Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. ROMEO SLY ONG MD
NPI 1255314688
Otolaryngology in Parma, OH

Active since November 21, 2005
5500 RIDGE RD, #236, PARMA, OH 44129(440) 884-3880(440) 884-3879 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Romeo Sly Ong Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ROMEO SLY ONG MD (NPI 1255314688) is an individual otolaryngology provider in Parma, Ohio and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1255314688
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameDR. ROMEO SLY ONGCredential: MD
Location Address5500 RIDGE RD, #236Parma, OH 44129-2394
Mailing Address5500 Ridge Rd, #236Parma, OH 44129-2394 · (440) 884-3880 · Fax (440) 884-3879
Fax(440) 884-3879
Sole ProprietorNo
Enumeration DateNovember 21, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1255314688 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
Definition

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

5500 RIDGE RD, Parma, OH 44129

Other Identifiers 1

Medicaid0469041OH

Other Providers at the Same Location NPPES 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Podiatrist (Foot & Ankle Surgery)
5500 RIDGE RD, 138
PARMA, OH 44129
Pediatrics
5500 RIDGE RD, SUITE 237
PARMA, OH 44129
Chiropractor
5500 RIDGE RD
PARMA, OH 44129
Podiatrist
5500 RIDGE RD, SUITE 138
PARMA, OH 44129
Acupuncturist
5500 RIDGE RD, STE 210
PARMA, OH 44129
Acupuncturist
5500 RIDGE RD, SUITE 210
PARMA, OH 44129
Orthopaedic Surgery
5500 RIDGE RD, 215
PARMA, OH 44129
Psychiatry & Neurology (Neurology)
5500 RIDGE RD, #213
PARMA, OH 44129

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Romeo Ong's NPI number?

The NPI number for Romeo Ong is 1255314688. It was assigned to this individual provider in the NPPES registry on November 21, 2005.

Where is Romeo Ong located?

Romeo Ong practices at 5500 Ridge Rd #236, Parma, OH 44129. The listed phone number is (440) 884-3880.

What is Romeo Ong's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

When was this NPI record last updated?

The NPPES record for Romeo Ong was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.