David Duong, M.D.
NPI 1962540765 · Emergency Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Duong, M.D. is a Emergency Medicine Physician provider in San Francisco, CA (NPI 1962540765).
Provider details
- NPI number
- 1962540765
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 230648 (MA)
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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
204 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 62 | $129 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 56 | $187 |
| Critical Care, First 30-74 Minutes99291 | 33 | $234 |
| Ultrasound of Heart, Follow-Up93308 | 22 | $28 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 18 | $76 |
| Limited Ultrasound Scan of Abdomen76705 | 13 | $31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-02
- Last updated
- 2015-02-26
Frequently asked questions
- What is David Duong's NPI number?
- David Duong's National Provider Identifier (NPI) is 1962540765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Duong's specialty?
- David Duong is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Duong located?
- David Duong's practice location on file with NPPES is 1001 Potrero Ave, San Francisco, CA 94110-3518.
- What is David Duong's phone number?
- The practice phone number listed in the NPPES registry for David Duong is (415) 206-8111.
- Does David Duong accept Medicare?
- David Duong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Duong's NPI active?
- Yes — David Duong's NPI (1962540765) is active in the NPPES registry as of the last update on 2015-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.