Quick answers
- Where does Peter S. Liao see patients?
- Medicare's clinician data lists 4 practice locations, including Frederick, MD, Glen Burnie, MD and Silver Spring, MD. Call before your visit to confirm the address.
- What is Peter S. Liao's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Peter S. Liao accept Medicare assignment?
- Yes. Medicare's clinician data says Peter S. Liao accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Peter S. Liao?
- (855) 830-8346, as listed in official Medicare / NPI Registry data.
- What is Peter S. Liao's NPI number?
- 1306809033. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Peter S. Liao is enrolled with Medicare (CMS data updated 2026-10-02).
- 141 Thomas Johnson Dr, Suite 190Frederick, MD 21702 (855) 830‑8346
- 1600 Crain Hwy S, Suite 408Glen Burnie, MD 21061 (855) 830‑8346
- 831 University Blvd E, Suite 25Silver Spring, MD 20903 (855) 830‑8346
- 9110 Philadelphia Rd, Suite 306Rosedale, MD 21237 (855) 830‑8346
Group practices
Medicare enrollment lists Peter S. Liao as a member of this group (CMS data updated 2026-10-02).
- Center for Vein Restoration MD LLC31 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Frederick
Clinicians with the same Medicare primary specialty in Frederick, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306809033 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians