Stephen Madsen
Dentist · Chico, CA
Stephen Madsen is a dentist with a practice address in Chico, California, and NPI 1104565746, issued on Jun 1, 2022. Check the license (California 107425, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephen Madsen
- Primary taxonomy
- Dentist 122300000X
- License number
- 107425 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1279 E 1St Ave Ste E, Chico, CA 95926
- Phone
- (530) 343-1081
- Enumerated
- Jun 1, 2022
- Record last updated
- Jun 1, 2022
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Verify Stephen Madsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 107425Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average dentist in 2024
54 Medicare Part D claims for 41 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin42 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.
Stephen Madsen among 14,729 dentist records in California
Stephen Madsen is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 86% of them.
- NPI issued2022 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2022 · 73% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 dentist records list a practice address in Chico
They are 55 of the 3,684 NPPES records with a practice address in Chico, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Chico → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Michael Acosta, DDSChico, CA 959261457410565
- Donald Fowkes, DDSChico, CA 959261508963497
- Kimberly Lange, D.D.S.Chico, CA 959261487774154
- Dale Madsen, D.D.S.Chico, CA 959261023191566
- Martin Manzella, DENTISTChico, CA 959261790830735
- John McKune, DDSChico, CA 959261760465546
- Harvey Miller, DDSChico, CA 959261619005568
- Timmy Nguyen, DDSChico, CA 959261588680581
Common questions
What is Stephen Madsen's NPI number?
Stephen Madsen's National Provider Identifier (NPI) is 1104565746, issued on Jun 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Madsen located?
The NPPES record lists a practice address at 1279 E 1St Ave Ste E, Chico, CA, 95926. Phone: (530) 343-1081. Providers update this record themselves, so call before visiting.
How can I verify Stephen Madsen's license?
NPPES lists California license number 107425, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Stephen Madsen prescribe under Medicare Part D?
In 2024, Stephen Madsen had 54 Medicare Part D claims for 41 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.