Dr. Gregory James Martens , DDS
Dentist - General Practice β’ Hudson, WI
1003 Pearson Dr
Hudson, WI 540168727
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
Practice Location & Contact Primary Location
1003 Pearson Dr
Hudson, WI 540168727
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
NPPES lists 1 additional practice-address record in Somerset, WI. See the list
Source: CMS NPPES NPI Registry, practice location records; release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
What Public CMS Data Show
Dentist - General Practice: NPPES taxonomy is a reported classification, not proof of board certification.
Industry payments (Open Payments)
No Open Payments records are listed for this clinician for 2019β2025.
NPI first issued
2026
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Medicare assignment not listed
CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, βDoes your provider accept Medicare as full payment?β
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Compared with the same specialty in Hudson and Wisconsin
15 active clinicians are listed under Dentist - General Practice with a practice address in Hudson, WI (2,308 in Wisconsin).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Hudson
0% of these 15 clinicians have the CMS telehealth indicator.
0% of these 15 clinicians are listed by CMS as accepting Medicare assignment.
Sources: CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2026-06-02NUCC Taxonomy Code: 1223G0001X
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
Secondary Practice Locations
705 Rivard St Ste 1
Somerset, WI 540257456
Phone: 7152473318
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Dentist - General Practice
Doctor of Dental Surgery
Career & Practice History
NPI enumerated June 02, 2026.
No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from June 2026 to August 2026.
NPI Administrative Meta
Other Dentist - General Practices in Hudson
- Dr. David Kell, DDS
- Dr. Robert Bardill, DDS
- Dr. Sara Cody, DDS
- Dr. James Purdy, DDS
- Dr. Michael Bruinooge, DDS
- Dr. Zachary Walgenbach, DDS
Mailing Address
4202 W 42nd St
Edina, MN 554165008
Phone: 9529280093