Quick answers
- Does John L. Charlton Iii accept Medicare assignment?
- Yes. Medicare's clinician data says John L. Charlton 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 John L. Charlton Iii see?
- In 2024, CMS data shows 393 Original Medicare patients and 1,205 services for John L. Charlton Iii. This counts Original Medicare only and measures volume, not quality.
- What is John L. Charlton Iii's NPI number?
- 1932205994. 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 John L. Charlton 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 | 393 |
|---|---|
| Services billed to Medicare | 1,205 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 86 |
Most frequent services
- Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)821 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)302 services
- Residence visit for new patient with low level of medical decision making, per day, if using time, at least 30 minutes (99342)73 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 cholesterol65%
- Arthritis51%
- Depression37%
- Alzheimer's disease or dementia36%
- Atrial fibrillation30%
Practice locations
Addresses where John L. Charlton Iii is enrolled with Medicare (CMS data updated October 2, 2026).
- 5013 Roland Ave, Suite 1Baltimore, MD 21210 (410) 433‑1122
Specialties
- Podiatryprimary
Other podiatrists in Baltimore
Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Podiatric medical school | Kent State University College Of Podiatric Medicine |
| Graduation year | 1988 (38 years since podiatric medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932205994 |
| 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