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Edit this profileAt a glance
- 20406 Redwood Rd, D, Castro Valley, CA 94546
About Dr. Sum
Based in Castro Valley, CA, Stephen V. Sum, D.C. is listed in the NPI registry under chiropractic. Stephen graduated from Life Chiropractic College - West in 1987. Stephen is also listed as specializing in chiropractor. According to Medicare claims data, the services billed most often include chiropractic manipulative treatment, 3-4 spinal regions. NPI 1912055195 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
- (510) 538-1111
- Email not available
Practice Locations
20406 REDWOOD RD D
Castro Valley, CA 94546
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
168 services · 20 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
168 | Less 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 4
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 Castro Valley 8
Same specialty, same city.
Trained at Life Chiropractic College - West 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1987 at Life Chiropractic College - West 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 CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Stephen V. Sum?
Stephen V. Sum is a chiropractic in Castro Valley, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Stephen V. Sum's address?
Stephen V. Sum is listed at 20406 Redwood Rd D, Castro Valley, CA 94546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Stephen V. Sum?
The number on file is (510) 538-1111. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Stephen V. Sum?
Stephen V. Sum's National Provider Identifier is 1912055195. 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 Stephen V. Sum train?
Stephen V. Sum attended Life Chiropractic College - West, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Stephen V. Sum have?
Stephen V. Sum has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What procedures does Stephen V. Sum perform?
According to Medicare billing data, Stephen V. Sum 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 Stephen V. Sum's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen V. Sum. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.