Summary

Dr. Joseph Diehl specializes in dermatology and dermatologic surgery, bringing 15 years of experience to his practice. He earned his medical degree from the David Geffen School of Medicine at UCLA and completed his residency at UCLA Medical Center. Dr. Diehl is fluent in both English and Spanish, allowing him to serve diverse patient communities.

Dr. Diehl practices at San Luis Dermatology and Laser Clinic in San Luis Obispo, California, and maintains an affiliation with Olive View UCLA Medical Center. He focuses on treating serious skin conditions including basal cell skin cancer, squamous cell skin cancer, and melanoma. His expertise includes performing pathology tests and surgical pathology procedures to help diagnose and treat skin disorders. Patients have given Dr. Diehl an average rating of 3.7.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.7
  • 15 years of experience
  • speaks English, Spanish
  • Ucla Medical Center
  • 2 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Joseph William Diehl has 2 locations

San Luis Dermatology And Laser Clinic Inc

15 Santa Rosa StSan Luis Obispo, CA 93405
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 12:00 pm
SatClosed
SunClosed

San Luis Dermatology And Laser Clinic Inc

1551 Bishop St Ste 410San Luis Obispo, CA 93401
Mon9:00 am - 4:30 pm
Tue9:00 am - 4:30 pm
Wed9:00 am - 4:30 pm
Thu9:00 am - 4:30 pm
Fri9:00 am - 4:00 pm
SatClosed
SunClosed

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Dr. Joseph William Diehl, MD
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Dr. Joseph William Diehl, MDDr. Jonathan Carp, MDDr. Alina G Bridges, MD, FAADDr. Anne E Allen, MD
DermatologyDermatologyDermatologyDermatology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
4.6 
15 Years of Experience 26 Years of Experience 28 Years of Experience 9 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English
San Luis Obispo , CADelray Beach , FLNew Hyde Park , NYKnoxville , TN
Med School: UNIVERSITY OF CALIFORNIA LOS ANGELES DAVID GEFFEN SCHOOL OF MEDICINE Med School: Rutgers Medical School Med School: University of Medicine and Dentistry of NJ- School of Osteopathic Medicine Med School: University Of Michigan Medical School
Current Profile
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Insurance Plans Accepted by Dr. Joseph William Diehl

  • Accepts Medicare

Medical Specialties

Dr. Joseph William Diehl has the following 2 specialties

Specialty Expertise

Dr. Joseph William Diehl has the following 11 areas of expertise

  • Actinic Keratosis
  • Basal Cell
  • Dermatologic Surgery
  • Excision
  • Melanoma
  • Mole
  • Psoriasis
  • Rash
  • Rosacea
  • Skin Biopsy
  • Skin Cancer

Certifications, License, & Education

15 Years Experience

Dr. Joseph William Diehl holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Ucla Medical Center.

Medical School

Graduated from UNIVERSITY OF CALIFORNIA LOS ANGELES DAVID GEFFEN SCHOOL OF MEDICINE and David Geffen School Of Medicine At Ucla in 2011.

NPI Number

Dr. Diehl's NPI number is 1366731960.

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Frequently Asked Questions

Is Dr. Joseph William Diehl accepting new patients?
Dr. Joseph William Diehl is accepting new patients on Vitals. View Dr. Joseph William Diehl's profile on Vitals to make an appointment.
Does Dr. Joseph William Diehl accept my insurance?
You can see the insurance plans that Dr. Joseph William Diehl accepts on their Vitals profile.
What languages does Dr. Joseph William Diehl speak?
Dr. Joseph William Diehl speaks English and Spanish.
Does Dr. Joseph William Diehl accept virtual/telehealth appointments?
Dr. Joseph William Diehl has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Joseph William Diehl?
You can find contact information for Dr. Joseph William Diehl here on Vitals.

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