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; 801–900 of 2,326.
| Name | Specialty | City |
|---|---|---|
| Henry Halperin, M.D. | Clinical Cardiac Electrophysiology | Baltimore, MD |
| Aditya Halthore, MD | Radiation Oncology | Washington, DC |
| Matthew Hamill, MBCHB | Infectious Disease | Baltimore, MD |
| James P Hamilton, M.D. | Gastroenterology | Baltimore, MD |
| Joy A Hammack, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Allegra J Hamman, CRNP | Nurse Practitioner | Lutherville Timonium, MD |
| Ada Hamosh, M.D. | Medical Genetics and Genomics | Baltimore, MD |
| Ulrike Hamper, M.D. | Diagnostic Radiology | Baltimore, MD |
| Amir H Hamrahian, MD | Endocrinology | Cleveland, OH |
| Gordon X Han, DNP, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Misop Han, M.D. | Urology | Baltimore, MD |
| James Handa, M.D. | Ophthalmology | Baltimore, MD |
| Victoria Handa, M.D. | Obstetrics & Gynecology | Baltimore, MD |
| Kaley Hanlon, PA-C | Physician Assistant | Baltimore, MD |
| Christine L Hann, M.D., PH.D. | Medical Oncology | Baltimore, MD |
| Irini M Hanna, DDS | Maxillofacial Surgery | Baltimore, MD |
| Marie Hanna, M.D. | Anesthesiology | Baltimore, MD |
| Mohamad Hanouneh, M.D | Nephrology | Baltimore, MD |
| Nadia Hansel, M.D. | Critical Care (Intensivists) | Baltimore, MD |
| Jonathan L Hansen, MD | Emergency Medicine | Baltimore, MD |
| Bhakti Hansoti | Emergency Medicine | Baltimore, MD |
| Laura A Hanyok, M.D. | Internal Medicine | Baltimore, MD |
| Corinne S Happel, M.D. | Allergy/ Immunology | Baltimore, MD |
| Uzma Haque, M.D. | Rheumatology | Baltimore, MD |
| Bryce A Harbertson, M.D. | Diagnostic Radiology | Raleigh, NC |
| Andrew W Harbuck, M.D. | Diagnostic Radiology | Portsmouth, VA |
| Babitha Haridas, MD | Neurology | Baltimore, MD |
| Kirlos N Haroun, MD | Emergency Medicine | Baltimore, MD |
| Melanie Haroun, M.D. | Nephrology | Baltimore, MD |
| Che M Harris, M.D. | Internal Medicine | Washington D.C, DC |
| James E Harris, M.D. | General Surgery | Columbia, MD |
| Kathleen A Hartman, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Adekemi A Harvey, MD | Dermatology | Columbia, MD |
| Rani K Hasan, MD | Cardiology | Baltimore, MD |
| Fayyaz H Hashmi, M.D. | Cardiac Surgery | Baltimore, MD |
| Tarek Hassab | General Surgery | Baltimore, MD |
| Hamid Hassanzadeh, M.D. | Orthopedic Surgery | Bethesda, MD |
| Paul Hassoun, M.D. | Pulmonary Disease | Baltimore, MD |
| Frederick J Hauf, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Rachael E Haugen, PA-C | Physician Assistant | Baltimore, MD |
| Lynn Hause, PA-C | Physician Assistant | Baltimore, MD |
| Elliott Haut, M.D. | General Surgery | Baltimore, MD |
| Allison Hays, MD | Cardiology | Baltimore, MD |
| Jin He, MD, PHD | General Surgery | Baltimore, MD |
| Chrisann A Headley, CRNA, RN | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Helene F Hedian, M.D. | Internal Medicine | Lutherville, MD |
| Vishal Hegde, MD | Orthopedic Surgery | Los Angeles, CA |
| Nicole C Heidenreich, PA-C | Physician Assistant | Washington, DC |
| David Hellmann, M.D. | Rheumatology | Baltimore, MD |
