Provider Profile
John R. Zrelak, D.C.
Unclaimed ProfileAbout Dr. Zrelak
John R. Zrelak, D.C. is a chiropractor practicing in Chicago, IL. According to Medicare claims data, John cared for 35 Medicare patients across 282 services. The services billed most often include chiropractic manipulative treatment, 3-4 spinal regions.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Contact Information
- (312) 832-9700
- Email not available
Practice Locations
414 N ORLEANS ST SUITE 207
Chicago, IL 60610
Conditions Supported and Services
Within Chiropractic generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Arm & Elbow
Chronic pain
Foot & ankle
Head & jaw
Head & Neck
Hip & Pelvis
Joints
Leg & Foot
Muscles
Nerve
Nerve issues
Pediatric
Pregnancy
Shoulder & Arm
Spine
Spine & disc
- Herniated disc
- Poor Posture
- Rib pain
- Sacroiliac joint pain
- Scoliosis
- Spinal stenosis
- Stiff neck
- Tailbone pain
- Upper Back Pain
Trauma
Procedures & services
Most searched procedures
Adjustment
- Extremity adjustment
- Gonstead Adjustment
- Sacro-Occipital Technique
- Spinal manipulation
- Upper Cervical Adjustment
Adjustments
Advanced Procedures
Devices & supports
Diagnostics
Pediatrics
Prenatal care
Recovery
Rehab & exercise
Soft Tissue
Specialized Care
Spine & disc
Spine Therapy
Therapy
- Active release technique
- Acupressure
- Craniosacral therapy
- Cupping Therapy
- Dry needling
- Electrical muscle stimulation
- Infrared Sauna Therapy
- Muscle Scraping
- Pulsed electromagnetic field therapy
- Red light therapy
- Shockwave Therapy
- Therapeutic Ultrasound
- Wart Removal
Wellness
Procedures Most Often Billed to Medicare
282 services · 35 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
282 | As often as other peers in Chiropractor |
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 chiropractors at this location 1
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 chiropractors in Chicago 8
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Chiropractic manipulative treatment, 3-4 spinal regions 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does John R. Zrelak specialize in?
John R. Zrelak is a chiropractor in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is John R. Zrelak located?
John R. Zrelak is listed at 414 N Orleans St Suite 207, Chicago, IL 60610. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John R. Zrelak's phone number?
The number on file is (312) 832-9700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is John R. Zrelak's NPI number?
John R. Zrelak's National Provider Identifier is 1386612562. 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
How long has John R. Zrelak been practicing?
John R. Zrelak has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does John R. Zrelak do most often?
According to Medicare billing data, John R. Zrelak provides treatments such as chiropractic manipulative treatment, 3-4 spinal regions. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John R. Zrelak confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John R. Zrelak. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.