Clinicians affiliated with Johns Hopkins University
2,909 clinicians on file with this group · most practice in Baltimore-Columbia-Towson, MD · PAC ID 8921903147
2,326 clinicians affiliated with Johns Hopkins University are in the 2024 Medicare Part B data, 1,701 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 · Nurse Practitioner (219) · Certified Registered Nurse Anesthetist (CRNA) (188) · Internal Medicine (167) · Anesthesiology (137) · Physician Assistant (137) · Diagnostic Radiology (111) · Neurology (95) · Emergency Medicine (85) · Ophthalmology (76) · Medical Oncology (73) · Psychiatry (72) · Pathology (69) · Cardiology (68) · Infectious Disease (64) · General Surgery (56) · Pulmonary Disease (50) · Gastroenterology (44) · Obstetrics & Gynecology (39) · Orthopedic Surgery (36) · Otolaryngology (34) · Nephrology (33) · Dermatology (30) · Optometry (30) · Physical Medicine and Rehabilitation (28) · Critical Care (Intensivists) (25) · Rheumatology (24) · Psychologist, Clinical (23) · Radiation Oncology (23) · Urology (23) · Neurosurgery (21) · Hospitalist (20) · Endocrinology (19) · Plastic and Reconstructive Surgery (19) · Geriatric Medicine (17) · Hematology-Oncology (16) · Pediatric Medicine (15) · Audiologist (13) · Allergy/ Immunology (9) · Clinical Cardiac Electrophysiology (9) · Thoracic Surgery (9) · Cardiac Surgery (8) · Interventional Radiology (8) · Advanced Heart Failure and Transplant Cardiology (7) · Certified Nurse Midwife (7) · Gynecological Oncology (7) · Hematology (7) · Pain Management (7) · Vascular Surgery (7) · Hospice and Palliative Care (6) · Nuclear Medicine (5) · Medical Genetics and Genomics (4) · Interventional Pain Management (3) · Addiction Medicine (2) · Colorectal Surgery (Proctology) (2) · Family Practice (2) · Hand Surgery (2) · Licensed Clinical Social Worker (2) · Oral Surgery (Dentist only) (2) · Sleep Medicine (2) · Surgical Oncology (2) · Dentist (1) · General Practice (1) · Geriatric Psychiatry (1) · Interventional Cardiology (1) · Maxillofacial Surgery (1) · Occupational Therapist in Private Practice (1) · Podiatry (1) · Registered Dietitian or Nutrition Professional (1)
Specialty links go to the specialty in Baltimore-Columbia-Towson, MD.
Clinicians affiliated with Johns Hopkins University, 2024
Alphabetical by last name; 1,501–1,600 of 2,326.
| Name | Specialty | City |
|---|---|---|
| Christina Navin, CRNP | Nurse Practitioner | Baltimore, MD |
| Katrina M Nayak, MD | Neurology | Baltimore, MD |
| Tita Pale Ndognjem, DNAP/CRNA | Certified Registered Nurse Anesthetist (CRNA) | Largo, MD |
| Chigozie Ndugba | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Chiadi E Ndumele, M.D. | Cardiology | Baltimore, MD |
| Dale N Needham, M.D. | Critical Care (Intensivists) | Baltimore, MD |
| Jason C Nellis, M.D. | Otolaryngology | Baltimore, MD |
| Kimberly L Nelson, APRN-BC | Nurse Practitioner | Baltimore, MD |
| Enid Neptune, M.D. | Pulmonary Disease | Baltimore, MD |
| Paul Nestadt, M.D. | Psychiatry | Baltimore, MD |
| David N Neubauer, M.D. | Pulmonary Disease | Baltimore, MD |
| Scott D Newsome, D.O. | Neurology | Baltimore, MD |
| Elise Ng, M.D. | Dermatology | Baltimore, MD |
| Saowanee Ngamruengphong, MD | Gastroenterology | Baltimore, MD |
| Duc M Nguyen, MD | Orthopedic Surgery | Baltimore, MD |
| Hien T Nguyen, MD | General Surgery | Baltimore, MD |
| Lam-Anh Nguyen, MD | Anesthesiology | Washington, DC |
| Thai T Nguyen, M.D. | Anesthesiology | Baltimore, MD |
| Thehung E Nguyen, MD | Anesthesiology | Baltimore, MD |
| Elisabeth M Nickels, PH.D. | Psychologist, Clinical | Baltimore, MD |
| Amanda Nickles Fader, MD | Obstetrics & Gynecology | Baltimore, MD |
| Norman G Nicolson, M.D. | General Surgery | Baltimore, MD |
| Lolita Nidadavolu, M.D., PH.D. | Geriatric Medicine | Baltimore, MD |
| Anna E Nidecker, M.D. | Diagnostic Radiology | Baltimore, MD |
| Nicole Niederman, PA-C | Physician Assistant | Baltimore, MD |
| Carrie Nieman | Otolaryngology | Baltimore, MD |
| Melanie K Nies, M.D. | Pediatric Medicine | Baltimore, MD |
| Timothy M Niessen, MD, MPH | Internal Medicine | Baltimore, MD |
| Joshua D Niforatos, MD, MTS | Emergency Medicine | Baltimore, MD |
| Zuriashwork Nigatu, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Gwynn Oak, MD |
| Lucas E Nikkel, M.D. | Orthopedic Surgery | Columbia, MD |
| Ashish Nimgaonkar | Gastroenterology | Baltimore, MD |
