What is William Seper's NPI number?

William Seper's National Provider Identifier (NPI) is 1962584607, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Seper's specialty?

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

Where is William Seper located?

William Seper's practice location on file with NPPES is 9661 W 143rd St, Orland Park, IL 60462-2088.

What is William Seper's phone number?

The practice phone number listed in the NPPES registry for William Seper is (708) 403-0100.

Is William Seper's NPI active?

Yes — William Seper's NPI (1962584607) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

William Seper, D.D.S.

NPI 1962584607 · General Practice Dentistry · Orland Park, IL

William Seper, D.D.S. is a General Practice Dentistry provider in Orland Park, IL (NPI 1962584607).

Provider details

NPI number: 1962584607
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: D.D.S.
Sex: Male
Sole proprietor: No

Specialties & taxonomies

General Practice DentistryPrimary1223G0001X
Dental Providers

Profile Score

Detailed profile(84/100 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
83% 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

9661 W 143rd St

Suite 100

Orland Park, IL 60462-2088

Phone: (708) 403-0100

Fax: (708) 403-8657

Street-level locationGet directions

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Mailing address