Chong-Yang Tan, D.O.
NPI 1588691521 · Family Medicine Physician · Vancouver, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chong-Yang Tan, D.O. is a Family Medicine Physician provider in Vancouver, WA (NPI 1588691521).
Provider details
- NPI number
- 1588691521
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 4111 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 45 | 44 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 41 | 41 |
| Amoxicillin | 40 | 40 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 35 | 35 |
| Cefadroxil | 30 | 30 |
| Doxycycline Monohydrate | 30 | 30 |
| Meloxicam | 25 | 25 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2022-02-04
Frequently asked questions
- What is Chong-Yang Tan's NPI number?
- Chong-Yang Tan's National Provider Identifier (NPI) is 1588691521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chong-Yang Tan's specialty?
- Chong-Yang Tan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chong-Yang Tan located?
- Chong-Yang Tan's practice location on file with NPPES is 12607 Se Mill Plain Blvd, Vancouver, WA 98684-6055.
- What is Chong-Yang Tan's phone number?
- The practice phone number listed in the NPPES registry for Chong-Yang Tan is (480) 694-9443.
- Does Chong-Yang Tan accept Medicare?
- Chong-Yang Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chong-Yang Tan's NPI active?
- Yes — Chong-Yang Tan's NPI (1588691521) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.