Quick answers
- Does Garvin K. Chastain accept Medicare assignment?
- Yes. Medicare's clinician data says Garvin K. Chastain 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 Garvin K. Chastain see?
- In 2024, CMS data shows 470 Original Medicare patients and 1,841 services for Garvin K. Chastain. This counts Original Medicare only and measures volume, not quality.
- What is Garvin K. Chastain's NPI number?
- 1518933829. 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 Garvin K. Chastain, 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 | 470 |
|---|---|
| Services billed to Medicare | 1,841 |
| Different services or procedures | 51 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)571 services
- Removal of skin and tissue, 20.0 sq cm or less (11042)191 services
- Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes (G0446)163 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)162 services
- Annual depression screening, 5 to 15 minutes (G0444)161 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%
- Arthritis55%
- Diabetes35%
- Chronic kidney disease34%
- Ischemic heart disease29%
Hospitals where Garvin K. Chastain works
Medicare's Facility Affiliation Data lists Garvin K. Chastain 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.
- Affiliate of Vitruvian HealthCleveland, TN · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 440185
- Memorial Healthcare System, IncChattanooga, TN · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 440091
Practice locations
Addresses where Garvin K. Chastain is enrolled with Medicare (CMS data updated October 2, 2026).
- 1060 William Way NWCleveland, TN 37312 (423) 478‑1050
Group practices
Medicare enrollment lists Garvin K. Chastain as a member of this group (CMS data updated October 2, 2026).
- Cleveland Medical Associates, PLLC11 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Cleveland
Clinicians with the same Medicare primary specialty in Cleveland, TN — not a recommendation.
Other clinicians in Cleveland Medical Associates, PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Tennessee, Hsc, College Of Medicine |
| Graduation year | 1982 (44 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518933829 |
| 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