Clinicians affiliated with Johns Hopkins University

713 clinicians on file with this group · most practice in Baltimore-Columbia-Towson, MD · PAC ID 4981745098

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

624 clinicians affiliated with Johns Hopkins University are in the 2024 Medicare Part B data, 515 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 · Internal Medicine (84) · Diagnostic Radiology (81) · Physician Assistant (64) · Pathology (44) · Hospitalist (40) · Nurse Practitioner (35) · Cardiology (29) · General Surgery (26) · Orthopedic Surgery (23) · Gastroenterology (22) · Radiation Oncology (22) · Otolaryngology (14) · Infectious Disease (11) · Clinical Cardiac Electrophysiology (10) · Dermatology (10) · Hospice and Palliative Care (9) · Pulmonary Disease (9) · Neurology (7) · Advanced Heart Failure and Transplant Cardiology (6) · Nephrology (6) · Physical Medicine and Rehabilitation (6) · Audiologist (5) · Cardiac Surgery (5) · Critical Care (Intensivists) (5) · Geriatric Medicine (5) · Medical Oncology (4) · Nuclear Medicine (4) · Rheumatology (4) · Speech Language Pathologist (4) · Thoracic Surgery (4) · Endocrinology (3) · Interventional Radiology (3) · Emergency Medicine (2) · Hematology (2) · Pain Management (2) · Pediatric Medicine (2) · Plastic and Reconstructive Surgery (2) · Vascular Surgery (2) · Allergy/ Immunology (1) · Colorectal Surgery (Proctology) (1) · Family Practice (1) · Hand Surgery (1) · Podiatry (1) · Sleep Medicine (1) · Surgical Oncology (1) · Urology (1)

Specialty links go to the specialty in Baltimore-Columbia-Towson, MD.

Clinicians affiliated with Johns Hopkins University, 2024

Alphabetical by last name; 401–500 of 624.

