| 2020 SURGERY CENTER LLC | GREENSBURG | — |
| 325 ASC LLC | NORRISTOWN | — |
| ABINGTON SURGICAL CENTER | WILLOW GROVE | — |
| ACADEMIC UROLOGY OF PA LLC BRYN MAWR UROLOGY GROUP | ROSEMONT | — |
| ACADEMIC UROLOGY OF PA LLC DBA ASSOCIATES IN UROLOGY | MEDIA | — |
| ACADEMIC UROLOGY OF PA LLC DBA TRI COUNTY UROLOGY | POTTSTOWN | — |
| ADVANCED CENTER FOR SURGERY LLC | ALTOONA | — |
| ADVANCED SURGERY CENTER OF LANCASTER LLC | LANCASTER | — |
| AESTIQUE AMBULATORY SURGICAL CENTER INC | GREENSBURG | — |
| AFP SURGERY CENTER | EXTON | — |
| ALLEGHENEY CLINIC DBA WEXFORD SURGERY CENTER | WEXFORD | — |
| ALLEGHENY CLINIC DBA AHN WESTMORELAND ENDOSCOPY CENTER | GREENSBURG | — |
| ALLEGHENY SURGERY CENTER LLC | ALTOONA | — |
| AMERICAN ACCESS CARE OF PENNSYLVANIA ASC DBA AZURA VASCULAR ACCESS CENTER | PHILADELPHIA | — |
| AMERICAN ACCESS CARE OF SOUTH PHILADELPHIA ASC | PHILADELPHIA | — |
| ANGELINA THERESA BUCCI EYE SURGERY CENTER | WILKES BARRE | — |
| APPLE HILL SURGICAL CENTER | YORK | — |
| ASSOCIATES SURGERY CENTERS LLC | WEST MIFFLIN | — |
| BALA ASC | BALA CYNWYD | — |
| BEAVER VALLEY AMBULATORY SURGERY CENTER LLC | MONACA | — |
| BERKS AMBULATORY SURGERY CENTER LLC | WYOMISSING | — |
| BERKS CENTER FOR DIGESTIVE HEALTH | WYOMISSING | — |
| BERKSHIRE EYE LLC | WYOMISSING | — |
| BERKS UROLOGIC SURGERY CENTER | WYOMISSING | — |
| BERSTEIN HILLIKER HARTZELL EYE CENTER LLP DBA THE SURGERY CENTER OF CENTRAL PA | ALLENWOOD | — |
| BETHEL PARK SURGERY CENTER | BETHEL PARK | — |
| BETHLEHEM ENDOSCOPY CENTER LLC | BETHLEHEM | — |
| BLAIR ENDOSCOPY CENTER LLC | ALTOONA | — |
| BMMSA HEART AND VASCULAR CENTER OF THE MAIN LINE | BRYN MAWR | — |
| BRANDYWINE VALLEY ENDOSCOPY CENTER | DOWNINGTOWN | — |
| BRYN MAWR MEDICAL SPECIALISTS ASSOCIATION | BRYN MAWR | — |
| BUCKS COUNTY GI ENDOSCOPIC SURGICAL CENTER LLC | LEVITTOWN | — |
| BUCKS COUNTY SURGICAL SUITES | WARRINGTON | — |
| CAPITAL SURGERY AND LASER CENTER | HARRISBURG | — |
| CARBON SCHUYLKILL ENDOSCOPY CENTERINC | LEHIGHTON | — |
| CARLISLE ENDOSCOPY CENTER LTD | CARLISLE | — |
| CATARACT AND LASER CENTER OF CENTRAL PA DBA OPHTHALMOLOGY AND SURGICAL INSTITUTE OF CENTERAL PA | CARLISLE | — |
| CENTER FOR THE SURGICAL ARTS LLC | ALTOONA | — |
| CHERRY TREE SURGICAL LLC | HANOVER | — |
| COLLEGE HEIGHTS ENDOSCOPY CENTER LLC | ALLENTOWN | — |
| COMMUNITY SURGERY AND LASER CENTER LLC | WARREN | — |
| CORNERSTONE AMBULATORY SURGERY CENTER LLC | LANGHORNE | — |
| DELAWARE VALLEY NEPHROLOGY AND HYPERTENSION ASSOC PC DBA VASCULAR ACCESS CENTER OF DELAWARE VALLEY | ELKINS PARK | — |
| DELMONT SURGERY CENTER | GREENSBURG | — |
| DEL VAL ASC DBA THE EYE SURGERY CENTER | KING OF PRUSSIA | — |
| DERMATOLOGIC SURGICENTER | PHILADELPHIA | — |
| DERMATOLOGIC SURGICENTER | DREXEL HILL | — |
| DERMATOLOGY AND COSMETIC SURGERY CENTER PC | PITTSBURGH | — |
| DH PHYSICIANS AMBULATORY SERVICES | DOYLESTOWN | — |
