Doctor profile · Federal record
Dr. William Green, M.D.
Emergency Medical Services (Emergency Medicine) Physician (CMS: Emergency Medicine) · Newport Beach, CA
- NPI 1891758686
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 37 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
One Hoag Dr, Ecu Dept.
Newport Beach, CA 926586100
(949) 764-5689
fax (405) 749-4561 - Mailing address
-
Po Box 720300
Oklahoma City, OK 731720300
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- August 23, 2010
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207PE0004X — NUCC code
- State license (1)
- California #G70480
- Medicaid (2)
- CA #00G704800670 · CA #00G704800
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891758686. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
847
Distinct HCPCS
8
Medicare allowed
$99,982
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 326 | 322 | $181 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 207 | 192 | $9 | |
99291 |
Critical care, first 30-74 minutes | 118 | 118 | $222 | |
99284 |
Emergency department visit with moderate level of medical decision making | 74 | 74 | $125 | |
93308 |
Ultrasound of heart, follow-up | 59 | 59 | $26 | |
76604 |
Ultrasound scan of chest | 41 | 41 | $29 | |
76775 |
Limited ultrasound scan behind abdominal cavity | 11 | 11 | $29 | |
99283 |
Emergency department visit with low level of medical decision making | 11 | 11 | $74 |
In context: peer comparison
Among 1 peers in Newport Beach Emergency Medical Services (Emergency Medicine) Physician, average services per provider: 105. This provider delivers 8.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
84
Patients
84
Total drug cost
$862
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefdinir | Generic | 24 | 24 | $437 |
| Prednisone | Generic | 23 | 23 | $44 |
| Celecoxib | Generic | 21 | 21 | $331 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 16 | 16 | $50 |
Hospital affiliations
Frequently asked questions
What is Dr. William Green's medical specialty?
Dr. William Green practices Emergency Medical Services (Emergency Medicine) Physician in Newport Beach, CA.
Where does Dr. William Green practice?
Dr. William Green practices at One Hoag Dr, Newport Beach, CA 926586100. Office phone: 9497645689.
What is Dr. William Green's NPI?
Dr. William Green's National Provider Identifier (NPI) is 1891758686, issued by NPPES.
Does Dr. William Green accept Medicare assignment?
Yes. Dr. William Green accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Green commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.