Doctor profile · Federal record
Dr. Tiffany Diament, M.D.
Psychiatry Physician (CMS: Psychiatry) · Valencia, CA
- NPI 1487997128
- Accepts Medicare
- 13 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
23501 Cinema Dr Ste 200
Valencia, CA 913555430
(661) 288-4800
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- November 18, 2020
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- California #A134062
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487997128. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
120
Distinct HCPCS
3
Medicare allowed
$13,034
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 73 | 31 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 30 | 19 | $121 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 17 | 13 | $176 |
In context: peer comparison
Among 3 peers in Valencia Psychiatry Physician, average services per provider: 59. This provider delivers 2.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
774
Patients
37
Total drug cost
$309,240
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Quetiapine Fumarate | Generic | 92 | 11 | $2,798 |
| Sertraline Hcl | Generic | 81 | 15 | $1,601 |
| Olanzapine | Generic | 73 | 0 | $5,932 |
| Fluoxetine Hcl | Generic | 66 | 0 | $654 |
| Bupropion Xl (Bupropion Hcl) | Brand | 53 | 0 | $1,278 |
| Gabapentin | Generic | 47 | 0 | $794 |
| Risperidone | Generic | 47 | 0 | $1,422 |
| Buspirone Hcl | Generic | 46 | 0 | $1,326 |
| Aripiprazole | Generic | 44 | 0 | $8,689 |
| Trazodone Hcl | Generic | 43 | 0 | $882 |
Frequently asked questions
What is Dr. Tiffany Diament's medical specialty?
Dr. Tiffany Diament practices Psychiatry Physician in Valencia, CA.
Where does Dr. Tiffany Diament practice?
Dr. Tiffany Diament practices at 23501 Cinema Dr Ste 200, Valencia, CA 913555430. Office phone: 6612884800.
What is Dr. Tiffany Diament's NPI?
Dr. Tiffany Diament's National Provider Identifier (NPI) is 1487997128, issued by NPPES.
Does Dr. Tiffany Diament accept Medicare assignment?
Yes. Dr. Tiffany Diament accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Diament commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.