Doctor profile · Federal record
Dr. William Shankle, MS, M.D.
Neurology Physician (CMS: Neurology) · Newport Beach, CA
- NPI 1932246584
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 43 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3900 W Coast Hwy Ste 310
Newport Beach, CA 926634093
(949) 478-8858
fax (949) 242-2465
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- February 22, 2023
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- California #G55639
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932246584. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,154
Distinct HCPCS
8
Medicare allowed
$324,078
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99491 |
Chronic care management services for two or more chronic conditions, first 30 minutes provided personally by health care professional, per calendar month | 788 | 290 | $91 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 596 | 376 | $194 | |
96132 |
Evaluation of neuropsychological test, first hour | 586 | 370 | $138 | |
96136 |
Administration of psychological or neuropsychological test, first 30 minutes | 581 | 367 | $47 | |
G2212 |
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 | 483 | 222 | $34 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 49 | 38 | $138 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 45 | 45 | $67 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 26 | 25 | $98 |
In context: peer comparison
Among 7 peers in Newport Beach Neurology Physician, average services per provider: 2,624. This provider delivers 1.2× the peer median.Open Payments
Industry payments received
All-time total
$73
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Otsuka America Pharmaceutical, INC. | 1 | $28.32 | |
| Grifols USA, LLC | 1 | $25.25 | |
| Lilly USA, LLC | 1 | $19.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,073
Patients
689
Total drug cost
$487,263
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Memantine Hcl ER (Memantine Hcl) | Brand | 1,346 | 290 | $219,024 |
| Rivastigmine | Generic | 690 | 159 | $191,554 |
| Galantamine ER (Galantamine Hbr) | Brand | 175 | 37 | $20,981 |
| Dipyridamole | Generic | 147 | 39 | $16,661 |
| Desvenlafaxine Succinate ER (Desvenlafaxine Succinate) | Brand | 110 | 35 | $15,804 |
| Pramipexole Dihydrochloride (Pramipexole di-Hcl) | Brand | 107 | 27 | $3,998 |
| Sertraline Hcl | Generic | 103 | 23 | $1,770 |
| Memantine Hcl | Generic | 79 | 18 | $3,744 |
| Ezetimibe-Simvastatin (Ezetimibe/Simvastatin) | Brand | 61 | 17 | $7,660 |
| Ropinirole Hcl | Generic | 57 | 19 | $1,205 |
Hospital affiliations
Frequently asked questions
What is Dr. William Shankle's medical specialty?
Dr. William Shankle practices Neurology Physician in Newport Beach, CA.
Where does Dr. William Shankle practice?
Dr. William Shankle practices at 3900 W Coast Hwy Ste 310, Newport Beach, CA 926634093. Office phone: 9494788858.
What is Dr. William Shankle's NPI?
Dr. William Shankle's National Provider Identifier (NPI) is 1932246584, issued by NPPES.
Does Dr. William Shankle accept Medicare assignment?
Yes. Dr. William Shankle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Shankle commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions (HCPCS 99491); Established patient office or other outpatient visit (HCPCS 99215); Evaluation of neuropsychological test, first hour (HCPCS 96132). Source: CMS Medicare Physician & Other Practitioners file.