Quick answers
- Does Thien Huynh accept Medicare assignment?
- Yes. Medicare's clinician data says Thien Huynh 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 Thien Huynh see?
- In 2024, CMS data shows 339 Original Medicare patients and 2,410 services for Thien Huynh. This counts Original Medicare only and measures volume, not quality.
- What is Thien Huynh's NPI number?
- 1609221662. 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 Thien Huynh, 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 | 339 |
|---|---|
| Services billed to Medicare | 2,410 |
| Different services or procedures | 79 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)1,200 services
- Ct scan head or brain without contrast (70450)105 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)62 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)43 services
- Ct scan of blood vessels of head with contrast (70496)27 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 pressure75%
- High cholesterol75%
- Arthritis64%
- Ischemic heart disease45%
- Anxiety43%
- Depression39%
Hospitals where Thien Huynh works
Medicare's Facility Affiliation Data lists Thien Huynh 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.
- Mayo ClinicJacksonville, FL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 100151
Practice locations
Addresses where Thien Huynh is enrolled with Medicare (CMS data updated October 2, 2026).
- 1390 Boone Ave Ext, Suite A23Kingsland, GA 31548 (419) 221‑3717
- 4500 San Pablo Rd SJacksonville, FL 32224 (904) 953‑2000
Group practices
Medicare enrollment lists Thien Huynh as a member of these groups (CMS data updated October 2, 2026).
- Mayo Clinic Jacksonville1,615 clinicians in the group
- Effingham Rehab Services, LLC155 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Georgia
Clinicians with the same Medicare primary specialty in Georgia — not a recommendation.
Other clinicians in Mayo Clinic Jacksonville
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2009 (17 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) | 1609221662 |
| 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