What is Stephen Trevick's NPI number?

Stephen Trevick's National Provider Identifier (NPI) is 1861634776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephen Trevick's specialty?

Stephen Trevick is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).

Where is Stephen Trevick located?

Stephen Trevick's practice location on file with NPPES is 22285 N Pepper Rd Ste 401, Lake Barrington, IL 60010-2542.

What is Stephen Trevick's phone number?

The practice phone number listed in the NPPES registry for Stephen Trevick is (847) 882-6604.

Does Stephen Trevick accept Medicare?

Stephen Trevick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Stephen Trevick's NPI active?

Yes — Stephen Trevick's NPI (1861634776) is active in the NPPES registry as of the last update on 2018-09-28.

IndividualActiveAccepts Medicare

Stephen Trevick, M.D.

NPI 1861634776 · Neurology Physician · Lake Barrington, IL

Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Stephen Trevick, M.D. is a Neurology Physician provider in Lake Barrington, IL (NPI 1861634776).

Provider details

NPI number: 1861634776
Entity type: Individual
Primary specialty: Neurology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Neurology PhysicianPrimary2084N0400XLicense 036.141031 (IL)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Detailed profile(89/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
17 yrs in NPPES registry
Profile completeness25% of score
83% of core fields populated
Practice footprint15% of score
3 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
1,318 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 Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	504	$122
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	301	$81
Prolonged Hospital Inpatient Or Observation Care Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By ThG0316	224	$31
Critical Care, First 30-74 Minutes99291	120	$223
Measurement of Brain Wave Activity (eeg), Awake and Asleep95819	68	$57
Critical Care, Each Additional 30 Minutes99292

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$161 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

22285 N Pepper Rd Ste 401

Lake Barrington, IL 60010-2542

Phone: (847) 882-6604

Street-level locationGet directions

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Mailing address