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

Dr. John A Mecenas, MD

Individual provider Surgery Physician · NPI 1821090036

Dr. John A Mecenas, MD is a General Surgery in Ithaca, New York. Graduated from Icahn School of Medicine at Mount Sinai in 1996, 30 years ago. Practices with Cayuga Medical Center at Ithaca, a 35-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
30
Trained at
Icahn School of Medicine at Mount Sinai
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

1301 Trumansburg Rd Ste E
Ithaca, NY 14850-1397
Phone: (607) 273-3161
Fax: (607) 273-4979
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 209627 (NY)

Record details

NPI number1821090036
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2005
Last updated in NPPESJuly 13, 2026
Mailing address194 Bush Ln, Ithaca, NY 14850-1000

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated 1996 (30 years in practice)
Group practice Cayuga Medical Center At Ithaca — 35 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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