Sophos Geroulis, M.D.
NPI 1295820637 · Neurology Physician · Summit, WI
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophos Geroulis, M.D. is a Neurology Physician provider in Summit, WI (NPI 1295820637).
Provider details
- NPI number
- 1295820637
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 49566-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
632 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 117 | $120 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 115 | $90 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 109 | $169 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 73 | $134 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 53 | $205 |
| Injection of Chemical for Paralysis of Facial and Neck Nerve Muscles on Both Sides of Face |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Zonisamide | 313 | 81 |
| Levetiracetam | 248 | 50 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa Er | 216 | 49 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 207 | 53 |
| Memantine Hcl | 201 | 47 |
| Gabapentin | 182 | 39 |
| Lamotrigine | 166 | 26 |
| Donepezil Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$112 across 9 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
- 2006-10-03
- Last updated
- 2017-12-28
Frequently asked questions
- What is Sophos Geroulis's NPI number?
- Sophos Geroulis's National Provider Identifier (NPI) is 1295820637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophos Geroulis's specialty?
- Sophos Geroulis is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Sophos Geroulis located?
- Sophos Geroulis's practice location on file with NPPES is 36500 Aurora Dr, Summit, WI 53066-4899.
- What is Sophos Geroulis's phone number?
- The practice phone number listed in the NPPES registry for Sophos Geroulis is (262) 434-5000.
- Does Sophos Geroulis accept Medicare?
- Sophos Geroulis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophos Geroulis's NPI active?
- Yes — Sophos Geroulis's NPI (1295820637) is active in the NPPES registry as of the last update on 2017-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.