Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John R Varoscak, D.D.S.
Periodontics in Ridgewood, NJ · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1902023807
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. John R Varoscak
Credential D.D.S.
Sex Male
Practice address 545 Rte 17 Ste 2007, Ridgewood, NJ, 07450
Phone (212) 581-4646
Fax (212) 757-0224
Enumeration date Apr 20, 2007
Last updated in NPPES Jan 31, 2017
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 22DI00886700 | Other | NJ | LICENSE NUMBER |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does John Varoscak practice?
The practice location on file with NPPES is in Ridgewood, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Varoscak?
The National Provider Identifier (NPI) for John Varoscak is 1902023807, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-01-31.