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Edit this profileAt a glance
- 2 Bon Air Rd, Suite 120, Larkspur, CA 94939
About Dr. Sponzilli
Ernest H. Sponzilli, M.D. is a healthcare provider in Larkspur, CA specializing in physical medicine & rehabilitation. Ernest trained at Albany Medical College of Union University, graduating in 1992. Ernest is also listed as specializing in orthopaedic surgery. According to Medicare claims data, Ernest cared for 1,995 Medicare patients across 3,080 services. The services billed most often include low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level. This provider record is associated with NPI 1497709984.
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
- (415) 925-8200
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2 BON AIR RD, SUITE 120
Larkspur, CA 94939
Conditions Commonly Evaluated or Treated
Within Physical Medicine and Rehabilitation 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
Brain & memory
- Stroke recovery issues
Brain and nerve conditions
- Multiple Sclerosis Symptoms
- Weakness After Stroke
- Post-Polio Syndrome
Rehabilitation
- Amputation and phantom limb pain
Spine & Back
- Spinal Stenosis Pain
- Whiplash Pain
Most searched conditions
Chronic pain
- Complex Regional Pain Syndrome
- Fibromyalgia
- Muscle knots and spasms
Foot & ankle
Joint pain
- Frozen shoulder
- Hip osteoarthritis
- Knee osteoarthritis
- Lateral hip pain and trochanteric bursitis
- Shoulder Pain
Joints and arms
Joints and legs
Mobility
Muscle & tendon
Nerve and muscle pain
- Chronic pelvic pain
- Neuroma In Foot
- Piriformis syndrome
- Tarsal Tunnel Syndrome
- Thoracic outlet syndrome
Nerve pain
Neurological rehab
Pain management
Rehab and mobility
Spine and back
Spine care
- Arthritis of the spine
- Failed back surgery syndrome
- Herniated disc
- Lower back pain
- Neck pain
- Sacroiliac joint pain
- Sciatica
- Spinal stenosis
- Spondylolisthesis
- Upper Back Pain
- Whiplash
Procedures & services
Diagnostics and tests
- Barium Swallow Study
- Functional Capacity Evaluation
- Nerve-conduction studies
Injections and pain relief
- Knee Nerve Ablation
- Shoulder Joint Injection
- Stem Cell Therapy For Joints
- Botox for chronic migraines
- Facet joint injection
- Ganglion impar block
- Hip Joint Injection
- Nerve Hydrodissection
- Shoulder nerve block
Neuromuscular
- Baclofen pump management
- Spasticity assessment
- Botox for muscle spasms
Pain management
- Piriformis muscle injection
- Lumbar sympathetic block
- Occipital nerve block
- Peripheral nerve stimulator implant
- Prolotherapy
- Stellate ganglion block
- Trigger Point Injections
Rehabilitation
- Inpatient rehabilitation consultation
- Prosthetic and orthotic fitting
- Wheelchair Evaluation and Fitting
Spine procedures
- Caudal Epidural Injection
- Transforaminal Epidural Injection
- Epidural steroid injection
- Kyphoplasty
- Medial branch block
- Radiofrequency ablation
- Sacroiliac joint injection
- Spinal cord stimulator trial
- Vertebroplasty
Wound care
- Pressure-Relief Cushion and Bed Fitting
Most searched procedures
- Concussion protocol
- Joint injections
- PRP therapy
- Ultrasound-guided injections
Devices and implants
- Pain pump refill and check
- Spinal cord stimulator implant
Diagnostics
- Discogram
- EMG
Joint care
Mobility
- Gait and balance training
Muscle & tendon
- Tenex Procedure For Tendon Pain
Nerve procedures
- Carpal tunnel steroid injection
Physical medicine
Rehab and mobility
- Back Brace Fitting
- Lymphedema Drainage Therapy
- Non-Surgical Spinal Decompression
- Pelvic Floor Physical Therapy
- Shockwave Therapy
Procedures Most Often Billed to Medicare
3,080 services · 1,995 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | Procedure | 64483 |
209 | More than most peers in Rehabilitation medicine |
| Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level | Procedure | 64484 |
165 | More than most peers in Rehabilitation medicine |
| Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | Procedure | 64483 |
83 | More than most peers in Rehabilitation medicine |
| Injection of lower or sacral spine facet joint using imaging guidance, single level | Procedure | 64493 |
70 | More than most peers in Rehabilitation medicine |
| Injection of substance into middle or upper spine canal using imaging guidance | Procedure | 62321 |
58 | More often than most peers in Rehabilitation medicine |
| Injection of lower or sacral spine facet joint using imaging guidance, second level | Procedure | 64494 |
54 | More often than most peers in Rehabilitation medicine |
| Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level | Procedure | 64484 |
48 | More than most peers in Rehabilitation medicine |
| Injection of lower or sacral spine facet joint using imaging guidance, single level | Procedure | 64493 |
46 | More than most peers in Rehabilitation medicine |
| Injection of upper or middle spine facet joint using imaging guidance, single level | Procedure | 64490 |
46 | More often than most peers in Rehabilitation medicine |
| Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint | Procedure | 64635 |
39 | More often than most peers in Rehabilitation medicine |
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.
Related specialists at this location 3
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.
Trained at Albany Medical College of Union University 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1992 at Albany Medical College of Union University 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Ernest H. Sponzilli specialize in?
Ernest H. Sponzilli is a rehabilitation physician in Larkspur, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Physical Medicine & Rehabilitation”.
NPI registry
Where is Ernest H. Sponzilli located?
Ernest H. Sponzilli is listed at 2 Bon Air Rd, Suite 120, Larkspur, CA 94939. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ernest H. Sponzilli's phone number?
The number on file is (415) 925-8200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ernest H. Sponzilli's NPI number?
Ernest H. Sponzilli's National Provider Identifier is 1497709984. 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 Ernest H. Sponzilli train?
Ernest H. Sponzilli attended Albany Medical College of Union University, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How long has Ernest H. Sponzilli been practicing?
Ernest H. Sponzilli has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What does Ernest H. Sponzilli do most often?
According to Medicare billing data, Ernest H. Sponzilli performs procedures including injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level, injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level and injection of lower or sacral spine facet joint using imaging guidance, single level; 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 Ernest H. Sponzilli confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ernest H. Sponzilli. If this is you, claiming it is free.
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