| DIGESTIVE DISEASE INSTITUTE | CAMP HILL | — |
| DIGESTIVE HEALTH CENTER OF INDIANA PC | INDIANA | — |
| DOYLESTOWN SURGERY CENTER | DOYLESTOWN | — |
| EASTERN PENNSYLVANIA ENDOSCOPY CENTER LLC | ALLENTOWN | — |
| EAST FREEDOM SURGICAL ASSOCIATION LLC | DUNCANSVILLE | — |
| EAST NORRITON SURGICAL CENTER LLC | EAST NORRITON | — |
| EASTON AMBULATORY SERVICES ASSOCIATE DBA NORTHWOOD SURGERY CENTER | EASTON | — |
| EAST SIDE SURGERY CENTER | PITTSBURGH | — |
| ENDOSCOPY ASSOCIATES OF VALLEY FORGE | LIMERICK | — |
| ENDOSCOPY CENTER AT ST MARY | LANGHORNE | — |
| ENDOSCOPY CENTER OF BUCKS COUNTY LP | NEWTOWN | — |
| ENDOSCOPY CENTER OF CENTRAL PENNSYLVANIA | HERSHEY | — |
| ENDOSCOPY CENTER OF PENNSYLANIA HOSPITAL | PHILADELPHIA | — |
| E RONALD SALVITTI MD DBA SOUTHWESTERN PENNSYLVANIA EYE SURGERY CENTER | WASHINGTON | — |
| EVANGELICAL COMMUNITY HOSPITAL ENDOSCOPY CENTER | LEWISBURG | — |
| EYES OF YORK SURGICAL CENTER LLC | YORK | — |
| EYNON SURGERY CENTER LLC | EYNON | — |
| FORT WASHINGTON SURGERY CENTER LLC | FORT WASHINGTON | — |
| FOUR SEASONS ENDOSCOPY CENTER INC | BEAVER FALLS | — |
| FPM UROGYNECOLOGY CENTER LLC | ALLENTOWN | — |
| GAMMA SURGERY CENTER | PITTSBURGH | — |
| GASTROINTESTINAL ENDOSCOPY CENTER LLC | CHALFONT | — |
| GATEWAY SURGERY CENTER LLC | EDWARDSVILLE | — |
| GEISINGER HM JOINT VENTURE LLC | MONTOURSVILLE | — |
| GI ASC LLC | PHILADELPHIA | — |
| GRANDVIEW SURGERY AND LASER CENTER | CAMP HILL | — |
| GRAND VIEW SURGERY CENTER AT HALEYSVILLE | HARLEYSVILLE | — |
| GRANT SURGICENTER LLC | PHILADELPHIA | — |
| GREATER PITTSBURGH SURGERY LLC | JEFFERSON HILLS | — |
| HANOVER SURGICENTER LLC | HANOVER | — |
| HARRISBURG ENDOSCOPY AND SURGERY CENTER INC | HARRISBURG | — |
| HARRISBURG INTERVENTIONAL PAIN MGMT CTR | HARRISBURG | — |
| HAZLETON AMBULATORY SURGICAL CENTER LLC | HAZLETON | — |
| HAZLETON ENDOSCOPY CENTER INC | HAZLE TOWNSHIP | — |
| HAZLETON SURGERY CENTER LLC | HAZLETON | — |
| HERMITAGE ENDOSCOPY CENTER INC | HERMITAGE | — |
| HERSHEY ENDOSCOPY CENTER LLC | HERSHEY | — |
| HERSHEY OUTPATIENT SURGERY CENTER LP | HERSHEY | — |
| HILLSIDE ENDOSCOPY CENTER LLC | HANOVER | — |
| HOLY REDEEMER AMBULATORY SURGERY CENTER LLC | HUNTINGDON VALLEY | — |
| HUNTINGDON VALLEY SURGERY CENTER | HUNTINGDON VALLEY | — |
| INDIANA AMBULATORY SURGICAL ASSOCIATES LLC | INDIANA | — |
| INTEGRATED SURGICAL INSTITUTE | LEESPORT | — |
| INTERVENTIONAL AND SURGICAL SUITES OF WILKES BARRE LLC | WILKES BARRE | — |
| JEFFERSON ENDOSCOPY CENTER AT BALA | BALA CYNWYD | — |
| JEFFERSON SURGICAL CTR AT NAVY YARD | PHILADELPHIA | — |
| KEYSTONE KIDNEY ASSOCIATES PC | WARMINSTER | — |
| KEYSTONE SURGERY CENTER LTD | POTTSVILLE | — |
| KING OF PRUSSIA SURGERY CENTER LLC | KING OF PRUSSIA | — |
| LACKAWANNA PHYSICIANS AMBULATORY SURGERY CENTER LLC DBA NORTH EAST SURGERY CENTER | SCRANTON | — |
| LANCASTER UROLOGICAL GROUP INC THE UROLOGIC SURGERY CTR | LANCASTER | — |