NameSpecialtyCity
Elise Ng, M.D.DermatologyBaltimore, MD
Saowanee Ngamruengphong, MDGastroenterologyBaltimore, MD
Duc M Nguyen, MDOrthopedic SurgeryBaltimore, MD
Thang C Nguyen, M.D.Internal MedicineBaltimore, MD
Lolita Nidadavolu, M.D., PH.D.Geriatric MedicineBaltimore, MD
Anna E Nidecker, M.D.Diagnostic RadiologyBaltimore, MD
Carrie NiemanOtolaryngologyBaltimore, MD
Timothy M Niessen, MD, MPHInternal MedicineBaltimore, MD
Ashwini M Niranjan-Azadi, M.D.Internal MedicineBaltimore, MD
Jonas G Noe, MDInternal MedicineBaltimore, MD
Norris J Nolan, MDPathologyBethesda, MD
Stephanie K Nothelle, MDGeriatric MedicineBaltimore, MD
Bardia Nourbakhsh, M.D.NeurologyBaltimore, MD
Vincent J Obias, M.D.Colorectal Surgery (Proctology)Cleveland, OH
Kaelin O'ConnellInternal MedicineBaltimore, MD
Maureen S O'Donnell Debritz, M.D.General SurgeryFairfax, VA
Tamara N Oei, M.D.Diagnostic RadiologyRockville, MD
Uzoamaka A Ofodu, MDHospitalistBaltimore, MD
Claire E O'Grady, MDInternal MedicineBaltimore, MD
Serena M Ogunwole, M.D.Internal MedicineBaltimore, MD
Opeoluwa T Olayinka, M.DInternal MedicineBaltimore, MD
Eniola T Oluyemi, MDDiagnostic RadiologySeattle, WA
Kevin W O'Malley, M.D.HospitalistBaltimore, MD
Dilek OncelDiagnostic RadiologyBaltimore, MD
Greg M Osgood, M.D.Orthopedic SurgeryBaltimore, MD
Kiyoko Oshima, MDPathologyMilwaukee, WI
Michael OsnardHospitalistBaltimore, MD
Beryl A Otieno, MDInternal MedicineTowson, MD
Susan Otremba, CRNPNurse PractitionerBaltimore, MD
Licia Pacheco-Luna, MDNuclear MedicineBaltimore, MD
Brandi R Page, M.D.Radiation OncologyWashington, DC
Katherine S Panettiere-Kennedy, MDInternal MedicineBaltimore, MD
Amanda L Panfil, PA-CPhysician AssistantCheverly, MD
Babita PanigrahiDiagnostic RadiologyBaltimore, MD
Jessica H Park, MDHospitalistBaltimore, MD
Joan J Park, MDInternal MedicineBaltimore, MD
Brett C Parker, M.D.General SurgeryBaltimore, MD
Nirav K Patel, MDOrthopedic SurgeryBethesda, MD
Jill A PattonNurse PractitionerBaltimore, MD
Ivonne M Pena, M.D.Internal MedicineBaltimore, MD
Nitipong Permpalung, M.D.Infectious DiseaseBaltimore, MD
Kerry E PetersenPhysician AssistantBaltimore, MD
Luu V Pham, M.D.Critical Care (Intensivists)Baltimore, MD
Benjamin Philosophe, M.D.General SurgeryBaltimore, MD
Kristine M Pietsch, CCC-SLPSpeech Language PathologistBaltimore, MD
Isabel R Pimenta, MDHospitalistBaltimore, MD
Jeffrey Pinco, M.D.PathologyColumbia, MD
Yuval PintoInternal MedicineLutherville, MD
Jenifer Pitman, M.D.Diagnostic RadiologyBaltimore, MD
Lisa Pocratsky, PAPhysician AssistantBethesda, MD
Sandra A Polin, MDDiagnostic RadiologyWashington, DC
Craig E Pollack, M.D.Internal MedicineBaltimore, MD
Marek Polomsky, MDCardiac SurgerySyracuse, NY
Elie Portnoy, M.D,Diagnostic RadiologyBaltimore, MD
Wendy S Post, M.D.CardiologyBaltimore, MD
Edward M Powers, MDClinical Cardiac ElectrophysiologyIowa City, IA
Jennifer G Powers, M.D.DermatologyMonroe, NC
Avani Prabhakar, MBBS MPHHospice and Palliative CareBaltimore, MD
Sunil M Prasad, M.D.Thoracic SurgeryBethesda, MD
Reed D Quinn, MDThoracic SurgeryGreeley, CO
Harry Quon, MDRadiation OncologyBaltimore, MD
Resham Rahat, MDHospitalistBaltimore, MD
Faisal Rahman, B.M., B.CHCardiologyBaltimore, MD
Ravi Rajpoot, MDDiagnostic RadiologyMaywood, IL
Murugappan Ramanathan, M.D.OtolaryngologyBaltimore, MD
Sandesh S Rao, MDOrthopedic SurgeryWashington, DC
Jessica Ratner, MDHospitalistBaltimore, MD
Shariq S Raza, M.D.Critical Care (Intensivists)Philadelphia, PA
Pouneh Razavi, M.D.Diagnostic RadiologyWashington, DC
Janet D Record, M.D.Internal MedicineBaltimore, MD
Blake ReddickNurse PractitionerLutherville Timonium, MD
Kristin J Redmond, MDRadiation OncologyBaltimore, MD
Rachel Reisdorf, AC-CRNPNurse PractitionerBaltimore, MD
Colleen G Renzi, PA-CPhysician AssistantNorth Bethesda, MD
Jon R Resar, M.D.CardiologyBaltimore, MD
Nadereh Rezaeieh AzadiNurse PractitionerBethesda, MD
Jenna RiceNurse PractitionerBel Air, MD
Stephanie M Richards, M.D.PathologyColumbia, MD
Andrea L Richardson, MD PHDPathologyWashington, DC
Lauren N Riggs, PAPhysician AssistantArmonk, NY
Lee H Riley, M.D.Orthopedic SurgeryLutherville, MD
Dennis W Rivenburgh, PHYSICIAN ASSTISTANTPhysician AssistantBaltimore, MD
James W Robey, M.D.General SurgeryBethesda, MD
Christine M Robinson, PA-CPhysician AssistantBethesda, MD
Matthew L Robinson, MDInfectious DiseaseBaltimore, MD
Ricardo H Roda, M.D. PH.D.NeurologyBaltimore, MD
Andrew Rodriguez, PA-CPhysician AssistantBethesda, MD
Carey D Roesler, PA-CPhysician AssistantBaltimore, MD
Alexandra B Roginsky Tsesis, MDGeneral SurgeryMchenry, IL
Jaclyn E Rohan, PAPhysician AssistantWashington, DC
Michael E Ronan, PACPhysician AssistantColumbia, MD
Lisa Rooper, MDPathologyBaltimore, MD
Lindsey S Roque, AUDAudiologistBaltimore, MD
Maxim Rosario, MB BCH BAO D.PHILPathologyBaltimore, MD
Michael R Rose, MD, MPHInternal MedicineBaltimore, MD
Kristen H Rowe, NP-CNurse PractitionerBaltimore, MD
Steven F Rutkowski, AGACNPNurse PractitionerBaltimore, MD
Antoinette R Saddler, MDGastroenterologyWashington, DC
Sarina K Sahetya, M.D.Pulmonary DiseaseBaltimore, MD
Haris I Sair, M.D.Diagnostic RadiologyBaltimore, MD

Practice locations

Listed practice locations in District of Columbia, Maryland, Pennsylvania, 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