Doctor profile · Federal record
Dr. Timothy Preston, PA-C
Physician Assistant · Surgical Physician Assistant · Stanford, CA
- NPI 1053956896
- Accepts Medicare
- 6 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 Pasteur Drive
Stanford, CA 943052200
(650) 723-4000 - Mailing address
-
300 Pasteur Dr
Stanford, CA 943052200
Credentials & registration
- NPI registered
- November 2019 — 7 yrs on file
- Profile last updated
- December 23, 2025
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #58034
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053956896. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
34
Distinct HCPCS
2
Medicare allowed
$6,688
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
27130 |
Replacement of thigh bone and hip joint with prosthesis | 22 | 22 | $197 | |
27447 |
Replacement of knee joint, both sides of knee | 12 | 12 | $197 |
In context: peer comparison
Among 89 peers in this city , average services per provider: 64. This provider delivers 0.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
140
Patients
58
Total drug cost
$1,347
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 60 | 34 | $475 |
| Amoxicillin | Generic | 47 | 24 | $270 |
| Celecoxib | Generic | 17 | 0 | $560 |
| Meloxicam | Generic | 16 | 0 | $41 |
Hospital affiliations
Frequently asked questions
What is Dr. Timothy Preston's medical specialty?
Dr. Timothy Preston practices Physician Assistant in Stanford, CA.
Where does Dr. Timothy Preston practice?
Dr. Timothy Preston practices at 300 Pasteur Drive, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Timothy Preston's NPI?
Dr. Timothy Preston's National Provider Identifier (NPI) is 1053956896, issued by NPPES.
Does Dr. Timothy Preston accept Medicare assignment?
Yes. Dr. Timothy Preston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Preston commonly perform?
Top Medicare-reported procedures in 2023: Replacement of thigh bone and hip joint with prosthesis (HCPCS 27130); Replacement of knee joint, both sides of knee (HCPCS 27447). Source: CMS Medicare Physician & Other Practitioners file.