Yun Tong
NPI 1700220902 · Dermatology Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yun Tong is a Dermatology Physician provider in Fontana, CA (NPI 1700220902).
Provider details
- NPI number
- 1700220902
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A145059 (CA)
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
13 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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 146 | 78 |
| Clobetasol Propionate | 137 | 82 |
| Ketoconazole | 125 | 60 |
| Fluorouracil | 95 | 87 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 87 | 42 |
| Tacrolimus | 49 | 30 |
| Hydrocortisone | 49 | 37 |
| Mupirocin | 40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-18
- Last updated
- 2026-05-06
- Certified
- 2026-05-06
Frequently asked questions
- What is Yun Tong's NPI number?
- Yun Tong's National Provider Identifier (NPI) is 1700220902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yun Tong's specialty?
- Yun Tong is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Yun Tong located?
- Yun Tong's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Yun Tong's phone number?
- The practice phone number listed in the NPPES registry for Yun Tong is (833) 574-2273.
- Does Yun Tong accept Medicare?
- Yun Tong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yun Tong's NPI active?
- Yes — Yun Tong's NPI (1700220902) is active in the NPPES registry as of the last update on 2026-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.