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Edit this profileAt a glance
- 1740 Westgate Rd, Eau Claire, WI 54703
About Dr. Oas
Based in Eau Claire, WI, Mark G. Oas, D.C. is listed in the NPI registry under chiropractic. Mark graduated from Northwestern College of Chiropractic in 2001. Mark is also listed as specializing in chiropractor. Medicare claims data shows Mark provided 418 services to 60 patients. The services billed most often include chiropractic manipulative treatment, 3-4 spinal regions. NPI 1487648093 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (715) 552-7889
- Email not available
Practice Locations
1740 WESTGATE RD
Eau Claire, WI 54703
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
418 services · 60 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
418 | More often than most peers in Chiropractic |
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.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other chiropractics in Eau Claire 8
Same specialty, same city.
Trained at Northwestern College of Chiropractic 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2001 at Northwestern College of Chiropractic 8
Providers who graduated from the same medical school in the same year.
Also performs Chiropractic manipulative treatment, 3-4 spinal regions 8
Providers in WI who bill this service to Medicare most often.
Common questions
What kind of doctor is Mark G. Oas?
Mark G. Oas is a chiropractic in Eau Claire, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Mark G. Oas's address?
Mark G. Oas is listed at 1740 Westgate Rd, Eau Claire, WI 54703. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mark G. Oas?
The number on file is (715) 552-7889. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark G. Oas?
Mark G. Oas's National Provider Identifier is 1487648093. 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 Mark G. Oas train?
Mark G. Oas attended Northwestern College of Chiropractic, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark G. Oas have?
Mark G. Oas has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mark G. Oas perform?
According to Medicare billing data, Mark G. Oas 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
Is Mark G. Oas's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark G. Oas. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.