Quick answers
- Does James R. Miller Iii accept Medicare assignment?
- Yes. Medicare's clinician data says James R. Miller Iii 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 James R. Miller Iii see?
- In 2024, CMS data shows 193 Original Medicare patients and 2,514 services for James R. Miller Iii. This counts Original Medicare only and measures volume, not quality.
- What is James R. Miller Iii's NPI number?
- 1861503468. 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 James R. Miller Iii, 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 | 193 |
|---|---|
| Services billed to Medicare | 2,514 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes (99458)423 services
- Care management services for behavioral health conditions, 20 minutes or more clinical staff time directed by health care professional (99484)259 services
- Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)231 services
- X-ray of soft tissue of neck (70360)215 services
- Imaging for evaluation of swallowing function (74230)215 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%
- Arthritis75%
- Diabetes62%
- Depression60%
- Anxiety50%
Practice locations
Addresses where James R. Miller Iii is enrolled with Medicare (CMS data updated October 2, 2026).
- 916 Forest DrElgin, IL 60123 (773) 977‑2101
Group practices
Medicare enrollment lists James R. Miller Iii as a member of this group (CMS data updated October 2, 2026).
- Harmony Medical Group LLC5 clinicians in the group
Specialties
- Geriatric Medicineprimary
- Family Practicealso
- General Practicealso
Other geriatricians in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Other clinicians in Harmony Medical Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Utah School Of Medicine |
| Graduation year | 1973 (53 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) | 1861503468 |
| 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
- 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