| Naren Nimmagadda, MD | Urology | Baltimore, MD |
| Anisha C Ninan, CRNP | Nurse Practitioner | Laurel, MD |
| Ashwini M Niranjan-Azadi, M.D. | Internal Medicine | Baltimore, MD |
| Patricia U Njoku, CRNP | Nurse Practitioner | Baltimore, MD |
| Abigail Nkurukoh | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Nleremchi R Nnwoka, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Jonas G Noe, MD | Internal Medicine | Baltimore, MD |
| Daniel Nogee, M.D. | Emergency Medicine | Atlanta, GA |
| Norris J Nolan, MD | Pathology | Bethesda, MD |
| William B Norbury, MD | Plastic and Reconstructive Surgery | Baltimore, MD |
| Katherine L Norgaard, M.D. | Anesthesiology | Aberdeen, MD |
| Laura Norton, CRNP | Nurse Practitioner | Baltimore, MD |
| Stephanie K Nothelle, MD | Geriatric Medicine | Baltimore, MD |
| Bardia Nourbakhsh, M.D. | Neurology | Baltimore, MD |
| Cheryl Novak, CRNP | Nurse Practitioner | Lutherville, MD |
| Milap A Nowrangi, M.D. | Psychiatry | Baltimore, MD |
| Frederick C Nucifora, D.O.,PH.D.,M.H.S. | Psychiatry | Baltimore, MD |
| Eric L Nuermberger, M.D. | Infectious Disease | Baltimore, MD |
| Ifeyinwa Nwokike, NURSE PRACTITIONER | Nurse Practitioner | Washington, DC |
| Kayla Nyakinye, CRNP | Nurse Practitioner | Baltimore, MD |
| Daniel Nyhan, M.D. | Anesthesiology | Baltimore, MD |
| Sinead Nyhan, MD | Anesthesiology | Baltimore, MD |
| Paul A Nyquist, M.D., M.P.H. | Neurology | Baltimore, MD |
| Christopher B Oakley, M.D. | Neurology | Baltimore, MD |
| Vincent J Obias, M.D. | Colorectal Surgery (Proctology) | Cleveland, OH |
| Kaelin O'Connell | Internal Medicine | Baltimore, MD |
| Maureen S O'Donnell Debritz, M.D. | General Surgery | Fairfax, VA |
| Tamara N Oei, M.D. | Diagnostic Radiology | Rockville, MD |
| Claire E O'Grady, MD | Internal Medicine | Baltimore, MD |
| Serena M Ogunwole, M.D. | Internal Medicine | Baltimore, MD |
| Esther S Oh, M.D. | Geriatric Medicine | Baltimore, MD |
| Linda U Okeke-Ojiudu, MD | Anesthesiology | Columbia, MD |
| Marc Okolowicz, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Abington, PA |
| Nkiruka Okoyechira, DNP | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Lewis L Olaoluwa, APRN | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Opeoluwa T Olayinka, M.D | Internal Medicine | Baltimore, MD |
| Eric T Oliver, M.D. | Allergy/ Immunology | Baltimore, MD |
| Nichelle N Olivier, PA-C | Physician Assistant | Hyattsville, MD |
| Stephen Olomukoro | Certified Registered Nurse Anesthetist (CRNA) | Randallstown, MD |
| Eniola T Oluyemi, MD | Diagnostic Radiology | Seattle, WA |
| Rodney Omron, MD | Emergency Medicine | Ann Arbor, MI |
| Dilek Oncel | Diagnostic Radiology | Baltimore, MD |
| Chiadikaobi U Onyike, M.D. | Psychiatry | Baltimore, MD |
| Ana-Maria Orbai, M.D. | Rheumatology | Baltimore, MD |
| Jonathan B Orens, M.D. | Pulmonary Disease | Baltimore, MD |
| Gabriel Orner, DO | Anesthesiology | Baltimore, MD |
| Paul D O'Rourke, MD, MPH | Internal Medicine | Baltimore, MD |
| Shannon Osborne, MD | Obstetrics & Gynecology | Baltimore, MD |
| Greg M Osgood, M.D. | Orthopedic Surgery | Baltimore, MD |
| Kiyoko Oshima, MD | Pathology | Milwaukee, WI |
| Michael Osnard | Hospitalist | Baltimore, MD |
| Valerie Osula | Emergency Medicine | Baltimore, MD |
| Susan Otremba, CRNP | Nurse Practitioner | Baltimore, MD |
| Valerie Owen, CRNP | Nurse Practitioner | Baltimore, MD |
| Aliyah Pabani, MD | Hematology-Oncology | Baltimore, MD |
| Licia Pacheco-Luna, MD | Nuclear Medicine | Baltimore, MD |
| Brandi R Page, M.D. | Radiation Oncology | Washington, DC |
| Kathleen R Page, M.D. | Infectious Disease | Baltimore, MD |
| Amit K Pahwa, MD | Pediatric Medicine | Baltimore, MD |
| Julie J Paik, M.D. | Rheumatology | Baltimore, MD |
| Channing Paller, M.D. | Medical Oncology | Washington, DC |
| Katherine S Panettiere-Kennedy, MD | Internal Medicine | Baltimore, MD |
| Babita Panigrahi | Diagnostic Radiology | Baltimore, MD |
| Alexander Pantelyat, MD | Neurology | Baltimore, MD |
| Hardin A Pantle, M.D. | Emergency Medicine | Baltimore, MD |
| Katie R Papathakis, CRNP | Nurse Practitioner | Baltimore, MD |
| Jennifer Pardo, M.D. | Pediatric Medicine | Baltimore, MD |
| Carlos A Pardo-Villamizar, M.D. | Neurology | Baltimore, MD |
Practice locations
Listed practice locations in District of Columbia, Maryland, Missouri, North Carolina.
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