Christopher G. Johnson, DDS
Dentist · Ripon, WI
Christopher G. Johnson, DDS is a dentist with a practice address in Ripon, Wisconsin, and NPI 1982652566, issued on May 5, 2006. Check the license (Wisconsin 5001654, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Christopher G. Johnson
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 5001654 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1209 W Fond DU Lac St, Ripon, WI 54971
- Phone
- (920) 748-7200
- Enumerated
- May 5, 2006
- Record last updated
- Jul 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 33397200 WI
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,750 in Wisconsin → Look up another NPI →
Also registered at 1209 W Fond DU Lac St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Madeline Berst, DDSGeneral Practice Dentistry1164343505
Verify Christopher G. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 5001654Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average dentist in 2024
153 Medicare Part D claims for 98 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Amoxicillin70 claims
- Clindamycin Hcl39 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Christopher G. Johnson among 1,750 dentist records in Wisconsin
Christopher G. Johnson, DDS is one of 1,750 dentist records with a practice address in Wisconsin. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 78% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2021 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 dentist records list a practice address in Ripon
They are 2 of the 126 NPPES records with a practice address in Ripon, and 1,750 dentist records in Wisconsin.
All 1,750 in Wisconsin → Every provider in Ripon → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Christopher Rauch, DDSRipon, WI 549711801963905
- Craig Smestad, DDSPrinceton, WI 549681255461620
- Gregory Harvey, DDSWaupaca, WI 549811023228533
- Michael Lawton, DDSNew London, WI 549611275637803
- Lap Nguyen, DMDWaupaca, WI 549811366001729
- E Pope, DDSWaupaca, WI 549811265500805
- Renny Cho, DDSWautoma, WI 549821407558109
- Tiffany Otto, DDSWautoma, WI 549821518458579
Common questions
What is Christopher G. Johnson, DDS's NPI number?
Christopher G. Johnson, DDS's National Provider Identifier (NPI) is 1982652566, issued on May 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher G. Johnson, DDS located?
The NPPES record lists a practice address at 1209 W Fond DU Lac St, Ripon, WI, 54971. Phone: (920) 748-7200. Providers update this record themselves, so call before visiting.
How can I verify Christopher G. Johnson, DDS's license?
NPPES lists Wisconsin license number 5001654, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Christopher G. Johnson, DDS prescribe under Medicare Part D?
In 2024, Christopher G. Johnson, DDS had 153 Medicare Part D claims for 98 beneficiaries; the average among dentist prescribers was 86. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.