Andy Ton, MD
NPI 1659952364 · Orthopaedic Surgery Physician · Orange, CA
Enrolled with Medicare as Order and Referring Only - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andy Ton, MD is a Orthopaedic Surgery Physician provider in Orange, CA (NPI 1659952364).
Provider details
- NPI number
- 1659952364
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-15
- Last updated
- 2024-09-29
- Certified
- 2024-09-29
Frequently asked questions
- What is Andy Ton's NPI number?
- Andy Ton's National Provider Identifier (NPI) is 1659952364, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andy Ton's specialty?
- Andy Ton is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Andy Ton located?
- Andy Ton's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Andy Ton's phone number?
- The practice phone number listed in the NPPES registry for Andy Ton is (714) 456-5547.
- Does Andy Ton accept Medicare?
- Andy Ton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andy Ton's NPI active?
- Yes — Andy Ton's NPI (1659952364) is active in the NPPES registry as of the last update on 2024-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.