Olesya Grinenko, MD, PHD
Neurology Physician · Ames, IA
Olesya Grinenko, MD, PHD is a neurology physician with a practice address in Ames, Iowa, and NPI 1306345210, issued on Feb 6, 2018. Check the license (Iowa MD-50464, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Olesya Grinenko
- Credential
- MD, PHD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- MD-50464 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1015 Duff Ave, Ames, IA 50010
- Phone
- (515) 239-4435
- Enumerated
- Feb 6, 2018
- Record last updated
- Nov 15, 2023
- Medicare enrollment
- Enrolled (PECOS I20230920001167); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 167 in Iowa → Look up another NPI →
Also registered at 1015 Duff Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Olesya Grinenko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license MD-50464Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% more Medicare Part D claims than the average neurology physician in 2024
1,576 Medicare Part D claims for 325 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Donepezil Hcl240 claims
- Carbidopa-Levodopa220 claims
- Levetiracetam122 claims
- Gabapentin79 claims
- Primidone77 claims
- Memantine Hcl49 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.
Industry payments in 2024: $62.28
3 payments; by number, the most common kind was food and beverage; the largest payer was Biogen, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 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
- Mcfarland Clinic PCAmes, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olesya Grinenko among 167 neurology physician records in Iowa
Olesya Grinenko, MD, PHD is one of 167 neurology physician records with a practice address in Iowa. 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 2018, is newer than 68% of them.
- NPI issued2018 · 68% of these records are older, 31% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2007 · median 2001 among the 86 with a school on file
- Record last updated2023 · 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 2084N0400X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Iowa
There are 167 neurology physician records in Iowa.
All 167 in Iowa → Every provider in Ames → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Juan Acosta, MDAmes, IA 500101144329996
- Anu Baweja, MDAmes, IA 500101295985398
- Michael Kitchell, M.D.Ames, IA 500101184613374
- John McKee, MDAmes, IA 500101699765800
- David Moore, M.D.Ames, IA 500101609867688
- Semira Ramic, DOAmes, IA 500101205274669
- Carly ScramstadAmes, IA 500101366016255
- Betsy Love, M.D.Ankeny, IA 500231275069627
Common questions
What is Olesya Grinenko, MD, PHD's NPI number?
Olesya Grinenko, MD, PHD's National Provider Identifier (NPI) is 1306345210, issued on Feb 6, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Olesya Grinenko, MD, PHD located?
The NPPES record lists a practice address at 1015 Duff Ave, Ames, IA, 50010. Phone: (515) 239-4435. Providers update this record themselves, so call before visiting.
How can I verify Olesya Grinenko, MD, PHD's license?
NPPES lists Iowa license number MD-50464, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Olesya Grinenko, MD, PHD prescribe under Medicare Part D?
In 2024, Olesya Grinenko, MD, PHD had 1,576 Medicare Part D claims for 325 beneficiaries; the average among neurology physician prescribers was 1,370. 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.