Robert Hyun, MD
NPI 1538196605 · Anesthesiology Physician · Falls Church, VA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Hyun, MD is a Anesthesiology Physician provider in Falls Church, VA (NPI 1538196605).
Provider details
- NPI number
- 1538196605
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101222799 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
337 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 146 | $132 |
| Anesthesia for Procedure on Gallbladder, Pancreas, Or Liver Using an Endoscope00732 | 54 | $181 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 42 | $131 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 31 | $148 |
| Anesthesia for Other Closed Procedure on Chest00520 | 24 | $156 |
| Anesthesia for Lens Surgery00142 | 22 | $75 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$237 across 6 records (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
- 2006-06-26
- Last updated
- 2016-01-28
Frequently asked questions
- What is Robert Hyun's NPI number?
- Robert Hyun's National Provider Identifier (NPI) is 1538196605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Hyun's specialty?
- Robert Hyun is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Hyun located?
- Robert Hyun's practice location on file with NPPES is 3300 Gallows Rd, Falls Church, VA 22042-3307.
- What is Robert Hyun's phone number?
- The practice phone number listed in the NPPES registry for Robert Hyun is (703) 776-3138.
- Does Robert Hyun accept Medicare?
- Robert Hyun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Hyun's NPI active?
- Yes — Robert Hyun's NPI (1538196605) is active in the NPPES registry as of the last update on 2016-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.