Amanda R. Olstinski, MD
Internal Medicine Physician · Grafton, WI
Amanda R. Olstinski, MD is an internal medicine physician with a practice address in Grafton, Wisconsin, and NPI 1316400880, issued on Apr 10, 2019. Check the license (Wisconsin 75185, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Amanda R. Olstinski
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 75185 WI
Self-reported in NPPES; status is on the state search - Practice location
- 975 Port Washington RD, Grafton, WI 53024
- Phone
- (262) 329-1000
- Enumerated
- Apr 10, 2019
- Record last updated
- May 22, 2026
- Medicaid ID
- 100170073 WI
- Medicare enrollment
- Enrolled (PECOS I20221219000302); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2019
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 975 Port Washington RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Amanda R. Olstinski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 75185Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
423 Medicare Part D claims for 142 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
Most prescribed
- Pantoprazole Sodium24 claims
- Amlodipine Besylate16 claims
- Metoprolol Succinate16 claims
- Atorvastatin Calcium14 claims
- Furosemide14 claims
- Metoprolol Tartrate14 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 one group practice
- Aurora Medical Group, Inc.Grafton, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amanda R. Olstinski among 2,078 internal medicine physician records in Wisconsin
Amanda R. Olstinski, MD is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 81% of them.
- NPI issued2019 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2019 · median 2002 among the 1,098 with a school on file
- Record last updated2026 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 internal medicine physician records list a practice address in Grafton
They are 19 of the 459 NPPES records with a practice address in Grafton, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Grafton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Muhammed Al-Fawakhiri, MDGrafton, WI 530241942276613
- Daniel Attanasio, D.O.Grafton, WI 530241609801380
- Melinda Bonilla-Puetz, MDGrafton, WI 530241942233101
- Richard Bunting, MDGrafton, WI 530241730111964
- Katherine Burrows, DOGrafton, WI 530241942323878
- William Ebinger, MDGrafton, WI 530241700818952
- John Feilbach, M.D.Grafton, WI 530241538191168
- Ashwini Gundelly, M.D.Grafton, WI 530241750310801
Common questions
What is Amanda R. Olstinski, MD's NPI number?
Amanda R. Olstinski, MD's National Provider Identifier (NPI) is 1316400880, issued on Apr 10, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Amanda R. Olstinski, MD located?
The NPPES record lists a practice address at 975 Port Washington RD, Grafton, WI, 53024. Phone: (262) 329-1000. Providers update this record themselves, so call before visiting.
How can I verify Amanda R. Olstinski, MD's license?
NPPES lists Wisconsin license number 75185, as entered by the provider. 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 Amanda R. Olstinski, MD prescribe under Medicare Part D?
In 2024, Amanda R. Olstinski, MD had 423 Medicare Part D claims for 142 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.