Doctor profile · Federal record
Dr. William Roth, PHD
Psychologist (CMS: Clinical Psychologist) · Loma Linda, CA
- NPI 1154346849
- Accepts Medicare
- MIPS 76.4 / 100 · 2023
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11374 Mountain View Ave, Suite A
Loma Linda, CA 923543830
(909) 558-4505 - Mailing address
-
54701 File Number
Los Angeles, CA 900744701
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- September 24, 2007
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 103T00000X — NUCC code
- State license (1)
- California #PSY10195
- Medicaid
- CA #PSY101950
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154346849. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
337
Distinct HCPCS
1
Medicare allowed
$33,759
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 337 | 19 | $100 |
In context: peer comparison
Among 1 peers in Loma Linda Psychologist, average services per provider: 337. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. William Roth's medical specialty?
Dr. William Roth practices Psychologist in Loma Linda, CA.
Where does Dr. William Roth practice?
Dr. William Roth practices at 11374 Mountain View Ave, Loma Linda, CA 923543830. Office phone: 9095584505.
What is Dr. William Roth's NPI?
Dr. William Roth's National Provider Identifier (NPI) is 1154346849, issued by NPPES.
Does Dr. William Roth accept Medicare assignment?
Yes. Dr. William Roth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Roth commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.