Evan Allen, M.D.
NPI 1821101742 · Neurology Physician · Lake Forest, IL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Evan Allen, M.D. is a Neurology Physician provider in Lake Forest, IL (NPI 1821101742).
Provider details
- NPI number
- 1821101742
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 46414 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
7 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
900 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 254 | $50 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 166 | $132 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 138 | $65 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 96 | $134 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Each Additional Hour96366 | 68 | $21 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (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
Additional practice locations (6)
- 1335 Kelso BlvdWindermere, FL 34786-7503Phone: (407) 902-5987
- 2400 17th StColumbus, IN 47201-5351Phone: (812) 376-5974
- 1701 S Creasy LnLafayette, IN 47905-4972Phone: (765) 502-4400
- 401 E Chestnut St Unit 510Louisville, KY 40202-5710Phone: (502) 588-4800Fax: (502) 588-4801
- 1447 N Harrison StSaginaw, MI 48602-4727Phone: (989) 583-0000
- 1800 E Park AveState College, PA 16803-6701Phone: (814) 231-7000Fax: (814) 234-1553
Registry dates
- Enumerated
- 2006-08-16
- Last updated
- 2024-09-06
- Certified
- 2024-09-06
Frequently asked questions
- What is Evan Allen's NPI number?
- Evan Allen's National Provider Identifier (NPI) is 1821101742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Evan Allen's specialty?
- Evan Allen is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Evan Allen located?
- Evan Allen's practice location on file with NPPES is 1000 N Westmoreland Rd # Level3, Lake Forest, IL 60045-1658.
- What is Evan Allen's phone number?
- The practice phone number listed in the NPPES registry for Evan Allen is (847) 535-8500.
- Does Evan Allen accept Medicare?
- Evan Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Evan Allen's NPI active?
- Yes — Evan Allen's NPI (1821101742) is active in the NPPES registry as of the last update on 2024-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.