Clinicians affiliated with National Rehabilitation Hospital, Inc

12 clinicians on file with this group · most practice in Washington-Arlington-Alexandria, DC-VA-MD-WV · PAC ID 2769394097

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

12 clinicians affiliated with National Rehabilitation Hospital, Inc are in the 2024 Medicare Part B data, 11 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 · Orthopedic Surgery (8) · Internal Medicine (2) · Neurosurgery (1) · Physician Assistant (1)

Specialty links go to the specialty in Washington-Arlington-Alexandria, DC-VA-MD-WV.

Clinicians affiliated with National Rehabilitation Hospital, Inc, 2024

Alphabetical by last name; 12.

NameSpecialtyCity
Amjad N Anaizi, MDNeurosurgeryClinton, MD
Deena Babu, P.A.Physician AssistantWashington, DC
Ira Fisch, M.D.Orthopedic SurgeryBethesda, MD
Branum G Griswold, MDOrthopedic SurgeryDenver, CO
Hamid Hassanzadeh, M.D.Orthopedic SurgeryBethesda, MD
Bruce R Knolmayer, M.D.Orthopedic SurgeryMontgomry Village, MD
James S Melvin, M.D.Orthopedic SurgeryChevy Chase, MD
Douglas M Murphy, M.D.Orthopedic SurgeryPotomac, MD
Kirsten L Poehling Monaghan, MDOrthopedic SurgeryRochester, MN
Varun D Sharma, MDInternal MedicineRochester, MN
Towana L Spriggs, M.D.Internal MedicineSilver Spring, MD
Kenneth Vaz, MDOrthopedic SurgeryWashington, DC

Practice locations

Listed practice locations in Maryland.

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