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

Mr. Nicholas Paul Mastros, MD

Individual provider Otolaryngology Physician · NPI 1770678930

Mr. Nicholas Paul Mastros, MD is an Otolaryngology in Steubenville, Ohio. Graduated from Ohio State University College of Medicine in 1990, 36 years ago. Practices with Trinity West, a 146-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
36
Trained at
Ohio State University College of Medicine
Licensed in
OH
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

2315 Sunset Blvd Ste A
Steubenville, OH 43952-2496
Phone: (740) 266-7006
Fax: (740) 266-7049
Show map & directions

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

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 35.068080 (OH)

Record details

NPI number1770678930
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 4, 2006
Last updated in NPPESMay 7, 2020
Certification dateMay 7, 2020

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1990 (36 years in practice)
Group practice Trinity West — 146 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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