Caring for women throughout all stages of life since 1970

Welcome to Simmonds, Martin & Helmbrecht, conveniently located at 5 offices in Maryland. Founded in 1970, we established a tradition of great medical care by emphasizing strong personal relationships between patients and physicians.

Our practice is dedicated to continuing medical education and training, and we offer many onsite services including high definition ultrasound, minimally invasive surgery, operative hysteroscopy, and comprehensive antepartum testing.

Click HERE to learn more about our history and philosophy.

Christine Van Horn

Therapist at Advantia Mental Wellness

  Christine Van Horn, LCPC   Therapist

Christine Van Horn, LCPC

We offer mental health counseling services in our Gaithersburg, Rockville, and Frederick offices led by therapist Christy Van Horn and Advantia Mental Wellness.

Christy earned her master's degree in Mental Health Counseling from Lesley University in Cambridge, MA. She is available to help people who are struggling with anxiety, depression, postpartum depression, relationship challenges, and many other issues.

Click HERE to learn more about Christy Van Horn and Advantia Mental Wellness.

Welcome Dr. Gary Ott

"After 20 years of performing highly effective corrective procedures, I'm happy to share that urinary incontinence is not just highly treatable, it's actually curable in many people. I hope to get women talking about it and erase the stigma. I am very excited to have been able to help so many women get back to exercising, chasing after their children, and living well with confidence again."

Click HERE to learn more about Dr. Ott.

 Gary D. Ott, MD, FACOG

Gary D. Ott, MD, FACOG

Welcome Dr. Tara Olson

Dr. Olson attended medical school at the Medical University of South Carolina and completed her residency at UCLA.

"I chose SMH because I wanted to be in a well-established practice that was well run, but to also be in a supportive environment with senior physicians who would help me grow as a physician."

Click HERE to learn more about Dr. Olson.

 Tara H. Olson, MD

Tara H. Olson, MD

In the News

Meet our Certified Nurse-Midwives


Supported by our physicians, we also offer services from certified nurse-midwives for low-risk obstetric patients to consider. Our midwives provide patients with prenatal care and delivery services, while ensuring that an adequate safety net exists should the care of a physician be needed.

Click HERE to learn more about Midwifery Care Associates.


NEW! We are pleased to offer in-office lab services (provided by LabCorp) to patients who visit our Damascus, Gaithersburg, Rockville, and Frederick offices.

Comprehensive care and services during every stage of life

  • Menopause Counseling and Care
  • Office Endometrial Ablation
  • Office Tubal Sterilizations
  • Contraceptive Management
  • Basic Infertility
  • Menstrual Irregularities
  • Fibroid Treatments
  • Teen Counseling
  • STD Screening and Treatment
  • Abnormal Pap Smear Care
  • Well Woman Care

* In-office lab services are available in our Damascus, Gaithersburg, Rockville, and Frederick offices.

New Patients

Welcome New Patients

We make sure all new patients feel welcome and taken care of. During your first visit, we will review your medical history and discuss any questions you have about your health.

For a shorter time in the waiting room, please complete the following new patient forms before your first visit:

Need to send us your medical records?  Click HERE to get our Medical Records Release Form.

Accepted Insurance

  • Adventist Healthcare
  • Aetna
  • Amerigroup
  • Blue Cross Blue Shield
  • BlueChoice
  • CareFirst
  • Cigna
  • Cigna Great West
  • Coventry (Aetna)
  • First Health (Aetna)
  • Golden Rule (United Healthcare)
  • InforMed (Conifer)
  • Johns Hopkins EHP
  • Maryland Medical Assistance
  • Maryland Physicians Care
  • MD-IPA (United Healthcare)
  • Medicare
  • OneNet
  • Optimum Choice (United Healthcare)
  • Priority Partners
  • Tricare
  • United Healthcare
  • United Healthcare - MA
  • US Family Health Plan
  • Veterans Medical Center

The insurance plans we participate with change regularly. Please call our office if you don't see your insurance carrier listed.

Hospital Privileges

Our physicians and certified nurse-midwives have privileges at:

Shady Grove Adventist Hospital
9901 Medical Center Dr
Rockville, MD 20850
Phone: (240) 826-6000

Frederick Memorial Hospital
400 W 7th St
Frederick, MD 21701
Phone: (240) 566-3300

Advantia Health Indian Creek Surgery Center
12240 Indian Creek Ct, Suite 130
Beltsville, MD 20705
Phone: (240) 560-5089

Patient Portal

We offer our patients secure online access to a Patient Portal, which enables you to safely and easily:

  • Request prescription refills
  • Review scheduled / future appointments
  • Read and learn about symptoms and conditions
  • Contact us about non-urgent medical questions

Contact & Locations

Our providers are available at 5 locations in Maryland: Damascus, Gaithersburg, Rockville, Frederick, Clarksburg.

Phone & Fax

Phone: (301) 414-2300

Fax: (301) 414-2306


Monday-Friday: 8am-4pm


26005 Ridge Rd, Suite 200
Damascus, MD 20872
Parking: FREE

This location provides in-office lab services with LabCorp.



555 Quince Orchard Rd, Suite 410
Gaithersburg, MD 20878
Parking: FREE

This location provides in-office lab services with LabCorp.



11921 Rockville Pike, Suite 400
Rockville, MD 20852
Parking: $1 - $2

This location provides in-office lab services with LabCorp.



77 Thomas Johnson Dr, Suite H
Frederick, MD 21702
Parking: FREE

This location provides in-office lab services with LabCorp.



22616 Gateway Center Dr
Suite 600 B (Building 600, Suite B)
Clarksburg, MD 20871
Parking: FREE