Johny Fares, MD

Medicare activity in 2024

Official CMS public-use data for Johny Fares, 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. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)26 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 pressure68%
• Arthritis66%
• Ischemic heart disease42%
• Osteoporosis38%
• Chronic kidney disease30%

Hospitals where Johny Fares works

Medicare's Facility Affiliation Data lists Johny Fares 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.

• Bryn Mawr HospitalBryn Mawr, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390139
• Main Line Hospital LankenauWynnewood, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390195
• Paoli HospitalPaoli, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390153
• Riddle Memorial HospitalMedia, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390222

Practice locations

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

• 100 E Lancaster Ave, Suite 135Wynnewood, PA 19096 (610) 896‑4380
• 120 Valley Green Lane, Suite 510King Of Prussia, PA 19406 (484) 324‑7100

Group practices

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

• Main Line Healthcare1,184 clinicians in the group

Specialties

• Rheumatologyprimary

Find other Rheumatology doctors in Pennsylvania →

Other rheumatologists in Pennsylvania

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

• Stephanie L. Giattino, MD
• Ammarah Hussain, MD
• Shikha Rathi, MD
• Kerry B. Stone, MD
• Orysia M. Kozicky, MD
• Mark P. Diehl, DO
• Gelareh Atefi, MD
• Liliane Min, MD

All rheumatologists in Pennsylvania →

Other clinicians in Main Line Healthcare

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

• Abby Yochim, PA
• Christina Mercogliano, MD
• Winson T. George, DO
• Mitchell B. Berger, MD
• Jadry A. Gruen, MD
• Faraz Sohail, 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