Clinicians affiliated with Upmc St Margaret

Acute Care Hospitals · Voluntary non-profit - Private · 815 Freeport Road, Pittsburgh, PA 15215 · Pittsburgh, PA · CCN 390102

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

800 clinicians affiliated with Upmc St Margaret are in the 2024 Medicare Part B data (859 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Internal Medicine (102) · Family Practice (98) · Diagnostic Radiology (84) · Physician Assistant (55) · Certified Registered Nurse Anesthetist (CRNA) (50) · Orthopedic Surgery (45) · Cardiology (36) · Neurology (28) · Gastroenterology (27) · Anesthesiology (20) · Pulmonary Disease (20) · Medical Oncology (17) · Nurse Practitioner (17) · Neurosurgery (14) · Ophthalmology (14) · Otolaryngology (13) · Urology (13) · Endocrinology (12) · Physical Medicine and Rehabilitation (12) · Rheumatology (12) · Emergency Medicine (10) · General Surgery (10) · Geriatric Medicine (10) · Infectious Disease (8) · Nephrology (8) · Dermatology (6) · Psychiatry (6) · Radiation Oncology (6) · Hematology (5) · Podiatry (5) · Hospitalist (4) · Pathology (4) · Allergy/ Immunology (3) · Hematology-Oncology (3) · Thoracic Surgery (3) · Vascular Surgery (3) · Hospice and Palliative Care (2) · Obstetrics & Gynecology (2) · Plastic and Reconstructive Surgery (2) · Advanced Heart Failure and Transplant Cardiology (1) · Cardiac Surgery (1) · Colorectal Surgery (Proctology) (1) · Hand Surgery (1) · Interventional Pain Management (1) · Nuclear Medicine (1) · Optometry (1) · Pediatric Medicine (1) · Preventive Medicine (1) · Sports Medicine (1) · Surgical Oncology (1)

Clinicians affiliated with Upmc St Margaret, 2024

Alphabetical by last name; 401–500 of 800.

