Quick answers
- Does Chan Dang-Vu accept Medicare assignment?
- Yes. Medicare's clinician data says Chan Dang-Vu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Chan Dang-Vu see?
- In 2024, CMS data shows 78 Original Medicare patients and 574 services for Chan Dang-Vu. This counts Original Medicare only and measures volume, not quality.
- What is Chan Dang-Vu's NPI number?
- 1053364505. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Chan Dang-Vu, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 78 |
|---|---|
| Services billed to Medicare | 574 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 58 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)201 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)109 services
- Psychotherapy with evaluation and management visit, 45 minutes (90836)47 services
- Psychiatric diagnostic evaluation with medical services (90792)34 services
- Hospital discharge day management, 30 minutes or less (99238)23 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure72%
- High cholesterol67%
- Anxiety64%
- Depression56%
- Diabetes36%
- Arthritis36%
Hospitals where Chan Dang-Vu works
Medicare's Facility Affiliation Data lists Chan Dang-Vu at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- MedStar Washington Hospital CenterWashington, DC · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 090011
Practice locations
Addresses where Chan Dang-Vu is enrolled with Medicare (CMS data updated October 2, 2026).
- 110 Irving St NWWashington, DC 20010 (202) 877‑7000
Group practices
Medicare enrollment lists Chan Dang-Vu as a member of this group (CMS data updated October 2, 2026).
- MedStar Medical Group II LLC3,767 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Other clinicians in MedStar Medical Group II LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1979 (47 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1053364505 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians