What is John Masak's NPI number?

John Masak's National Provider Identifier (NPI) is 1568516169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Masak's specialty?

John Masak is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is John Masak located?

John Masak's practice location on file with NPPES is 3305 N Ballard Rd Ste D, Appleton, WI 54911-9001.

What is John Masak's phone number?

The practice phone number listed in the NPPES registry for John Masak is (920) 733-5607.

Is John Masak's NPI active?

Yes — John Masak's NPI (1568516169) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

John Masak, D.D.S.

NPI 1568516169 · General Practice Dentistry · Appleton, WI

John Masak, D.D.S. is a General Practice Dentistry provider in Appleton, WI (NPI 1568516169).

Provider details

NPI number: 1568516169
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: D.D.S.
Sex: Male
Sole proprietor: No
License: 3741 (WI)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 3741 (WI)
Dental Providers

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 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

3305 N Ballard Rd Ste D

Appleton, WI 54911-9001

Phone: (920) 733-5607

Fax: (920) 733-2010

Street-level locationGet directions

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Mailing address