Clinicians affiliated with Geisinger Clinic
3,467 clinicians on file with this group · most practice in Scranton--Wilkes-Barre, PA · PAC ID 5395657001
2,928 clinicians affiliated with Geisinger Clinic are in the 2024 Medicare Part B data, 1,743 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report
Affiliated clinicians by specialty, 2024
All specialties · Physician Assistant (539) · Nurse Practitioner (296) · Certified Registered Nurse Anesthetist (CRNA) (264) · Diagnostic Radiology (253) · Internal Medicine (203) · Family Practice (162) · Emergency Medicine (139) · Hospitalist (114) · Anesthesiology (110) · General Surgery (68) · Neurology (58) · Orthopedic Surgery (50) · Gastroenterology (49) · Cardiology (45) · Psychiatry (39) · Pathology (34) · Obstetrics & Gynecology (31) · Critical Care (Intensivists) (25) · Dermatology (25) · Hematology-Oncology (24) · Neurosurgery (23) · Ophthalmology (23) · Otolaryngology (22) · Urology (20) · Optometry (18) · Pulmonary Disease (18) · Radiation Oncology (18) · Nephrology (17) · Podiatry (17) · Medical Oncology (16) · Psychologist, Clinical (14) · Vascular Surgery (14) · Infectious Disease (13) · Rheumatology (12) · Physical Therapist in Private Practice (11) · Interventional Cardiology (10) · Thoracic Surgery (10) · Endocrinology (9) · Interventional Radiology (9) · Sports Medicine (9) · Oral Surgery (Dentist only) (8) · Pediatric Medicine (8) · Hospice and Palliative Care (7) · Physical Medicine and Rehabilitation (7) · Clinical Cardiac Electrophysiology (6) · Hematology (6) · Plastic and Reconstructive Surgery (6) · Sleep Medicine (6) · Addiction Medicine (5) · Allergy/ Immunology (5) · Audiologist (5) · Registered Dietitian or Nutrition Professional (5) · Interventional Pain Management (4) · Licensed Clinical Social Worker (4) · Cardiac Surgery (2) · Colorectal Surgery (Proctology) (2) · Occupational Therapist in Private Practice (2) · Advanced Heart Failure and Transplant Cardiology (1) · Dentist (1) · Geriatric Medicine (1) · Gynecological Oncology (1) · Hand Surgery (1) · Nuclear Medicine (1) · Pain Management (1) · Speech Language Pathologist (1) · Undersea and Hyperbaric Medicine (1)
Specialty links go to the specialty in Scranton--Wilkes-Barre, PA.
Clinicians affiliated with Geisinger Clinic, 2024
Alphabetical by last name; 1,901–2,000 of 2,928.
| Name | Specialty | City |
|---|---|---|
| Melissa A Obmann, D.O. | Vascular Surgery | Wilkesbarre, PA |
| Vladan Obradovic, MD | General Surgery | Danville, PA |
| Edward T O'Brien, M.D. | Medical Oncology | Selinsgrove, PA |
| Thomas M O'Brien, MD | Obstetrics & Gynecology | Wilkes Barre, PA |
| Joshua C Obuch, M.D. | Gastroenterology | Wilkes Barre, PA |
| Joseph Noel N Oconer, MD | Hospitalist | State College, PA |
| Rebecca A O'Donnell, CRNP | Nurse Practitioner | Orwigsburg, PA |
| Shannon M Oertle, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Danville, PA |
| Brett R Oesterling, M.D. | Family Practice | Bellefonte, PA |
| Joan Oguntimein, MD | Anesthesiology | Danville, PA |
| Seong Cheol Oh, M.D. | Diagnostic Radiology | Wilkes-Barre, PA |
| Julie A Ohara, M.D. | Addiction Medicine | Scranton, PA |
| Andrew E Oja, PA-C | Physician Assistant | Lewistown, PA |
| Mark S Okonski, MD | Gastroenterology | Port Matilda, PA |
| Mark F Olaf, D.O. | Emergency Medicine | Danville, PA |
| Haylee E Oldaker, PA-C | Physician Assistant | Bloomsburg, PA |
| Scott R Oldfield, CRNP | Nurse Practitioner | Danville, PA |
| Jon J Olenginski, DO | Internal Medicine | Nanticoke, PA |
| Thomas P Olenginski, M.D. | Rheumatology | Danville, PA |
| Richard M Oley, D.O. | Family Practice | Dallas, PA |
| Jeffrey D Oliver, MD | Neurosurgery | Lancaster, PA |
| Hans P Olsen, M.D. | Orthopedic Surgery | Wilkes Barre, PA |
| Frank C Olshemski, MD | Family Practice | Dallas, PA |
| Michelle Olsheskie, PA-C | Physician Assistant | Danville, PA |
| Amanda M Olson, D.O. | Internal Medicine | Philipsburg, PA |
| Jolly L Ombao, M.D. | Pain Management | Wilkes Barre, PA |
| Douglas J Ombongi, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Williamsport, PA |
| Sara M Ombongi, PA-C | Physician Assistant | Danville, PA |
| Mitchell Onken, M.D. | Neurology | Danville, PA |
| Elif Onursal, D.O. | Critical Care (Intensivists) | Danville, PA |
| Henry K Onyeaka | Psychiatry | West Columbia, SC |
| Amy L Opachko, PA-C | Physician Assistant | Wilkes Barre, PA |
| Brian P Oppermann, M.D. | Rheumatology | State College, PA |
