# John Mascaro D M D M D And Carl Choi D D S M D Inc

> John Mascaro D M D M D And in Willoughby, OH is listed under oral and maxillofacial surgery in the NPI registry. Call the office to confirm jaw pain services.

Canonical: https://tmjspecialistguide.com/clinic/john-mascaro-d-m-d-m-d-and-carl-choi-d-d-s-m-d-inc-willoughby-oh

Last updated: 2026-11-09

John Mascaro D M D M D And Carl Choi D D S M D Inc is a health care listing in Willoughby, OH. Registry taxonomy: Dentist – Oral and Maxillofacial Surgery. John Mascaro, DMD, MD appears on the same registry record. Registry data does not confirm insurance, hours or jaw-specific services.

Clinicians are listed here only when a source record attaches them to this clinic. An NPI taxonomy does not prove TMJ services or board certification. There is no separate clinician page.

## About this listing

The registry entry for John Mascaro D M D M D And Carl Choi D D S M D Inc places the practice at 4230 State Route 306 Ste 350 in Willoughby, OH 44094. The listed taxonomy is Dentist – Oral and Maxillofacial Surgery, which describes the practice type on file and does not confirm that the office treats temporomandibular disorders. Before booking, ask whether the office sees jaw joint and muscle pain, what an exam includes and which plans it works with.

## Questions to ask this office

- Is a referral required for jaw pain care?
- Can the office send records to another clinician?
- How long is a first evaluation, and what does it include?

## Clinicians

- William Chepla — Dentist – Oral and Maxillofacial Surgery (evidence: NPPES lists the same phone, full street, and ZIP for this person and this organization. That is a shared registry address, not confirmation that the person works at the clinic. Source: nppes:2026-11-08T06:53:26.)
- John Mascaro — Dentist – Oral and Maxillofacial Surgery (evidence: NPPES records the same phone, street, and ZIP, and the organization name contains this person's last name. This is a registry match, not a separate employment check. Source: nppes:2026-11-08T06:53:26.)

## Frequently asked questions

### Does John Mascaro D M D M D And Carl Choi D D S M D Inc treat jaw joint and muscle pain?

Ask the office directly whether it evaluates jaw joint and muscle pain; the NPI registry does not record treatment services.

### How do I confirm details for John Mascaro D M D M D And Carl Choi D D S M D Inc in Willoughby?

Call the phone number on this page and confirm services, insurance, hours and availability before booking.

City page: /states/oh/willoughby