* MHS GENESIS is live! Please allow additional wait times as we continue to roll out the new Electronic Medical Record; see the MHS GENESIS tab for more information *

With updated COVID-19 guidelines from the CDC, we no longer offer walk-in services at the North Severn Clinic Medical Home Port. If you'd like to be seen for COVID-19 symptoms, please schedule an appointment.

About Us

Meet Your Providers



This healthcare treatment facility has earned the Gold Seal of Approval from The Joint Commission, a nationally recognized healthcare accreditation organization.  Earning accreditation signifies many things, with none larger than devotion to patient safety.  By earning the Gold Seal, we are demonstrating that we emphasize quality of care for every patient that we treat.

North Severn

LCDR Lisa Umpa, NC, USN

Specialty: Family Nurse Practitioner
Degree: RN FP
Board: American Association of Nurse Practitioners
 

Dr. Catherine J Haslam MD

Specialty: Family Practice
Degree: MD
Board: American Board of Family Medicine

 

Dr. Julia Castle, MD, MPH, FACP

Specialty: Internal Medicine
Degree: MD
Board: American Board of Internal Medicine
 

Dr. Anne Bowen, DO

Specialty: Family Medicine
Degree: DO
Board: American Board of Family Medicine

 

Dr. Ruben Delpilar

Specialty: Family Medicine
Degree: MD
Board: American Board of Family Medicine

 

Brigade Medical Unit

CAPT Cynthia Bryant, MC, USN

Specialty: Pediatrics and Adolescent Medicine
Degree: MD, FAAP, FSAHM
Board: American Board of Adolescent Medicine

 

CDR Sean McGrath, MC, USN

Specialty: Emergency Medicine
Degree: MD
Board: American Board of Emergency Medicine


LT Miranda Schmidt, MSC, USN

Specialty: Physician Assistant
Degree: PA-C
Board: National Commission on Certification of Physician Assistants

 

LT Lauren Schoeppner, MSC, USN

Specialty: Physician Assistant
Degree: PA-C
Board: National Commission on Certification of Physician Assistants
  
LT Jeff Lanier, MC, USN
Specialty: General Medical Officer; Undersea Medicine
Degree: MD
Board: General Medical Officer

 

CAPT Wendy Arnold, MC, USN

Specialty: Aviation Medical Examiner
Degree: MD
Board: Aviation Medicine

 

Earle

CDR Stephen Staub, MC, USN

Specialty: Family Medicine
Degree: MD
Board: American Board of Family Medicine
 

Lynne C. Hewitt

Specialty: Family Nurse Practitioner, Occupational Health
Degree: APN
FMSCA Certified Medical Examiner
Don't forget to keep your family's information up-to-date in DEERS.