| Francis Oppong, MD, MPH | Family Practice | Verona, NJ |
| Jess W Oren, M.D. | Cardiology | Danville, PA |
| Geraldine Orendain, M.D. | Psychiatry | Brooklyn, NY |
| Danielle T Orourke, PA-C | Physician Assistant | Danville, PA |
| Kerri A Orr, PA-C | Physician Assistant | Scranton, PA |
| Samantha J Orren, PA-C | Physician Assistant | Muncy, PA |
| Thomas C Orsini, M.D. | Diagnostic Radiology | San Diego, CA |
| Eduardo G Ortiz, MD | Dermatology | Wilkes Barre, PA |
| Jeffrey J Ortiz, M.D. | Diagnostic Radiology | New York, NY |
| Philip W Ososkie, PA-C | Physician Assistant | Lewistown, PA |
| Henry Ostman | Pulmonary Disease | Lemoyne, PA |
| Leeann Ostrowski, PA | Physician Assistant | Wilkes Barre, PA |
| Kaitlin E O'Sullivan | Nurse Practitioner | Tunkhannock, PA |
| Harun A Otieno, MD | Interventional Cardiology | Danville, PA |
| Amanda Otto, PA-C | Physician Assistant | Danville, PA |
| Jared C Owens, AU.D. | Audiologist | Wyomissing, PA |
| Melissa Owens, PA-C | Physician Assistant | Lock Haven, PA |
| Kofi Owusu, M.D. | Anesthesiology | Rochester, MN |
| Samuel K Owusu, M.D. | Obstetrics & Gynecology | Port Matilda, PA |
| Bryan J O'Young, M.D. | Physical Medicine and Rehabilitation | Bloomsburg, PA |
| Brianne E Pacenta, PA-C | Physician Assistant | Danville, PA |
| Cybele Pacheco, M.D. | Family Practice | Lewistown, PA |
| Brandon J Pacyna | Family Practice | South Abington Township, PA |
| Heather R Paduck, P.A.-C | Physician Assistant | Wilkes Barre, PA |
| John F Pagnotto, D.O. | Hospitalist | Lewistown, PA |
| Hassan Paknezhad | Otolaryngology | Wilkes Barre, PA |
| Shikha Pal, M.D. | Hospitalist | Scranton, PA |
| Rajendra P Palepu, M.D., | Internal Medicine | State College, PA |
| Theresa A Palko, CRNP | Nurse Practitioner | Danville, PA |
| Mark P Pallis, D.O. | Orthopedic Surgery | Wilkes Barre, PA |
| Matthew Palmer, M.D. | Dermatology | Danville, PA |
| Nancy Palmigiano, PA-C | Physician Assistant | Pittston, PA |
| Miguel M Palos, MD | Diagnostic Radiology | Eden Prairie, MN |
| Amrutha B Panakkal, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Philadelphia, PA |
| Dhwani Y Pandya, M.D. | Medical Oncology | Wilkes Barre, PA |
| Sahil Pandya | Emergency Medicine | Scranton, PA |
| Frederick G Panico, M.D. | Anesthesiology | Seaford, DE |
| Rajiv P Panikkar, MD | Hematology-Oncology | Danville, PA |
| Robin A Panlilio, M.D. | Hospitalist | State College, PA |
| Maura Papi, C.R.N.P. | Nurse Practitioner | Scranton, PA |
| Sandra Parada-Orrego, M.D | Diagnostic Radiology | Edina, MN |
| Alyssa M Park, MD | Urology | Danville, PA |
| John J Park, MD | Anesthesiology | Bristol, PA |
| Lori A Parke, CRNP | Nurse Practitioner | Danville, PA |
| David M Parker, MD | General Surgery | Danville, PA |
| Roop Parlapalli, MD | Hospitalist | Scranton, PA |
| Jessica K Parry, M.S., CCC-SLP | Speech Language Pathologist | Scranton, PA |
| Olivia J Passafiume, PA-S | Physician Assistant | Danville, PA |
| Allison L Passarella, PA-C | Physician Assistant | Wilkes Barre, PA |
| Joan M Passley, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Houston, TX |
| Anil G Patel, M. D. | Diagnostic Radiology | Palm Harbor, FL |
| Anish B Patel, MD | Anesthesiology | West Reading, PA |
| Bijal Patel, MD | Endocrinology | Danville, PA |
| Hardik A Patel, M.D. | Hospitalist | Danville, PA |
| Harsh H Patel | Critical Care (Intensivists) | Danville, PA |
| Jignesh Patel | Internal Medicine | Wilkes-Barre, PA |
| Keshaben Patel, CRNP | Nurse Practitioner | Danville, PA |
| Manisha N Patel, M.D. | Internal Medicine | State College, PA |
| Mayur A Patel, M.D. | Hematology-Oncology | Selinsgrove, PA |
| Megha Patel | Diagnostic Radiology | Wilkes Barre, PA |
| Mehulaben Patel | Internal Medicine | Montoursville, PA |
| Melanie J Patel, D.O. | Cardiology | Lewisburg, PA |
| Namrata Patel, MD | Hematology | Troy, NY |
| Nikul Patel, DO | Internal Medicine | Drexel Hill, PA |
| Nilesh A Patel, M.D. | Hematology-Oncology | State College, PA |
| Priya Patel | Physician Assistant | Scranton, PA |
| Sagar R Patel, M.D. | Anesthesiology | Lewistown, PA |
Practice locations
Listed practice locations in Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, Minnesota, Missouri, North Carolina, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Utah, Virginia, Washington, West Virginia.
Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.
Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations