Dr. Anthony David Thiessen is a Sidney, Montana based Dentist who is specialized in
General Practice Dentistry. He does not accept the Medicare-approved amount. Patients will be billed for the treatment. Active license number of Dr. Anthony David Thiessen is
1958 for General Practice Dentistry in Montana. His current practice location is
203 2nd Ave Sw, Sidney. Patients can reach him at
406-433-7645.
Dr. Anthony David Thiessen is the primary dental care provider for patients of all ages. He is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
Complete Profile:
Dr. Anthony David Thiessen speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Name: | Dr. Anthony David Thiessen |
| Specialization: | Dentist |
| Gender: | Male |
| Credentials: | D.M.D. |
| Accepts Medicare Assignment: | No |
| Practice Address: | 203 2nd Ave Sw, Sidney,
Montana, 59270-4019 |
| Phone: | 406-433-7645 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1093950669 |
| NPI Enumeration Date: | 10 Dec, 2008 |
| NPI Last Update On: | 10 Dec, 2008 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Anthony David Thiessen are as mentioned below.
| License Number | Specialization | State | Status | |
| 1958 | General Practice Dentistry | Montana | Primary | |
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 203 2nd Ave Sw,
Sidney, Montana |
| Zip: | 59270-4019 |
| Phone Number: | 406-433-7645 |
Patients can reach Dr. Anthony David Thiessen at
203 2nd Ave Sw, Sidney, Montana or can
call to book an appointment on 406-433-7645.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on
08 December, 2025.