Stephen Vanhaerents
NPI 1629203328 · Epilepsy Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Epileptologists · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Vanhaerents is a Epilepsy Physician provider in Chicago, IL (NPI 1629203328).
Provider details
- NPI number
- 1629203328
- Entity type
- Individual
- Primary specialty
- Epilepsy PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036.135125 (IL)
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 tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
583 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Measurement of Brain Wave Activity With Video (veeg), 12-26 Hours With Review and Report By Health Care Professional95720 | 166 | $217 |
| Measurement of Brain Wave Activity (eeg), Awake and Asleep95819 | 94 | $58 |
| Placement of Skin Electrodes and Measurement of Stimulated Sites on Arms and Legs95938 | 58 | $47 |
| 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 | 51 | $17 |
| Measurement of Brain Wave Activity With Video (veeg), 2-12 Hours With Review and Report By Health Care Professional95718 | 47 | $139 |
| Needle Measurement of Electrical Activity in Arm, Leg, Trunk Or Head Muscles, Limited Study |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levetiracetam | 162 | 46 |
| Lamotrigine | 105 | 26 |
| Lacosamide | 71 | 23 |
| Clobazam | 70 | 22 |
| Zonisamide | 61 | 15 |
| Lamotriginebrand: Lamotrigine Er | 57 | — |
| Topiramate | 34 | — |
| Levetiracetambrand: Levetiracetam Er | 28 |
Practice location
Mailing address
Additional practice locations (1)
- 675 N Saint Clair St Ste 20-100Department of NeurologyChicago, IL 60611-5970Phone: (312) 926-1673Fax: (312) 926-9089
Registry dates
- Enumerated
- 2009-05-26
- Last updated
- 2025-08-05
- Certified
- 2025-08-05
Frequently asked questions
- What is Stephen Vanhaerents's NPI number?
- Stephen Vanhaerents's National Provider Identifier (NPI) is 1629203328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Vanhaerents's specialty?
- Stephen Vanhaerents is listed in the NPPES registry with a primary specialty of Epilepsy Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Vanhaerents located?
- Stephen Vanhaerents's practice location on file with NPPES is 259 E Erie St Ste 1900, Chicago, IL 60611-3246.
- What is Stephen Vanhaerents's phone number?
- The practice phone number listed in the NPPES registry for Stephen Vanhaerents is (312) 695-7950.
- Does Stephen Vanhaerents accept Medicare?
- Stephen Vanhaerents is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Vanhaerents's NPI active?
- Yes — Stephen Vanhaerents's NPI (1629203328) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.