Iryna Nemesh, M.D.
Rheumatology Physician · Waterford, WI
Iryna Nemesh, M.D. is a rheumatology physician with a practice address in Waterford, Wisconsin, and NPI 1942694401, issued on Mar 23, 2015. Check the license (Wisconsin 66517-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Iryna Nemesh
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 66517-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 818 Forest LN, Waterford, WI 53185
- Phone
- (262) 514-3700
- Enumerated
- Mar 23, 2015
- Record last updated
- Sep 24, 2024
- Medicaid ID
- 100077589 WI
- Medicare enrollment
- Enrolled (PECOS I20180620001552); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 154 in Wisconsin → Look up another NPI →
Also registered at 818 Forest LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shelley Flasch, APNPNurse Practitioner1417497710
- George Gilmore, M.D.Emergency Medicine Physician1497731756
- Mariana Hines, APRNNurse Practitioner1730898396
- Anwar Isabell, M.D.Family Medicine Physician1457627754
- Brianne Jacobson, PTPhysical Therapist1922543081
- Cailah Kasulke, MDFamily Medicine Physician1164196168
Verify Iryna Nemesh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 66517-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average rheumatology physician in 2024
749 Medicare Part D claims for 250 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Methotrexate165 claims
- Prednisone123 claims
- Alendronate Sodium68 claims
- Leflunomide50 claims
- Hydroxychloroquine Sulfate35 claims
- Folic Acid28 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 82.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $128.74
1 payment: food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Aurora Medical Group, Inc.Waterford, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Iryna Nemesh among 154 rheumatology physician records in Wisconsin
Iryna Nemesh, M.D. is one of 154 rheumatology physician records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 83% of them.
- NPI issued2015 · 83% of these records are older, 13% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2008 · median 2004 among the 97 with a school on file
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Wisconsin
There are 154 rheumatology physician records in Wisconsin.
All 154 in Wisconsin → Every provider in Waterford → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Douglas Hempel, M.D.Waukesha, WI 531861164423844
- Mark Pearson, M.D.Waukesha, WI 531861407857048
- Carly Skamra, M.D.Waukesha, WI 531861275670275
- Joseph Bretza, M.D.Milwaukee, WI 532091114958394
- Robina Chowdhery, MDPleasant Prairie, WI 531581881803658
- Allan Goldman, M.D.Milwaukee, WI 532151932162658
- Daniel Rosler, M.D.Milwaukee, WI 532151134124159
- Karri Huber, D.O.Oak Creek, WI 531541093805319
Common questions
What is Iryna Nemesh, M.D.'s NPI number?
Iryna Nemesh, M.D.'s National Provider Identifier (NPI) is 1942694401, issued on Mar 23, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Iryna Nemesh, M.D. located?
The NPPES record lists a practice address at 818 Forest LN, Waterford, WI, 53185. Phone: (262) 514-3700. Providers update this record themselves, so call before visiting.
How can I verify Iryna Nemesh, M.D.'s license?
NPPES lists Wisconsin license number 66517-20, 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 Iryna Nemesh, M.D. prescribe under Medicare Part D?
In 2024, Iryna Nemesh, M.D. had 749 Medicare Part D claims for 250 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Iryna Nemesh, M.D.'s MIPS final score?
The 2023 MIPS final score is 82.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.