Quick answers
- Does Thavatchai Chamnongchareonwong accept Medicare assignment?
- Yes. Medicare's clinician data says Thavatchai Chamnongchareonwong 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 Thavatchai Chamnongchareonwong see?
- In 2024, CMS data shows 167 Original Medicare patients and 2,669 services for Thavatchai Chamnongchareonwong. This counts Original Medicare only and measures volume, not quality.
- What is Thavatchai Chamnongchareonwong's NPI number?
- 1023038353. 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 Thavatchai Chamnongchareonwong, 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 | 167 |
|---|---|
| Services billed to Medicare | 2,669 |
| Different services or procedures | 55 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Injection, ceftriaxone sodium, per 250 mg (J0696)528 services
- Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)283 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)266 services
- Injection of drug or substance under skin or into muscle (96372)209 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)152 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%
- Arthritis47%
- Chronic kidney disease31%
- Ischemic heart disease24%
- Diabetes20%
Hospitals where Thavatchai Chamnongchareonwong works
Medicare's Facility Affiliation Data lists Thavatchai Chamnongchareonwong 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.
- Baptist Medical Center SouthMontgomery, AL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 010023
Practice locations
Addresses where Thavatchai Chamnongchareonwong is enrolled with Medicare (CMS data updated October 2, 2026).
- 8300 Crossland LoopMontgomery, AL 36117 (334) 239‑8939
Group practices
Medicare enrollment lists Thavatchai Chamnongchareonwong as a member of this group (CMS data updated October 2, 2026).
- Chai Chamnong DO LLC2 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Montgomery
Clinicians with the same Medicare primary specialty in Montgomery, AL — not a recommendation.
Other clinicians in Chai Chamnong DO LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023038353 |
| 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