What is Mark Heideman's NPI number?

Mark Heideman's National Provider Identifier (NPI) is 1891851358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Heideman's specialty?

Mark Heideman is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Mark Heideman located?

Mark Heideman's practice location on file with NPPES is 920 E 5th St, Shawano, WI 54166-2212.

What is Mark Heideman's phone number?

The practice phone number listed in the NPPES registry for Mark Heideman is (715) 524-2581.

Does Mark Heideman accept Medicare?

Mark Heideman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Mark Heideman's NPI active?

Yes — Mark Heideman's NPI (1891851358) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActiveAccepts Medicare

Mark Heideman, D.D.S.

NPI 1891851358 · Dentist · Shawano, WI

Mark Heideman, D.D.S. is a Dentist provider in Shawano, WI (NPI 1891851358).

Provider details

NPI number: 1891851358
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: D.D.S.
Sex: Male
Sole proprietor: Yes
License: 2270 (WI)

Practice location

920 E 5th St

Shawano, WI 54166-2212

Phone: (715) 524-2581

Street-level locationGet directions

More WI providers

Mailing address

920 E 5th St

Shawano, WI 54166-2212

Specialties & taxonomies

DentistPrimary122300000XLicense 2270 (WI)
Dental Providers

Enrolled with Medicare as Order and Referring Only - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)

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
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.

Enumerated: 2006-12-29
Last updated: 2007-07-08

Frequently asked questions

What is Mark Heideman's NPI number?: Mark Heideman's National Provider Identifier (NPI) is 1891851358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mark Heideman's specialty?: Mark Heideman is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
Where is Mark Heideman located?: Mark Heideman's practice location on file with NPPES is 920 E 5th St, Shawano, WI 54166-2212.
What is Mark Heideman's phone number?: The practice phone number listed in the NPPES registry for Mark Heideman is (715) 524-2581.
Does Mark Heideman accept Medicare?: Mark Heideman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Mark Heideman's NPI active?: Yes — Mark Heideman's NPI (1891851358) 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