National Provider Identifier
Mary Louise Lenahan, MD
Mary Louise Lenahan, MD is listed in the NPPES registry with a primary specialty of Procedural Dermatology Physician in East Amherst, NY and a listed phone number of (716) 689-4377.
Source: public NPPES record, last updated May 20, 2019. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1144216953
- Provider Type
- Individual
- Primary Specialty
- Procedural Dermatology Physician
- Enumeration Date
- September 27, 2005
- Last Updated
- May 20, 2019
Practice Location
- 6507 Transit RD
- East Amherst, NY 14051-1427
Phone: (716) 689-4377
Specialties
- Procedural Dermatology Physician (207NS0135X)
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Medicare Part B Activity
Reported 899 Medicare fee-for-service service lines in 2024.
Peer comparison
Compared to Dermatology providers in the Buffalo, NY metro area.
This provider is in the 53rd percentile for Medicare service volume.
Around the middle of the peer group.
Performs 13% more Medicare services than the peer median.
Higher than 19 of 36 peers.
- Activity Percentile
- 52.8%
- Rank by Services
- 17 of 36
- Total Services
- 899
- Est. Allowed Value
- $63,597.08
- Dataset Year
- 2024
- Drug Code Share
- 0.0%
Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.
Peers are grouped by the broader Dermatology classification rather than the exact subspecialty label shown elsewhere on the page.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Dermatology across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 24 to 3,552 total Medicare services.
Top Clinical Services
- 99213: Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
229 services | $18,860.80
- 17003: Destruction of precancer skin growth, 2-14 growths
131 services | $785.96
- 11102: Biopsy of related skin growth, first growth
129 services | $10,312.04
- 99214: Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
118 services | $13,658.99
- 17000: Destruction of precancer skin growth, 1 growth
93 services | $4,211.68
Biography
Dr. Mary Louise Lenahan is a board-certified dermatologist and Buffalo native who completed medical school in 1979 and her dermatology residency at SUNY Buffalo, then opened her private practice in Buffalo in 1985. She serves as Chief of Dermatology for the Catholic Health System and is affiliated with Sisters of Charity Hospital. In addition to her long-standing clinical practice, she co-authored a 2023 case report describing an unusual trigger of Grover's disease.
Full Record
- NPI
- 1144216953
- Entity Type
- Individual
- Last Name
- Lenahan
- First Name
- Mary Louise
- Credential
- MD
- Mailing Street Address
- 6507 Transit RD
- Mailing City
- East Amherst
- Mailing State
- NY
- Mailing ZIP Code
- 14051-1427
- Mailing Country
- US
- Mailing Phone
- (716) 689-4377
- Mailing Fax
- (716) 689-4843
- Practice Street Address
- 6507 Transit RD
- Practice City
- East Amherst
- Practice State
- NY
- Practice ZIP Code
- 14051-1427
- Practice Country
- US
- Practice Phone
- (716) 689-4377
- Practice Fax
- (716) 689-4843
- Enumeration Date
- September 27, 2005
- Last Updated
- May 20, 2019
- Sex
- Female
- Sole Proprietor
- Yes
- Taxonomies
- Procedural Dermatology Physician (207NS0135X)
- Other Identifiers
- 0301329 (NY, Iha), 000500619001 (NY, BCBS Of Wny), 00010102801 (NY, Univera)