Chad J. Wassink, DDS
- Part D claims, 2024
- 27
- Industry payments
- $14
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 2001 S Division St, Guthrie, OK 73044-6063
- Practice phone
- Call (405) 282-6440
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Guthrie Dental Group
Dental practice · Guthrie, Oklahoma
Find Chad Wassink's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Chad J. Wassink is a general practice dentistry in Harrisonville, Missouri
Chad Wassink practices at Guthrie Dental Group in Guthrie, Oklahoma.
Chad Wassink's NPI, 1639307184, was assigned on June 23, 2009. Chad Wassink holds Oklahoma license 6123.
- NPI
- 1639307184NPI Registry (opens in a new tab)
- NPI enumeration date
- June 23, 2009
- NPI status
- Active
- Practice phone
- (405) 282-6440
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Chad J. Wassink practices in Guthrie and Harrisonville
Chad Wassink's primary practice is Guthrie Dental Group, at 2001 S Division St, Guthrie, OK 73044-6063. The practice phone is (405) 282-6440. The NPI Registry lists Chad Wassink's practice address as 2800 E Rock Haven Rd, Harrisonville, MO 64701.
- Guthrie Dental GroupPrimary2001 S Division St, Guthrie, OK 73044-6063Phone(405) 282-6440
- NPI Registry address2800 E Rock Haven Rd, Harrisonville, MO 64701 · Cass County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Chad J. Wassink is affiliated with 1 site of care and 1 medical group
Chad Wassink's primary practice is Guthrie Dental Group in Guthrie, Oklahoma. Dmand AI also links Chad Wassink to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Chad J. Wassink's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chad Wassink practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Guthrie Dental Group | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Chad J. Wassink is one of 945 general practice dentistrys in Missouri
General practice is Chad Wassink's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Chad Wassink is licensed in Oklahoma.
Specialties and state licenses
- General practice dentistry, OklahomaPrimary
General practice dentistrys near Chad Wassink
Counts of general practice dentistrys with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Chad J. Wassink's patients have a median age of 34
Across all payers, Dmand AI patient panel data puts Chad Wassink's median patient age at 34, with 33% women.
Chad Wassink's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 34
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Chad J. Wassink wrote 27 Medicare Part D claims in 2024
In 2024, Chad Wassink wrote 27 Medicare Part D claims for 19 patients. 89% of them were for generic drugs.
Chad Wassink's Part D claims by kind of drug, 2024
- Generic24 claims89%
- Brand-name and other3 claims11%
Drug classes CMS tracks in Chad Wassink's Part D claims, 2024
- Antibiotics44%12 of 27 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Chad J. Wassink received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Chad Wassink from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $14.
Companies that paid Chad Wassink the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Chad J. Wassink's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Chad J. Wassink
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Chad J. Wassink's NPI number?
Chad J. Wassink's NPI number is 1639307184. It was assigned on June 23, 2009, and it is active in the NPI Registry.
What does Chad J. Wassink specialize in?
Chad J. Wassink is a general practice dentistry in Harrisonville, Missouri. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Chad J. Wassink practice?
Chad Wassink practices at 2001 S Division St, Guthrie, OK 73044-6063. Chad Wassink also practices at 2800 E Rock Haven Rd, Harrisonville, MO 64701. Chad Wassink's primary practice is Guthrie Dental Group in Guthrie, Oklahoma. Dmand AI also links Chad Wassink to 1 medical group.
What is Chad J. Wassink's office phone number?
The practice phone on file for Chad Wassink is (405) 282-6440.
What is Chad J. Wassink's medical license number?
Chad Wassink holds Oklahoma license 6123.
Has Chad J. Wassink received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Chad Wassink from 1 company from 2025 to 2025. The largest total came from Straumann USA LLC.
How long has Chad J. Wassink been practicing?
Chad Wassink's NPI was assigned in 2009.
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