Daniel J. Kaiser, MD
Family Medicine Physician · Oshkosh, WI
Daniel J. Kaiser, MD is a family medicine physician with a practice address in Oshkosh, Wisconsin, and NPI 1437133824, issued on Nov 30, 2005. Check the license on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Daniel J. Kaiser
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- L8092 TX
Self-reported in NPPES; status is on the state search - Practice location
- 600 N Westhaven Dr, Oshkosh, WI 54904
- Phone
- (920) 237-5000
- Enumerated
- Nov 30, 2005
- Record last updated
- Aug 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (920) 237-5001
- Medicaid ID
- 1773889-01 TX
- Medicare enrollment
- Enrolled (PECOS I20080911000144); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 600 N Westhaven Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Daniel J. Kaiser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average family medicine physician in 2024
10,492 Medicare Part D claims for 565 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 443 claims were for opioids.
Most prescribed
- Atorvastatin Calcium558 claims
- Amlodipine Besylate397 claims
- Levothyroxine Sodium343 claims
- Omeprazole327 claims
- Lisinopril285 claims
- Metoprolol Succinate231 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.
Bills Medicare through 2 group practices
- Kaukauna Clinic, S.C.Kaukauna, WI
- Thedacare, IncorporatedOshkosh, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel J. Kaiser among 3,765 family medicine physician records in Wisconsin
Daniel J. Kaiser, MD is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2002 · median 2007 among the 2,347 with a school on file
- Record last updated2021 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
52 family medicine physician records list a practice address in Oshkosh
They are 52 of the 1,527 NPPES records with a practice address in Oshkosh, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Oshkosh → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jon Carlson, MDOshkosh, WI 549041639188782
- Matthew Fischer, MDOshkosh, WI 549041962517011
- Pamela House, MDOshkosh, WI 549041851408470
- Rimas Janusonis, MDOshkosh, WI 549041558389890
- Michael Knier, MDOshkosh, WI 549041861509309
- Phyllis Lee, MDOshkosh, WI 549041124010749
- Gregory Long, MDOshkosh, WI 549041720008881
- Stephen Maassen, MDOshkosh, WI 549041972610426
Common questions
What is Daniel J. Kaiser, MD's NPI number?
Daniel J. Kaiser, MD's National Provider Identifier (NPI) is 1437133824, issued on Nov 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Daniel J. Kaiser, MD located?
The NPPES record lists a practice address at 600 N Westhaven Dr, Oshkosh, WI, 54904. Phone: (920) 237-5000. Providers update this record themselves, so call before visiting.
How can I verify Daniel J. Kaiser, MD's license?
Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Daniel J. Kaiser, MD prescribe under Medicare Part D?
In 2024, Daniel J. Kaiser, MD had 10,492 Medicare Part D claims for 565 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.