Doctor profile · Federal record
Dr. William Greene, M.D.
Psychiatry Physician (CMS: Psychiatry) · Neurology Physician · Psychiatry Physician · Modesto, CA
- NPI 1396189791
- Accepts Medicare
- 13 yrs in practice
- Licensed in 3 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
1501 Claus RD
Modesto, CA 953559711
(209) 579-5628 - Additional location
-
2211 Ne 139Th St
Vancouver, WA 986862742
(503) 413-8949 - Additional location
-
2801 N Gantenbein Ave
Portland, OR 972271623
(503) 413-8949 - Additional location
-
915 Highland Blvd
Bozeman, MT 597156902
(406) 414-5000 - Mailing address
-
220 Standiford Ave Ste F
Modesto, CA 953501159
Show 1 more location
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- April 9, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State licenses (3)
- California #A149842 · Oregon #MD221600 · Montana #MED-PHYS-LIC-145711
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396189791. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
451
Distinct HCPCS
3
Medicare allowed
$26,125
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 331 | 57 | $49 | |
99238 |
Hospital discharge day management, 30 minutes or less | 69 | 54 | $81 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 51 | 41 | $82 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 164. This provider delivers 2.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
22
Patients
11
Total drug cost
$555
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 11 | 0 | $74 |
| Olanzapine | Generic | 11 | 11 | $481 |
Frequently asked questions
What is Dr. William Greene's medical specialty?
Dr. William Greene practices Psychiatry Physician in Modesto, CA.
Where does Dr. William Greene practice?
Dr. William Greene practices at 1501 Claus RD, Modesto, CA 953559711. Office phone: 2095795628.
What is Dr. William Greene's NPI?
Dr. William Greene's National Provider Identifier (NPI) is 1396189791, issued by NPPES.
Does Dr. William Greene accept Medicare assignment?
Yes. Dr. William Greene accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Greene commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Hospital discharge day management (HCPCS 99238); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.