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

Melissa A Derenzo, MD

Individual provider Ophthalmology Physician · NPI 1346327947

Melissa A Derenzo, MD is an Ophthalmology in Butler, Pennsylvania. Graduated from Pennsylvania State University College of Medicine in 2001, 25 years ago. Practices with Daniel J Nadler MD PC, a 3-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
25
Trained at
Pennsylvania State University College of Medicine
Licensed in
PA
In the registry since
2006
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

102 Technology Dr Ste 120
Butler, PA 16001-1782
Phone: (724) 482-0090
Fax: (724) 482-0093
Show map & directions

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

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence MD426870 (PA)

Record details

NPI number1346327947
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolPENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Daniel J Nadler Md Pc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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