Olesya Grinenko, MD, PHD
NPI 1306345210 · Neurology Physician · Ames, IA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olesya Grinenko, MD, PHD is a Neurology Physician provider in Ames, IA (NPI 1306345210).
Provider details
- NPI number
- 1306345210
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD-50464 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,040 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 277 | $15 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 210 | $167 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 118 | $118 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 89 | $154 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 75 | $203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 240 | 67 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 220 | 58 |
| Levetiracetam | 122 | 30 |
| Gabapentin | 79 | 20 |
| Primidone | 77 | 25 |
| Memantine Hcl | 49 | 18 |
| Rizatriptan Benzoatebrand: Rizatriptan | 47 | 14 |
| Topiramate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$62 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-02-06
- Last updated
- 2023-11-15
- Certified
- 2023-11-15
Frequently asked questions
- What is Olesya Grinenko's NPI number?
- Olesya Grinenko's National Provider Identifier (NPI) is 1306345210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olesya Grinenko's specialty?
- Olesya Grinenko is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Olesya Grinenko located?
- Olesya Grinenko's practice location on file with NPPES is 1015 Duff Ave, Ames, IA 50010-5733.
- What is Olesya Grinenko's phone number?
- The practice phone number listed in the NPPES registry for Olesya Grinenko is (515) 239-4435.
- Does Olesya Grinenko accept Medicare?
- Olesya Grinenko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olesya Grinenko's NPI active?
- Yes — Olesya Grinenko's NPI (1306345210) is active in the NPPES registry as of the last update on 2023-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.