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

Individual provider Specialist · NPI 1154315554

Dr. Eddie Eugenio Mas, MD is an Obstetrics/Gynecology in West Seneca, New York. Qualified in 1987, 39 years ago. Practices with Mercy Hospital of Buffalo, a 198-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
39
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

172 Slade Ave
West Seneca, NY 14224-2643
Phone: (716) 823-3300
Fax: (716) 823-0757
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 187156 (NY)

Record details

NPI number1154315554
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2005
Last updated in NPPESSeptember 22, 2011
Mailing address172 Slade Ave, West Seneca, NY 14224-2643

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Mercy Hospital Of Buffalo — 198 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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