Dr. Mark Stilphen, MD

Dr. Mark Stilphen, MD

Endocrinology, Diabetes & Metabolism  ·  
Male  ·  
69 y/o

Accepting new patients

Dr. Mark Stilphen, MD is an endocrinology, diabetes & metabolism specialist in San Luis Obispo, CA and has been practicing for 39 years. He specializes in endocrinology, diabetes & metabolism, endocrinology & metabolism, and more.Read his story

Medical Clinic at Peach

1250 Peach St Ste A

San Luis Obispo, CA 93401
Get Directions

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • Blue Shield of California
  • Cigna
  • First Health (Coventry Health Care)
  • Medi-Cal
  • Medicare
  • MultiPlan

Learn about Dr. Stilphen

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Stilphen performs your care needs compared to other doctors.

more than 84% of peers
Bone Disorders
more than 75% of peers
Thyroid Disease
more than 73% of peers

Dr. Stilphen's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Dr. Stilphen's bio

This content was provided by Dr. Stilphen "Dr. Stilphen has over 37 years of experience and specializes in endocrinology, diabetes & metabolism and internal medicine. Dr. Stilphen practices at the Pacific Coast Health Center. "

Care Philosophy

This content was provided by Dr. Stilphen "To actively listen and to give as good medical care as I can. "

3  Specialties

  • Endocrinology, Diabetes & Metabolism
  • Endocrinology & Metabolism
  • Internal Medicine

2  Board Certifications

  • Diabetes, Metabolism & Endocrinology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

41  Conditions Treated


Read Less

2  Procedures

  • Chronic Diabetes Management
  • Diabetes Counseling

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Williams College
    Undergraduate School | Graduated 1969
  • Northwestern University Medical School
    Medical School | Graduated 1973
  • New England Deaconess Hospital and Medical Center
    Internship Hospital | Completed 1974
  • UCLA San Fernando Valley Medical Program
    Residency Hospital | Completed 1977
  • UCLA San Fernando Valley Medical Program - Chief Medical Residency and Endocrine
    Fellowship Hospital | Completed 1979

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Stilphen has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

  • UCLA Medical School, Associate Professor

Dr. Stilphen's Reviews

Likelihood of recommending Dr. Stilphen to family and friends
21 total reviews (2 have comments)

Likelihood to Recommend (21)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Stilphen's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    16 to 30 minutes

Patient Comments (2)

During my first visit Dr Stilphen kept me waiting for over an hour. I asked his staff if he was still coming to see me and when he finally did get to me he asked if I had somewhere to go! I saw his NP another time and she did not know why I was there. A nurse had the wrong symptoms. Then two...more
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I would not recommend this physician to anyone. Here is why: 1. He spent 95% of my appointment time (about 10 minutes) talking in to his phone for voice to text for his charting which consisted of him holding my paperwork and reading my responses into the phone (which he should do on his own time-...more
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