William Vonroth, MD
NPI 1215902317 · Orthopaedic Surgery Physician · Montclair, NJ
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Vonroth, MD is a Orthopaedic Surgery Physician provider in Montclair, NJ (NPI 1215902317).
Provider details
- NPI number
- 1215902317
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA25956 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-22
- Last updated
- 2010-12-03
Frequently asked questions
- What is William Vonroth's NPI number?
- William Vonroth's National Provider Identifier (NPI) is 1215902317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Vonroth's specialty?
- William Vonroth is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Vonroth located?
- William Vonroth's practice location on file with NPPES is 316 Claremont Ave, Montclair, NJ 07042.
- What is William Vonroth's phone number?
- The practice phone number listed in the NPPES registry for William Vonroth is (973) 783-6363.
- Does William Vonroth accept Medicare?
- William Vonroth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Vonroth's NPI active?
- Yes — William Vonroth's NPI (1215902317) is active in the NPPES registry as of the last update on 2010-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.