Mark Slabbekoorn, DDS, MD
NPI 1861489825 · Oral and Maxillofacial Surgery (Dentist) · Chippewa Falls, WI
Mark Slabbekoorn, DDS, MD is a Oral and Maxillofacial Surgery (Dentist) provider in Chippewa Falls, WI (NPI 1861489825).
Provider details
- NPI number
- 1861489825
- Entity type
- Individual
- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)Dental Providers
- Credential
- DDS, MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24023 (TX)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-04
- Last updated
- 2011-09-21
Frequently asked questions
- What is Mark Slabbekoorn's NPI number?
- Mark Slabbekoorn's National Provider Identifier (NPI) is 1861489825, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Slabbekoorn's specialty?
- Mark Slabbekoorn is listed in the NPPES registry with a primary specialty of Oral and Maxillofacial Surgery (Dentist) (Dental Providers).
- Where is Mark Slabbekoorn located?
- Mark Slabbekoorn's practice location on file with NPPES is 850 Lakeland Dr, Chippewa Falls, WI 54729-1687.
- What is Mark Slabbekoorn's phone number?
- The practice phone number listed in the NPPES registry for Mark Slabbekoorn is (715) 738-2000.
- Is Mark Slabbekoorn's NPI active?
- Yes — Mark Slabbekoorn's NPI (1861489825) is active in the NPPES registry as of the last update on 2011-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.