Summary

Dr. Mary Lenahan is a dermatologist with specialized training in dermatologic surgery who earned her medical degree from the University of Santo Tomas Faculty of Medicine and Surgery. She completed her residency through the Kaleida Health System, building expertise that spans 47 years of practice. Dr. Lenahan speaks English and brings nearly five decades of experience to her patient care.

Dr. Lenahan practices at multiple locations throughout Buffalo and East Amherst, New York, with affiliations at Buffalo General Medical Center, Sisters of Charity Hospital, and Millard Fillmore Suburban Hospital. She focuses on treating complex skin conditions including melanocytic nevus and dysplastic nevi, as well as providing care for patients with metastatic or recurrent breast cancer. Her surgical expertise includes performing pathology tests and surgical pathology procedures. Patients rate Dr. Lenahan 4.0 out of 5 stars on average for her care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4
  • 47 years of experience
  • speaks English
  • Kaleida Health System
  • 15 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 4 office locations
  • Female

Office Locations

Dr. Mary Louise Lenahan has 4 locations

Lenahan Dermatology

2900 Main StBuffalo, NY 14214
Mon7:30 am - 5:30 pm
Tue7:30 am - 5:30 pm
Wed7:30 am - 5:30 pm
Thu7:30 am - 5:30 pm
Fri7:30 am - 4:00 pm
SatClosed
SunClosed

Sisters Of Charity Hospital

2157 Main StBuffalo, NY 14214

Lenahan Dermatology

6507 Transit RdEast Amherst, NY 14051
Mon7:30 am - 5:30 pm
Tue7:30 am - 5:30 pm
Wed7:30 am - 5:30 pm
Thu7:30 am - 5:30 pm
Fri7:30 am - 4:00 pm
SatClosed
SunClosed

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Dr. Mary Louise Lenahan, MD
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Dr. Mary Louise Lenahan, MDDr. Anna Chacon, MDDr. Ryan Trowbridge, MS, MA, MDDr. Sejal K. Shah, MD
DermatologyDermatologyDermatologyDermatology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
47 Years of Experience 14 Years of Experience 12 Years of Experience 21 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Spanish, French Speaks English Speaks English
Buffalo , NYMiami , FLElkhorn , NENew York , NY
Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: Brown Medical School Med School: Creighton University School Of Medicine Med School: Icahn School Of Medicine At Mount Sinai
Current Profile
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Insurance Plans Accepted by Dr. Mary Louise Lenahan

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Mary Louise Lenahan has the following 2 specialties

Specialty Expertise

Dr. Mary Louise Lenahan has the following 13 areas of expertise

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

Certifications, License, & Education

47 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2025, Expired

EDUCATION & TRAINING

Residency

Kaleida Health System

Medical School

University Of Santo Tomas Faculty Of Medicine And SurgeryGraduated in 1979

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Frequently Asked Questions

Where is Dr. Mary Lenahan's office located?
Dr. Mary Lenahan's office is located at 2900 Main St, Buffalo, NY, 14214.
Does Dr. Mary Lenahan accept my insurance?
You can see the insurance plans that Dr. Mary Lenahan accepts on their Vitals profile.
Does Dr. Mary Lenahan accept virtual/telehealth appointments?
Dr. Mary Lenahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Mary Lenahan accepting new patients?
Dr. Mary Lenahan is accepting new patients on Vitals. View Dr. Mary Lenahan's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Mary Lenahan?
You can find contact information for Dr. Mary Lenahan here on Vitals.

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