Provider Profile
Greg A. Zweiacher, DC
Unclaimed ProfileAbout Dr. Zweiacher
Greg A. Zweiacher, DC is a chiropractor based in Smyrna, DE. Greg is a 1991 graduate of Palmer College Chiropractic - Davenport. Medicare claims data shows Greg provided 1,337 services to 184 patients. The services billed most often include chiropractic manipulative treatment, 3-4 spinal regions and chiropractic manipulative treatment, 1-2 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.
Education & Training
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.
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
- (302) 653-1188
- Email not available
Practice Locations
100 S MAIN ST SUITE 204
Smyrna, DE 19977
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
- Back pain
- Headaches
- Neck pain
- Sciatica
- Sports injuries
- Whiplash
Arm & Elbow
- Golfer's elbow
Chronic pain
- Fibromyalgia
Foot & ankle
- Ankle sprain
- Heel pain
Head & jaw
- Benign paroxysmal positional vertigo
- Temporomandibular joint disorder
Head & Neck
- Dizziness And Unsteadiness
- Migraines
- Muscle Spasms & Twitches
Hip & Pelvis
- Femoroacetabular impingement
- Leg Length Discrepancy
- Piriformis syndrome
Joints
- Knee pain
- Lateral hip pain and trochanteric bursitis
- Osteoarthritis
- Shoulder Pain
- Tennis elbow
Leg & Foot
- Achilles Tendon Pain
- Calf and Hamstring Cramps
- Flat Feet
- Shin Splints
Muscles
- Muscle spasms
- Pulled back muscle
- Repetitive strain injury
Nerve
- Numbness & Tingling
Nerve issues
- Carpal tunnel
- Peripheral neuropathy
- Pinched nerve
Pediatric
- Infant colic
Pregnancy
- Pregnancy back pain
Shoulder & Arm
- Frozen shoulder
- Rotator cuff injury
Spine
- Degenerative disc disease
- Spondylolisthesis
Spine & disc
- Herniated disc
- Poor Posture
- Rib pain
- Sacroiliac joint pain
- Scoliosis
- Spinal stenosis
- Stiff neck
- Tailbone pain
- Upper Back Pain
Trauma
- Car accident injuries
Procedures & services
Most searched procedures
- Cold laser therapy
- Soft tissue therapy
- Spinal adjustment
- Spinal decompression
Adjustment
- Extremity adjustment
- Gonstead Adjustment
- Sacro-Occipital Technique
- Spinal manipulation
- Upper Cervical Adjustment
Adjustments
- Activator method
- Drop table adjustment
- Joint Mobilization
Advanced Procedures
- Manipulation Under Anesthesia
Devices & supports
- Custom orthotics
- Kinesiology taping
Diagnostics
- Gait analysis
- Spinal X-Rays
Pediatrics
- Pediatric chiropractic adjustment
Prenatal care
- Webster technique
Recovery
- Compression boot therapy
Rehab & exercise
- Corrective exercises
- Posture Correction Therapy
- Whole body vibration therapy
Soft Tissue
- Medical Massage
- Myofascial release
- Percussion Massage Therapy
- Trigger Point Therapy
Specialized Care
- Postpartum Chiropractic Care
Spine & disc
- Back And Neck Traction
- Flexion distraction therapy
Spine Therapy
- Chiropractic BioPhysics
- Roller Table 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
- Ergonomic assessment
- Functional Medicine Consultation
Procedures Most Often Billed to Medicare
1,337 services · 184 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
914 | More often than most peers in Chiropractor |
| Chiropractic manipulative treatment, 1-2 spinal regions | Treatment | 98940 |
423 | More often than most 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.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 31 related providers in 4 groups
Other chiropractors in Smyrna 7
Same specialty, same city.
Trained at Palmer College Chiropractic - Davenport 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Palmer College Chiropractic - Davenport 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 DE who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Zweiacher?
Dr. Zweiacher is a chiropractor in Smyrna, DE. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Zweiacher's address?
Dr. Zweiacher is listed at 100 S Main St Suite 204, Smyrna, DE 19977. 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. Zweiacher?
The number on file is (302) 653-1188. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Zweiacher?
Dr. Zweiacher's National Provider Identifier is 1801873385. 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. Zweiacher train?
Dr. Zweiacher attended Palmer College Chiropractic - Davenport, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Zweiacher have?
Dr. Zweiacher has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Zweiacher perform?
According to Medicare billing data, Dr. Zweiacher provides treatments such as chiropractic manipulative treatment, 3-4 spinal regions and chiropractic manipulative treatment, 1-2 spinal regions. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Zweiacher's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zweiacher. 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.