospitals where Warden H. Hwan works

Medicare's Facility Affiliation Data lists Warden H. Hwan 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.

• Geisinger Wyoming Valley Medical CenterWilkes-Barre, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390270
• Geisinger-Community Medical CenterScranton, PA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 390001

Practice locations

Addresses where Warden H. Hwan is enrolled with Medicare (CMS data updated October 2, 2026).

• 1000 Meade St, Suite 102Dunmore, PA 18512 (888) 675‑5437

Group practices

Medicare enrollment lists Warden H. Hwan as a member of this group (CMS data updated October 2, 2026).

• Geisinger Clinic3,467 clinicians in the group

Specialties

• Allergy/Immunologyprimary
• Pediatric Medicinealso

Find other Allergy/Immunology doctors in Pennsylvania →

Other allergist and immunologists in Pennsylvania

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

• Pratibha V. Vakharia, MD
• Joseph A. Diconcetto, MD
• Michael J. Palumbo, MD
• Priya J. Patel, MD
• Andrew G. Vayonis, MD
• Faoud T. Ishmael, MD
• Nancy D. Gordon, MD
• Shannon Kearney, DO

All allergist and immunologists in Pennsylvania →

Other clinicians in Geisinger Clinic

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

• Harini Rathinamanickam, MD
• Xavier Tolliver, CNA
• Joshua S. Gratti, CNA
• Roslyn Feaster, CNA
• Jane Gauriloff-Rothenberg, MD
• Badar U Din Shah, 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