Trauma Surgeons in Maryland
Data updated monthly · Last refresh October 2026
37 Trauma Surgery providers practice in Maryland. 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.
37providers
Baltimoretop city
Trauma Surgery by city in Maryland
Choose a city to see providers there.
Where Trauma Surgeons in Maryland practice
From CMS Medicare enrollment records covering 24 of the 37 providers listed here (65%). Providers who do not bill Medicare are not included in these figures.
13%solo or small practice (under 10 clinicians)
4%mid-size group (10 to 99)
83%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Trauma Surgeons | All clinicians in group | Main city |
| Shock Trauma Associates PA | 13 | 258 | Baltimore |
| Meritus Medical Center Inc. | 3 | 730 | Hagerstown |
| Medical Practices of Antietam, LLC | 3 | 229 | Hagerstown |
| Dimensions Healthcare Associates, Inc. | 3 | 198 | Upper Marlboro |
| Johns Hopkins University | 2 | 2,886 | Baltimore |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Trauma Surgeons affiliated |
| University of Maryland Medical Center | Baltimore | Nonprofit | 3 of 5 | 12 |
| Umd Rehabilitation & Orthopaedic Institute | Baltimore | Nonprofit | Not rated | 5 |
| Meritus Medical Center | Hagerstown | Nonprofit | 3 of 5 | 4 |
| Suburban Hospital | Bethesda | Nonprofit | 4 of 5 | 3 |
| University of MD Capital Region Medical Center | Upper Marlboro | Nonprofit | 1 of 5 | 3 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Trauma Surgery 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. Howard Champion, MDAnnapolis, MD · No drug or device payments recorded (2025) ·
(410) 626-0322 Dr. Christian Cain, MDBaltimore, MD · No drug or device payments recorded (2025) ·
(410) 328-7280 Dr. Craig Sadler, M.D.Baltimore, MD · $3,667 in drug and device payments (2025) ·
(410) 328-9878 Dr. David Gens, M.D.Baltimore, MD · $30 in drug and device payments (2025) ·
(410) 328-6704 Dr. Deborah Stein, M.D.Baltimore, MD · $1,200 in drug and device payments (2025) ·
(410) 328-6704 Dr. Evan Wong, MD, MPH, FRCSCBaltimore, MD · No drug or device payments recorded (2025) ·
(410) 955-2244 Dr. Francis Tinney, M.D.Baltimore, MD · $205 in drug and device payments (2025) ·
(410) 502-5198 Dr. Jacqueline RobinsonBaltimore, MD · $95 in drug and device payments (2025) ·
(667) 234-6000 Dr. Kristy Hawley, MD MPHBaltimore, MD · $2,140 in drug and device payments (2025) ·
(410) 328-9878 Dr. Madhu Subramanian, M.D.Baltimore, MD · $147 in drug and device payments (2025) ·
(410) 550-0400 Dr. Marcelo Augusto Fontenelle Ribeiro, MDBaltimore, MD · $6,765 in drug and device payments (2025) ·
(410) 328-9781 Dr. Marcie Feinman, MDBaltimore, MD · $254 in drug and device payments (2025) ·
(410) 601-0600 Dr. Matthew Lissauer, M.D.Baltimore, MD · $320 in drug and device payments (2025) ·
(410) 328-6704 Dr. Mayur Narayan, MDBaltimore, MD · $209 in drug and device payments (2025) ·
(410) 328-6704 Dr. Rebecca Schwartz, MDBaltimore, MD · $10,092 in drug and device payments (2025) ·
(410) 328-9878 Dr. Richard Wittmeyer, DOBaltimore, MD · No drug or device payments recorded (2025) ·
(410) 328-4179 Dr. Sarah Murthi, M.D.Baltimore, MD · No drug or device payments recorded (2025) ·
(410) 328-6704 Dr. Sharon Henry, M.D.Baltimore, MD · $134 in drug and device payments (2025) ·
(410) 328-6704 Dr. Shivani Badve, MDBaltimore, MD · No drug or device payments recorded (2025) ·
(317) 650-7504 Dr. Spencer WilsonBaltimore, MD · No drug or device payments recorded (2025) ·
(410) 933-6423 Dr. Steven Holsten, MDBaltimore, MD · No drug or device payments recorded (2025) ·
(706) 294-7182 Dr. Thomas Lopardo, MDBaltimore, MD · $137 in drug and device payments (2025) ·
(410) 328-9781 Dr. Thomas Scalea, M.D.Baltimore, MD · $30 in drug and device payments (2025) ·
(410) 328-6566 Dr. William Chiu, M.D.Baltimore, MD · $30 in drug and device payments (2025) ·
(410) 328-6566 Dr. Zachary EnumahBaltimore, MD · No drug or device payments recorded (2025) ·
(410) 955-5000 Dr. John Graybill, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 295-4400 Dr. John Maddox, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 400-2201 Dr. Reza Moghaddasnia, PA-CBethesda, MD · No drug or device payments recorded (2025) ·
(301) 896-3100 Dr. Asim ShabbirHagerstown, MD · $19 in drug and device payments (2025) ·
(301) 714-4350 Dr. Eldon Hawbaker, MDHagerstown, MD · No drug or device payments recorded (2025) ·
(301) 791-6234 Dr. Marc Kross, M.D.Hagerstown, MD · No drug or device payments recorded (2025) ·
(301) 739-6144 Dr. Usman Waheed, M.D.Randallstown, MD · $2,574 in drug and device payments (2025) ·
(410) 701-4560 Dr. Dany Westerband, M.D., FACSRockville, MD · No drug or device payments recorded (2025) ·
(301) 984-3700 Dr. Jeffrey Muench, M.D.Rockville, MD · $216 in drug and device payments (2025) ·
(301) 230-9299 Dr. Vicki Reese, M.D.Silver Spring, MD · No drug or device payments recorded (2025) ·
(301) 595-0379 Dr. Christopher Michetti, MDUpper Marlboro, MD · No drug or device payments recorded (2025) ·
(240) 677-3000 Common questions
How many Trauma Surgery providers are in Maryland?There are 37 Trauma Surgery providers with active NPI records practicing in Maryland, according to federal NPPES data refreshed monthly.
Which cities in Maryland have the most Trauma Surgery providers?Baltimore (24), Bethesda (3), Hagerstown (3) have the highest concentration of Trauma Surgery providers in Maryland.
How many Trauma Surgery providers in Maryland received drug or device company payments?20 of 37 Trauma Surgery providers in Maryland (54%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 Trauma Surgeons in Maryland work in independent practices or large health systems?Among 24 Trauma Surgeons in Maryland enrolled in Medicare, 13% bill through a solo or small practice with fewer than 10 clinicians, 4% through a mid-size group of 10 to 99, and 83% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Trauma Surgeons in Maryland work at?According to CMS facility affiliation records, the Maryland hospitals where the most Trauma Surgeons hold privileges are University of Maryland Medical Center in Baltimore; Umd Rehabilitation & Orthopaedic Institute in Baltimore; Meritus Medical Center in Hagerstown.
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