Overview
John Lenahan is a Dermatologist practicing medicine in San Francisco, California.
His clinical expertise encompasses Intertrigo, Bullous Pemphigoid, Atopic Dermatitis, and Warts.
Specialties
Licenses
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
Locations
595 Buckingham Way Ste 404, San Francisco, CA 94132
Stanford University Medical Center
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Frequently Asked Questions about Dr. John Lenahan
How do I make an appointment with Dr. John Lenahan?
You can book an appointment with Dr. John Lenahan by calling their office at 415-665-1180. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John Lenahan a top-rated expert for Intertrigo?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John Lenahan is classified as an Experienced expert for Intertrigo, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John Lenahan specialize in?
While Dr. John Lenahan is a Dermatology, they have specific expertise in Intertrigo, Bullous Pemphigoid, and Atopic Dermatitis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Dermatology.
Does Dr. John Lenahan accept my insurance?
Dr. John Lenahan accepts most major insurance plans, including Alignment Health Plan and Cigna. We recommend calling the office directly at 415-665-1180 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Actinic KeratosisDr. Lenahan isExperienced. Learn about Actinic Keratosis.
- Atopic DermatitisDr. Lenahan isExperienced. Learn about Atopic Dermatitis.
- Bullous PemphigoidDr. Lenahan isExperienced. Learn about Bullous Pemphigoid.
- IntertrigoDr. Lenahan isExperienced. Learn about Intertrigo.
- KeloidsDr. Lenahan isExperienced. Learn about Keloids.
- Lichen Simplex ChronicusDr. Lenahan isExperienced. Learn about Lichen Simplex Chronicus.

