Specialist Care for Your Family

We are your local health physicians caring for the families in Concord, Martinez, and the surrounding areas.

Your Family Health Providers

You can rely on the vastly experienced Dr. Von Stieff and board-certified family physician Dr. Carpenter to provide unparalleled care to all members of your family.

family medicine - Sign of the office to show total access

Access to Care

All families deserve quality healthcare performed by a team who truly care. Our philosophy is to treat everyone with high quality and as equals – no judgment, just help.
family medicine - Image of a Dr. Carpenter caring for a female patient

Women’s Health

Our Doctors and Nurse Practitioners have advanced training and experience in the field of women’s health, understanding your unique needs and anxieties.
family medicine - Image of the doctor listening to find out what the patient needs

Everything You Need

Our comfortable office houses an array of services to help you stay healthy and enjoy family life. We continue to learn and grow for you to get the best possible family medicine.

Family Medicine

Our expert physicians perform a wide spectrum of services.

Comprehensive Care and Preventative Exams

Being proactive can allow us to diagnose any ailments before they become serious.

Our experienced team has been helping people avoid health issues for years and a key way is through preventative treatments.
  • Adult physicals
  • Adolescent, sport, and college physicals
  • Geriatric care
  • Evaluation of orthopedic injuries and joint disease

Management of Chronic Illnesses

If you are struggling with a serious, life-altering illness, we are here to help you.

Continuity is important when dealing with chronic health issues and our capable physicians can regularly treat and evaluate the following:
  • High blood pressure
  • Congestive Heart Failure
  • Chronic kidney disease
  • Diabetes
  • High cholesterol
  • Constipation
  • Depression, anxiety and addiction
  • Asthma
  • Osteoporosis
  • Chronic obstructive pulmonary disease

Voted in the Top 1% of Doctors by San Francisco Magazine.

Care of Acute Illnesses

All members of the family fall sick from time to time. Our trained specialists can ease the pain and get you on the road to recovery.

Whether you are suffering from small or large illnesses, our team has the technology and techniques to get you back to health. We treat acute illnesses, such as:
  • Ear infections
  • Sinus infections
  • Common cold
  • Pneumonia and bronchitis
  • Skin rashes
  • Acute stomach illnesses
  • Urinary tract infections and kidney infections

In-Office Testing & Procedures

We regularly test for and treat a number of illnesses at our tranquil and professional office.

Everything we do is done with the utmost professionalism to ensure the dignity and comfort of our patients.

In-Office Testing

  • Urine test
  • Urine Drug Screen
  • Strep test
  • Vision test
  • Audiogram
  • Electrocardiogram


  • Skin biopsies
  • Joint injections
  • Skin Tag Removal
  • Toenail removals
  • Mole Removal
  • Cryotherapy
  • Ear Lavage
  • Suture or steri-strip of lacerations

Injections & Immunizations

  • Hepatitis B
  • Influenza
  • Diptheria/Tetanus
  • Diptheria/Tetanus/Pertussis
  • Vivitrol
  • Kenalog
  • B-12
  • Tuberculosis

Women’s Health

Dr. Kristi Carpenter has advanced training and experience in the field of women’s health, understanding your unique needs and anxieties.

Preparing for and managing conditions at any age is important, which is why we use the most innovative technology and treatments to keep you healthy.

We take women’s health very seriously and work with our patients so they can maintain optimal health and successfully cope with any disturbance to their health.

  • Pap smear and breast exams
  • Treatment and management of Menopause
Family Medicine - Dr. Carpenter checking the heart beat of a young girl