Infectious Disease Specialists in Maryland
Data updated monthly · Last refresh October 2026
412 Infectious Disease providers practice in Maryland, including 62 (15%) offering telehealth. The largest concentration is in Baltimore. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
412providers
62telehealth
Baltimoretop city
Infectious Disease by city in Maryland
Choose a city to see providers there.
Infectious Disease providers in Maryland
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Patrick Murphy, M.D.Phoenix, MD · No drug or device payments recorded (2025) ·
(410) 592-7667 Dr. Mark Goldberger, M.D.Potomac, MD · No drug or device payments recorded (2025) ·
(301) 983-1003 Dr. Philip Krause, M.D.Potomac, MD · $416,781 in drug and device payments (2025) ·
(301) 922-2592 Dr. Richard Kenney, MDPotomac, MD · No drug or device payments recorded (2025) ·
(415) 741-6990 Dr. Ali Asad Arastu, MDRockville, MD · $308 in drug and device payments (2025) ·
(301) 605-7468 Dr. Dimitri Iarikov, MDRockville, MD · No drug or device payments recorded (2025) ·
(301) 605-7468 Dr. Gerald Quinnan, MDRockville, MD · No drug or device payments recorded (2025) ·
(301) 460-6625 Dr. Gloria Aggrey, MDRockville, MD · $152 in drug and device payments (2025) · Telehealth ·
(301) 279-2779 Dr. Jay Epstein, M.D.Rockville, MD · No drug or device payments recorded (2025) ·
(301) 827-3518 Dr. Karen Midthun, M.D.Rockville, MD · No drug or device payments recorded (2025) ·
(301) 827-0372 Dr. Mark Snyder, MDRockville, MD · No drug or device payments recorded (2025) ·
(301) 816-6425 Dr. Philip Murphy, M.D.Rockville, MD · No drug or device payments recorded (2025) ·
(301) 461-1051 Dr. Puran Mathur, M.D.Rockville, MD · No drug or device payments recorded (2025) ·
(301) 424-8317 Dr. Roshan Ramanathan, MD, MPHRockville, MD · No drug or device payments recorded (2025) ·
(301) 796-1642 Dr. Ruth Jacobs, M.D.Rockville, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 315-9515 Dr. Sameh Aly, M.D.Rockville, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 605-7468 Dr. Steven Gitterman, M.D.Rockville, MD · No drug or device payments recorded (2025) ·
(301) 871-3591 Dr. Thomas Richie, MDRockville, MD · No drug or device payments recorded (2025) ·
(301) 770-3222 Dr. Vikas Kapoor, M.D,Rockville, MD · No drug or device payments recorded (2025) ·
(301) 279-2779 Dr. Wellington Sun, M.D.Rockville, MD · No drug or device payments recorded (2025) ·
(301) 827-3070 Dr. William BallouRockville, MD · No drug or device payments recorded (2025) ·
(301) 204-4062 Dr. Shah Zafar, MDRosedale, MD · $250 in drug and device payments (2025) · Telehealth ·
(443) 777-8300 Dr. Allen Tustin, M.D.Salisbury, MD · No drug or device payments recorded (2025) ·
(410) 546-4869 Dr. Areej Khan, M.D.Salisbury, MD · $168 in drug and device payments (2025) · Telehealth ·
(410) 546-6400 Dr. Camille Khawand, M.D.Salisbury, MD · No drug or device payments recorded (2025) ·
(410) 749-8370 Dr. Geeti Dhillon, MDSalisbury, MD · $14 in drug and device payments (2025) ·
(410) 912-3616 Dr. Barbara Matthews, MD, MPHSilver Spring, MD · No drug or device payments recorded (2025) ·
(301) 622-1723 Dr. Elias Mamo, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(240) 637-4000 Dr. Elizabeth O'shaughnessy, MDSilver Spring, MD · No drug or device payments recorded (2025) ·
(301) 796-1600 Dr. Frank Trinh, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 588-3322 Dr. Gerald Poley, MDSilver Spring, MD · No drug or device payments recorded (2025) ·
(301) 796-3785 Dr. Gopal Reddy, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(443) 964-5950 Dr. Janaki Kuruppu, M.D.Silver Spring, MD · $170 in drug and device payments (2025) · Telehealth ·
(301) 298-1040 Dr. Jessica RosenSilver Spring, MD · No drug or device payments recorded (2025) ·
(240) 777-3999 Dr. John Mcneil, M.D.Silver Spring, MD · $117 in drug and device payments (2025) ·
(301) 460-6664 Dr. Joseph Malone, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(240) 777-1800 Dr. Kristen Bauer, MDSilver Spring, MD · No drug or device payments recorded (2025) ·
(301) 319-9904 Dr. Lynette Posorske, MDSilver Spring, MD · $352 in drug and device payments (2025) · Telehealth ·
(301) 588-2525 Dr. Marlon Rampaul, M.D.Silver Spring, MD · $81 in drug and device payments (2025) ·
(301) 257-2694 Dr. Marvin Sklar, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 319-7478 Dr. Michael Koren, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 319-9904 Dr. Phuong TrinhSilver Spring, MD · $8,390 in drug and device payments (2025) ·
(301) 588-2525 Dr. Ramani Reddy, MDSilver Spring, MD · $221 in drug and device payments (2025) · Telehealth ·
(301) 460-6646 Dr. Rebecca Shaffer, MDSilver Spring, MD · $98 in drug and device payments (2025) · Telehealth ·
(301) 588-2525 Dr. Sameer Ismailjee, M.D.Silver Spring, MD · $164 in drug and device payments (2025) · Telehealth ·
(301) 754-7000 Dr. Sarah Browne, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(240) 402-4735 Dr. Seife Yohannes, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 273-3068 Dr. Shruthi Bellapu, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 460-6664 Dr. Shukdeo Sankar, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 960-4682 Dr. Vasilios Pyrgos, MDSilver Spring, MD · $159 in drug and device payments (2025) · Telehealth ·
(301) 588-2525 Conditions Infectious Disease providers in Maryland commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Infectious Disease providers. Individual practices vary, so confirm with the provider before booking.
- Long COVID
- HIV care
- Lyme disease
- Recurrent infections
- Travel medicine
Common questions
How many Infectious Disease providers are in Maryland?There are 412 Infectious Disease providers with active NPI records practicing in Maryland, according to federal NPPES data refreshed monthly.
Do Infectious Disease providers in Maryland offer telehealth?Yes. 62 of the 412 Infectious Disease providers in Maryland (about 15%) report offering telehealth services in CMS data.
Which cities in Maryland have the most Infectious Disease providers?Baltimore (196), Bethesda (86), Silver Spring (24) have the highest concentration of Infectious Disease providers in Maryland.
How many Infectious Disease providers in Maryland received drug or device company payments?101 of 412 Infectious Disease providers in Maryland (25%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Infectious Disease providers in Maryland treat?Infectious Disease providers commonly treat long COVID, HIV care, Lyme disease, recurrent infections, travel medicine and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Infectious Disease Specialists in Maryland work in independent practices or large health systems?Among 174 Infectious Disease Specialists in Maryland enrolled in Medicare, 11% bill through a solo or small practice with fewer than 10 clinicians, 7% through a mid-size group of 10 to 99, and 82% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Infectious Disease Specialists in Maryland work at?According to CMS facility affiliation records, the Maryland hospitals where the most Infectious Disease Specialists hold privileges are Johns Hopkins Hospital, the in Baltimore; University of Maryland Medical Center in Baltimore; Johns Hopkins Bayview Medical Center in Baltimore.
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