| Amanda D Henderson, M.D. | Ophthalmology | Baltimore, MD |
| Melissa Henderson, PA-C | Physician Assistant | Baltimore, MD |
| Travis Henry, MD | Diagnostic Radiology | Saint Louis, MO |
| Nadia Hensley, MD | Anesthesiology | Baltimore, MD |
| Amin S Herati, M.D. | Urology | Baltimore, MD |
| David Hering | Nurse Practitioner | Baltimore, MD |
| Laura Hermann, AUD | Audiologist | Baltimore, MD |
| Everardo Hernandez Quintela, MD, MSC | Ophthalmology | Baltimore, MD |
| Michelle M Hessen, O.D. | Optometry | Baltimore, MD |
| Judy L Hetherington, CRNP | Nurse Practitioner | Baltimore, MD |
| Harry E Heverling, D.O. | Emergency Medicine | Baltimore, MD |
| Kara Hickey, CNM | Certified Nurse Midwife | Baltimore, MD |
| Caitlin W Hicks, M.D., M.S. | Vascular Surgery | Baltimore, MD |
| Peter Hill, M.D. | Emergency Medicine | Baltimore, MD |
| Alexander T Hillel, MD | Otolaryngology | Baltimore, MD |
| Argye Hillis, M.D. | Neurology | Baltimore, MD |
| Howard Hines, M.D. | Dermatology | Salisbury, MD |
| Jeremiah S Hinson, PHD | Emergency Medicine | Baltimore, MD |
| Endrika L Hinton, M.D. | Obstetrics & Gynecology | Lutherville, MD |
| Natalie Hirsch, PA-C | Physician Assistant | Baltimore, MD |
| Rachel Hisim, CRNP | Nurse Practitioner | Baltimore, MD |
| Cheng-Ying Ho, M.D., PH.D. | Pathology | Baltimore, MD |
| Won Jin Ho, M.D. | Medical Oncology | Cleveland, OH |
| Jenny Hoang, MD MBBS | Diagnostic Radiology | Baltimore, MD |
| Chad Hochberg, M.D. | Internal Medicine | Baltimore, MD |
| Jean H Hoffman-Censits, MD | Medical Oncology | Baltimore, MD |
| Christopher J Hoffmann, MD | Infectious Disease | Baltimore, MD |
| Jennifer Hoffmann | Nurse Practitioner | Baltimore, MD |
| Ahmet Hoke, M.D. | Neurology | Baltimore, MD |
| Peter D Holback, PA-C | Physician Assistant | Baltimore, MD |
| Dorene M Holcombe, C.R.N.P. | Nurse Practitioner | Baltimore, MD |
| Matthias Holdhoff, M.D. | Medical Oncology | Baltimore, MD |
| Rachel Holler, PA-C | Physician Assistant | Baltimore, MD |
| Brian Holly, MD | Interventional Radiology | Baltimore, MD |
| Courtenay Holscher, MD | Vascular Surgery | Baltimore, MD |
| Kelvin Hong, MBBCH | Interventional Radiology | Baltimore, MD |
| Julie Hoover-Fong, M.D. | Medical Genetics and Genomics | Baltimore, MD |
| Gary Horewitz, PA | Physician Assistant | Baltimore, MD |
| Clare E Horn | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Deborah J Horwitz, PA-C | Physician Assistant | Baltimore, MD |
| William A Houck, M.D. | Hematology-Oncology | Winchester, VA |
| Margaret C Houser, MD | Diagnostic Radiology | Washington, DC |
| William Howard, M.D. | Psychiatry | Baltimore, MD |
| Eric Howell, M.D. | Internal Medicine | Baltimore, MD |
| Jackie L Howell, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Baltimore, MD |
| Colleen Howland, PA-C | Physician Assistant | Baltimore, MD |
| Erik H Hoyer, MD | Physical Medicine and Rehabilitation | Baltimore, MD |
| Ralph Hruban, M.D. | Pathology | Baltimore, MD |
| Annie W Hsu, MD | Anesthesiology | Baltimore, MD |
| Edbert Hsu, M.D. | Emergency Medicine | Baltimore, MD |
| Jeffrey Hsu, M.D. | Psychiatry | 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