Physician Profile
Unclaimed ProfileAbout NAGER
Based in Crystal Lake, IL, Benjamin Jay Nager, MD is listed in the NPI registry under neurology. Benjamin graduated from Tulane University School of Medicine in 1986. Benjamin is also listed as specializing in sleep medicine (neurology). According to Medicare claims data, Benjamin cared for 1,931 Medicare patients across 16,357 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (815) 455-1800
- Email not available
Practice Locations
750 E TERRA COTTA AVE STE A
Crystal Lake, IL 60014
Procedures Most Often Billed to Medicare
16,357 services · 1,931 patients · 20 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Needle measurement of electrical activity in arm or leg muscles, complete study | Treatment | 95886 |
472 |
| Nerve conduction, 9-10 studies | Treatment | 95911 |
108 |
| Sleep study including heart rate, breathing, and sleep time | Treatment | 95800 |
104 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
86 |
| Sleep study in sleep lab with continuous airway pressure (6 years or older) | Treatment | 95811 |
86 |
| Nerve conduction, 5-6 studies | Treatment | 95909 |
71 |
| Sleep study in sleep lab (6 years or older) | Treatment | 95810 |
42 |
| Measurement of brain wave activity (eeg), awake and asleep | Treatment | 95819 |
31 |
| Nerve conduction, 7-8 studies | Treatment | 95910 |
20 |
| Nerve conduction, 13 or more studies | Treatment | 95913 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other neurology specialists at this location 4
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other neurology specialists in Crystal Lake 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Tulane University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Tulane University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Needle measurement of electrical activity in arm or leg muscles, complete study 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Nager?
Dr. Nager is a neurology in Crystal Lake, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEUROLOGY”.
NPI registry
What is Dr. Nager's address?
Dr. Nager is listed at 750 E TERRA COTTA AVE STE A, Crystal Lake, IL 60014. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Nager?
The number on file is (815) 455-1800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Nager's NPI number?
Dr. Nager's National Provider Identifier is 1508824376. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Nager train?
Dr. Nager attended Tulane University School of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Nager been practicing?
Dr. Nager has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Nager perform?
According to Medicare billing data, Dr. Nager provides treatments such as needle measurement of electrical activity in arm or leg muscles, complete study and nerve conduction, 9-10 studies, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Nager confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nager. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.