Clinicians affiliated with Lifespan Behavioral Health Services PC

29 clinicians on file with this group · most practice in Washington-Arlington-Alexandria, DC-VA-MD-WV · PAC ID 4082041637

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

14 clinicians affiliated with Lifespan Behavioral Health Services PC are in the 2024 Medicare Part B data, 2 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 · Physician Assistant (4) · Licensed Clinical Social Worker (3) · Nurse Practitioner (3) · Licensed Professional Counselor (2) · Psychiatry (2)

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

Clinicians affiliated with Lifespan Behavioral Health Services PC, 2024

Alphabetical by last name; 14.

NameSpecialtyCity
Linda Campbell, LCPCLicensed Professional CounselorGreenbelt, MD
Alison R Carlew, PA-CPhysician AssistantFrederick, MD
Matthew CorrentiPhysician AssistantFrederick, MD
John Dahunsi, DNPNurse PractitionerOlney, MD
Olatunji Folawewo, CRNP-PMHNurse PractitionerGreenbelt, MD
Anna M Gabriszeski, LCSW-CLicensed Clinical Social WorkerGreenbelt, MD
Geoffrey G Grammer, M.D.PsychiatryOlney, MD
Larry S Harper, LCSW-CLicensed Clinical Social WorkerFrederick, MD
Amy D Hedderman, MSW, LCSW-CLicensed Clinical Social WorkerClarksburg, MD
Kathy L Holian, PA-CPhysician AssistantGreenbelt, MD
Christina L Poff-Long, LCPCLicensed Professional CounselorFrederick, MD
Amy SchwartzbaumPhysician AssistantFrederick, MD
Joshua Sussal, MDPsychiatryGreenbelt, MD
Christopher Wheatley, NPNurse PractitionerGreenbelt, MD

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