NameSpecialtyCity
Lewis MarchEmergency MedicinePittsburgh, PA
Maggie MarcusPhysician AssistantPittsburgh, PA
Stanley M Marks, M.D.HematologyPittsburgh, PA
Margaret L Martin, MDFamily PracticeTarentum, PA
Timothy MartinHospitalistCheswick, PA
Silvia Martinez Laverde, M.D.RheumatologyPittsburgh, PA
Michelle MasnoviAnesthesiologyPittsburgh, PA
Michael MathierCardiologyPittsburgh, PA
Brionna Matt, DOInfectious DiseasePhiladelphia, PA
Michele Matthews-MlakarInternal MedicineSewickley, PA
Craig MauroOrthopedic SurgeryPittsburgh, PA
Kelly McarthurDiagnostic RadiologySecaucus, NJ
Neal S Mccall, MDRadiation OncologyPittsburgh, PA
Joanne M Mccarten, MSN, CRNPNurse PractitionerPittsburgh, PA
Edward J Mcclain, MDOrthopedic SurgeryPittsburgh, PA
Amy McconaghyCertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
Melissa McconnellCertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
Patricia Mccullough, CRNACertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
Sean McdermottAnesthesiologyPittsburgh, PA
Richard L Mcgough, MDOrthopedic SurgeryPittsburgh, PA
Jonathan Mcgovern, M.D.Diagnostic RadiologyPittsburgh, PA
Brian MclaughlinHematology-OncologyPittsburgh, PA
Corey Mcmurray, PAPhysician AssistantOakmont, PA
Christopher A Mcnulty, MDAnesthesiologyPittsburgh, PA
Monisha MedhiEndocrinologyPittsburgh, PA
David S Melnick, MDAnesthesiologyVero Beach, FL
Oscar D Mena Miranda, MDRheumatologyPittsburgh, PA
Thomas L Mertz, DO, PHARMD.Internal MedicinePittsburgh, PA
Heidi MesleyPhysician AssistantPittsburgh, PA
Joseph Mettenburg, MD, PHDDiagnostic RadiologyPittsburgh, PA
Lori M Michalski, CRNPNurse PractitionerPittsburgh, PA
Nabil H Mikhael, M.D.NephrologyPittsburgh, PA
Dane E Miller, M.D.Diagnostic RadiologyPittsburgh, PA
Margaret A Miller, MDDiagnostic RadiologyPittsburgh, PA
Shamaal M Miller, M.D.AnesthesiologyTampa, FL
Ricci A Minella, MDCardiologyPittsburgh, PA
Edward MistlerNeurologyPittsburgh, PA
Michael L MleckoGastroenterologyWexford, PA
Audrey F Moad, CRNACertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
Catherine MockCertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
Niveditha MohanRheumatologyPittsburgh, PA
Theodore MolnarDiagnostic RadiologyPittsburgh, PA
Daniel J Monahan, MDFamily PracticePittsburgh, PA
Dennis C Monks, M.D., PH.D.Diagnostic RadiologyPittsburgh, PA
Jesse MontagneseDiagnostic RadiologyPittsburgh, PA
Julie A Montgomery, CRNACertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
John MoossyNeurosurgeryPittsburgh, PA
Elena MorariuEndocrinologyPittsburgh, PA
Timothy B Morgan, DODiagnostic RadiologyCincinnati, OH
Mark MorrisseyFamily PracticeNatrona Heights, PA
Peter Mortensen, MDOphthalmologyPittsburgh, PA
Margaret S Morton, MDFamily PracticePittsburgh, PA
Yvonne M Mowery, MD, PHDRadiation OncologyPittsburgh, PA
Nicholas Muller, DPMPodiatryArnold, PA
Juan A Munoz Largacha, M.D.Thoracic SurgeryPittsburgh, PA
Tina MusahlGastroenterologyPittsburgh, PA
Hima B Musunuru, MBBSRadiation OncologyPittsburgh, PA
Valliammai Muthappan, MD.OphthalmologyMurrysville, PA
David A Nace, MDGeriatric MedicinePittsburgh, PA
Zachary NadlerOphthalmologyAbington, PA
Victoria NahorskiPhysician AssistantPittsburgh, PA
Hiam Naiditch, MDInternal MedicinePittsburgh, PA
Yana G Najjar, M.D.Hematology-OncologyWashington, DC
Lindsay A Nakaishi, M.D.Family PracticePittsburgh, PA
Shawn NaseemInternal MedicineMonroeville, PA
Leah M Nash, MDFamily PracticePittsburgh, PA
John Naumovski, MDGeriatric MedicinePittsburgh, PA
Jessica D Navari, PA-CPhysician AssistantPittsburgh, PA
Janet NewcomerFamily PracticePittsburgh, PA
Ka-Kei Ngan, MDDiagnostic RadiologyPittsburgh, PA
Anh Vinh T Nguyen, MDAnesthesiologyMonroeville, PA
Thanh G Nguyen, M.D.NephrologyPittsburgh, PA
Anthony J Nicolas, M.D.RheumatologyPittsburgh, PA
Nicki L Nigro, DPMPodiatryNatrona Heights, PA
Yashmin Nisha, MDDiagnostic RadiologyPittsburgh, PA
Weston NixFamily PracticePittsburgh, PA
Angela North, DOFamily PracticePittsburgh, PA
Margaret Oberst, PAPhysician AssistantPittsburgh, PA
Kathleen M Oconnell, DPM PCPodiatryPittsburgh, PA
Caitlin E O'Connor, CRNACertified Registered Nurse Anesthetist (CRNA)Greeley, CO
David O Okonkwo, M.D.NeurosurgeryPittsburgh, PA
Christopher OlbrichFamily PracticePittsburgh, PA
Carolyn O'LearyCertified Registered Nurse Anesthetist (CRNA)Pittsburgh, PA
Michele A Oleksak, M.D.Family PracticeElderton, PA
William A Oleksak, M.D.Internal MedicineFord City, PA
Adam C Olson, M.D.Radiation OncologyPittsburgh, PA
Michael J Omalley, MDOrthopedic SurgeryPittsburgh, PA
Shirley S Ong, M.D.NeurologyPittsburgh, PA
Michele OrganistInternal MedicinePittsburgh, PA
Shannon R Orr, DOFamily PracticePittsburgh, PA
Jennifer L Osborn, M.D.Medical OncologyPittsburgh, PA
Cristina M Padilla, M.D.RheumatologyRochester, NY
Ryan PagePhysician AssistantNew Castle, PA
Michael R Pagnotto, MDOrthopedic SurgeryPittsburgh, PA
Jihoon ParkDiagnostic RadiologyPittsburgh, PA
Christopher PasseroNephrologyPittsburgh, PA
Hitendra PatelGastroenterologyPittsburgh, PA
Nisha Patel, M.D.Physical Medicine and RehabilitationCharlotte, NC
Yash M Patel, M.D.Diagnostic RadiologyBoston, MA
Monica PaterraPhysician AssistantPittsburgh, PA

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built