Dr. John Lenahan, MD is a dermatopathology specialist in San Francisco, CA and has been practicing for 48 years. He specializes in dermatopathology.


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Dr. Lenahan accepts

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(415) 234-0235

Dr. Lenahan accepts the following insurance:

Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of California
Blue Cross Blue Shield of California PPO

Background Check

No malpractice claims found for California
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check if Dr. Lenahan treats your condition or procedure

Dr. Lenahan's conditions and procedures:

  • Abscess or Cyst Drainage or Aspiration
  • Actinic Keratosis
  • Allergic Reaction
  • Athlete's Foot
  • Atopic Dermatitis (Eczema)
  • Autoimmune Diseases
  • Basal Cell Carcinoma
  • Bedsores
  • Benign Tumor
  • Cancer
  • Cellulitis
  • Cold Sore
  • Dermatitis
  • Dermatitis Due to Drugs
  • Destruction of Benign Skin Lesion
  • Dry Skin
  • Excision of Benign Skin Lesion
  • Excision of Skin Cancer
  • Excision of Skin Lesion
  • Excision, Shaving, or Destruction of Skin and Subcutaneous Tissue (incl. Mohs Micrographic Surgery), Tissue Transfer
  • Foot Conditions
  • Fungal Nail Infection
  • Granuloma of Skin
  • Hair Loss
  • Herpes Simplex Infection
  • Hives
  • Incision and Removal of Foreign Object
  • Intertrigo
  • Itchy Skin
  • Jock Itch
  • Keloid Scar
  • Leg and Foot Ulcers
  • Lipomas
  • Moles (Benign Skin Lesions)
  • Paracentesis
  • Pemphigoid
  • Psoriasis
  • Ringworm
  • Rosacea
  • Scabies
  • Seborrheic Dermatitis
  • Seborrheic Keratosis
  • Shingles
  • Skin Cancer
  • Skin Discoloration
  • Skin Diseases
  • Skin Infections
  • Squamous Cell Carcinoma
  • Ulcer
  • Varicose Veins
  • Warts

About Me

Care Philosophy

caring, good listener, dedicated, intelligent, compassionate, committed, healing and reassuring

Specialties

  • Dermatopathology

Board Certifications

  • Dermatology
  • Dermatopathology

Education

1971
Calif Med Center
Residency Hospital
1968
Creighton Meml St Josephs H
Internship Hospital
1967
Creighton University School Of Medicine
Medical School
1971
1968
1967

Languages

  • German
  • English

Awards

Dr. Lenahan's Reviews

Likelihood to recommend Dr. Lenahan

5.0

Based on 2 reviews

5 Stars
100%
(2)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
0%
(0)

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Dr. Lenahan?
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Average Reported Wait Time
  • Under 10 minutes
Dr. Lenahan's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. John Lenahan, MD
Reply
Excelent doctor with great patient -doctor relationship.He has cared for me for over 20 years and always was able to handle my skin disorders very well. I am sorry to have to leave him after all of those years of his care.I moved away now.
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Affiliated Hospitals

Check the quality of care at hospitals where Dr. Lenahan treats patients.

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St. Mary's Medical Center

San Francisco, CA