Physician Profile
Based in Newport Beach, CA, William R. Shankle, MS, M.D. is listed in the NPI registry under neurology. William graduated from Warren Alpert Medical School of Brown University in 1983. According to Medicare claims data, William cared for 1,832 Medicare patients across 3,361 services. The services billed most often include chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and evaluation of neuropsychological test, first hour.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3900 W COAST HWY STE 310
Newport Beach, CA 92663
Within Neurology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Headache and facial pain
Memory and cognition
Movement disorders
Neuromuscular and peripheral nerve
Seizures and epilepsy
Stroke and vascular
Brain & Spine
Brain tumors
Head & Facial Pain
Memory & Cognitive
Movement Disorders
Nerve Compression
Sleep & Movement
Spine and nerve
Spine, brain injury, and functional
Most searched procedures
Consultation and testing
Consultations & Exams
Consultations and exams
Device management
Diagnostic Testing
Infusion and medical therapies
Infusions & Therapies
Injections & Pain Relief
Medication Management
Neuromodulation
Office procedures
Trauma & Injury
3,361 services · 1,832 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Evaluation of neuropsychological test, first hour | Treatment | 96132 |
584 | More than most peers in Neurology |
| Administration of psychological or neuropsychological test, first 30 minutes | Treatment | 96136 |
578 | More than most peers in Neurology |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
861 | More often than most peers in Neurology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
605 | More than most peers in Neurology |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
434 | More than most peers in Neurology |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
136 | More than most peers in Neurology |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
85 | More than most peers in Neurology |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
78 | More than most peers in Neurology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
William R. Shankle, MS is a neurologist in Newport Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurology”.
NPI registry
William R. Shankle, MS is listed at 3900 W Coast Hwy Ste 310, Newport Beach, CA 92663. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (949) 478-8858. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
William R. Shankle, MS's National Provider Identifier is 1932246584. 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
William R. Shankle, MS attended Warren Alpert Medical School of Brown University, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
William R. Shankle, MS has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, William R. Shankle, MS provides treatments such as evaluation of neuropsychological test, first hour and administration of psychological or neuropsychological test, first 30 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by William R. Shankle, MS. 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.