Quick answers
- Does Alina Hongsakaphadana accept Medicare assignment?
- Yes. Medicare's clinician data says Alina Hongsakaphadana 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 Alina Hongsakaphadana see?
- In 2024, CMS data shows 181 Original Medicare patients and 620 services for Alina Hongsakaphadana. This counts Original Medicare only and measures volume, not quality.
- What is Alina Hongsakaphadana's NPI number?
- 1740304237. 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 Alina Hongsakaphadana, 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 | 181 |
|---|---|
| Services billed to Medicare | 620 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)206 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)90 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)76 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)57 services
- Influenza vaccine split virus, preservative free (90662)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 pressure75%
- High cholesterol75%
- Arthritis42%
- Diabetes30%
- Chronic kidney disease24%
- Anxiety21%
Hospitals where Alina Hongsakaphadana works
Medicare's Facility Affiliation Data lists Alina Hongsakaphadana 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.
- NorthBay Medical CenterFairfield, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050367
Practice locations
Addresses where Alina Hongsakaphadana is enrolled with Medicare (CMS data updated October 2, 2026).
- 101 Main StWinters, CA 95694 (707) 646‑5500
- 1200 B Gale Wilson BlvdFairfield, CA 94533 (707) 429‑3600
- 416 Napa Junction Rd, Suite 140American Canyon, CA 94503 (707) 646‑5500
- 4500 Business Ctr DrFairfield, CA 94534
- 4520 Business Ctr DrFairfield, CA 94534
Group practices
Medicare enrollment lists Alina Hongsakaphadana as a member of these groups (CMS data updated October 2, 2026).
- NorthBay Physicians Surgery Center, LLC324 clinicians in the group
- NorthBay Health Medical Foundation213 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Winters
Clinicians with the same Medicare primary specialty in Winters, CA — not a recommendation.
Other clinicians in NorthBay Physicians Surgery Center, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | M H Kornberg School Of Dentistry, Temple University |
| Graduation year | 2005 (21 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1740304237 |
| 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