What is William Oswall's NPI number?

William Oswall's National Provider Identifier (NPI) is 1598709131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Oswall's specialty?

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

Where is William Oswall located?

William Oswall's practice location on file with NPPES is 9366 Oak Avenue, Waconia, MN 55387.

What is William Oswall's phone number?

The practice phone number listed in the NPPES registry for William Oswall is (952) 442-4891.

Is William Oswall's NPI active?

Yes — William Oswall's NPI (1598709131) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

William Oswall, DDS

NPI 1598709131 · General Practice Dentistry · Waconia, MN

William Oswall, DDS is a General Practice Dentistry provider in Waconia, MN (NPI 1598709131).

Provider details

NPI number: 1598709131
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: DDS
Sex: Male
Sole proprietor: No
License: 7779 (MN)

Practice location

9366 Oak Avenue

Waconia, MN 55387

Phone: (952) 442-4891

Fax: (952) 442-4948

Street-level locationGet directions

More MN providers

Mailing address

9366 Oak Avenue

Waconia, MN 55387

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 7779 (MN)
Dental Providers

Profile Score

Detailed profile(91/100 index)

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.

Enumerated: 2006-06-15
Last updated: 2007-07-08

Frequently asked questions

What is William Oswall's NPI number?: William Oswall's National Provider Identifier (NPI) is 1598709131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is William Oswall's specialty?: William Oswall is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
Where is William Oswall located?: William Oswall's practice location on file with NPPES is 9366 Oak Avenue, Waconia, MN 55387.
What is William Oswall's phone number?: The practice phone number listed in the NPPES registry for William Oswall is (952) 442-4891.
Is William Oswall's NPI active?: Yes — William Oswall's NPI (1598709131) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions