Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mary Louise Lenahan, MD

Individual provider Procedural Dermatology Physician · NPI 1144216953

Mary Louise Lenahan, MD is a Dermatology in East Amherst, New York. Qualified in 1979, 47 years ago. Practices with Lenahan Dermatology PLLC, a 7-clinician group. Licensed in New York.

Years since qualifying
47
Licensed in
NY
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

6507 Transit Rd
East Amherst, NY 14051-1427
Phone: (716) 689-4377
Fax: (716) 689-4843
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Procedural Dermatology Physician (primary) Taxonomy 207NS0135X · Licence 153446-1 (NY)

Record details

NPI number1144216953
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 27, 2005
Last updated in NPPESMay 20, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 1979 (47 years in practice)
Group practice Lenahan Dermatology Pllc — 7 clinicians
Accepts Medicare assignment Not indicated

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