Ton Hoang, MD
NPI 1699853176 · Internal Medicine Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ton Hoang, MD is a Internal Medicine Physician provider in San Jose, CA (NPI 1699853176).
Provider details
- NPI number
- 1699853176
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A78643 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 602 | 185 |
| Amlodipine Besylate | 480 | 152 |
| Tamsulosin Hcl | 221 | 72 |
| Lisinopril | 215 | 69 |
| Losartan Potassium | 212 | 67 |
| Levothyroxine Sodium | 155 | 45 |
| Fluticasone Propionate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-09
Frequently asked questions
- What is Ton Hoang's NPI number?
- Ton Hoang's National Provider Identifier (NPI) is 1699853176, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ton Hoang's specialty?
- Ton Hoang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ton Hoang located?
- Ton Hoang's practice location on file with NPPES is 260 International Cir, San Jose, CA 95119-1130.
- What is Ton Hoang's phone number?
- The practice phone number listed in the NPPES registry for Ton Hoang is (408) 972-7000.
- Does Ton Hoang accept Medicare?
- Ton Hoang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ton Hoang's NPI active?
- Yes — Ton Hoang's NPI (1699853176) is active in the NPPES registry as of the last update on 2021-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.