Tuan Dang, M.D
NPI 1306059357 · Internal Medicine Physician · San Pablo, CA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tuan Dang, M.D is a Internal Medicine Physician provider in San Pablo, CA (NPI 1306059357).
Provider details
- NPI number
- 1306059357
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 20A9331 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,011 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 664 | $84 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 183 | $124 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 105 | $126 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 59 | $190 |
Typical Medicare-allowed amounts for these services range $84–$190 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 28 | 14 |
| Apixabanbrand: Eliquis | 21 | 11 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 18 | 13 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 18 | 18 |
| Furosemide | 17 | 12 |
| Amiodarone Hcl | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-07
- Last updated
- 2008-01-16
Frequently asked questions
- What is Tuan Dang's NPI number?
- Tuan Dang's National Provider Identifier (NPI) is 1306059357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tuan Dang's specialty?
- Tuan Dang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tuan Dang located?
- Tuan Dang's practice location on file with NPPES is 2000 Vale Road, San Pablo, CA 94806.
- What is Tuan Dang's phone number?
- The practice phone number listed in the NPPES registry for Tuan Dang is (510) 970-5140.
- Does Tuan Dang accept Medicare?
- Tuan Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tuan Dang's NPI active?
- Yes — Tuan Dang's NPI (1306059357) is active in the NPPES registry as of the last update on 2008-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.