Benjamin Nager, MD
NPI 1508824376 · Neurology Physician · Crystal Lake, IL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Nager, MD is a Neurology Physician provider in Crystal Lake, IL (NPI 1508824376).
Provider details
- NPI number
- 1508824376
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036082514 (IL)
Specialties & taxonomies
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
20 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
2,294 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) |
|---|---|---|
| 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 | 533 | $16 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 472 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 448 | $125 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 146 | $164 |
| Nerve Conduction, 9-10 Studies95911 | 108 | $197 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 74 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 511 | 117 |
| Memantine Hcl | 262 | 64 |
| Donepezil Hcl | 235 | 65 |
| Pregabalin | 222 | 48 |
| Levetiracetam | 143 | 42 |
| Topiramate | 131 | 33 |
| Duloxetine Hcl | 116 | 30 |
| Clonazepam |
Practice location
Mailing address
Additional practice locations (1)
- 1122 N Main StAlgonquin, IL 60102-3482Phone: (815) 338-6600Fax: (815) 455-1875
Registry dates
- Enumerated
- 2006-05-02
- Last updated
- 2025-05-08
- Certified
- 2025-05-08
Frequently asked questions
- What is Benjamin Nager's NPI number?
- Benjamin Nager's National Provider Identifier (NPI) is 1508824376, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Nager's specialty?
- Benjamin Nager is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Nager located?
- Benjamin Nager's practice location on file with NPPES is 750 E Terra Cotta Ave Ste a, Crystal Lake, IL 60014.
- What is Benjamin Nager's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Nager is (815) 455-1800.
- Does Benjamin Nager accept Medicare?
- Benjamin Nager is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Nager's NPI active?
- Yes — Benjamin Nager's NPI (1508824376) is active in the NPPES registry as of the last update on 2025-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.