Kwong Tan, MD
NPI 1477605699 · Hospitalist Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kwong Tan, MD is a Hospitalist Physician provider in Walnut Creek, CA (NPI 1477605699).
Provider details
- NPI number
- 1477605699
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A75685 (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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 38 | 19 |
| Metoprolol Succinate | 30 | 14 |
| Cefpodoxime Proxetil | 26 | 26 |
| Tamsulosin Hcl | 25 | 13 |
| Atorvastatin Calcium | 24 | — |
| Lisinopril | 21 | — |
| Pantoprazole Sodium | 19 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2021-12-13
Frequently asked questions
- What is Kwong Tan's NPI number?
- Kwong Tan's National Provider Identifier (NPI) is 1477605699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kwong Tan's specialty?
- Kwong Tan is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Kwong Tan located?
- Kwong Tan's practice location on file with NPPES is 1425 S Main St, Walnut Creek, CA 94596-5318.
- What is Kwong Tan's phone number?
- The practice phone number listed in the NPPES registry for Kwong Tan is (925) 295-4000.
- Does Kwong Tan accept Medicare?
- Kwong Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kwong Tan's NPI active?
- Yes — Kwong Tan's NPI (1477605699) is active in the NPPES registry as of the last update on 2021-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.