Quick answers
- Does Mark S. Isenberg accept Medicare assignment?
- Yes. Medicare's clinician data says Mark S. Isenberg 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 Mark S. Isenberg see?
- In 2024, CMS data shows 451 Original Medicare patients and 2,319 services for Mark S. Isenberg. This counts Original Medicare only and measures volume, not quality.
- What is Mark S. Isenberg's NPI number?
- 1154328177. 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 Mark S. Isenberg, 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 | 451 |
|---|---|
| Services billed to Medicare | 2,319 |
| Different services or procedures | 46 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)459 services
- Removal of fingernails or toenails, 6 or more nails (11721)424 services
- Removal of fingernails or toenails, 1-5 nails (11720)359 services
- Trimming of dystrophic nails, any number (G0127)331 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)173 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%
- Diabetes44%
- Chronic kidney disease34%
- Ischemic heart disease30%
Practice locations
Addresses where Mark S. Isenberg is enrolled with Medicare (CMS data updated October 2, 2026).
- 6109 N Davis HwyPensacola, FL 32504 (850) 741‑2251
Specialties
- Podiatryprimary
Other podiatrists in Pensacola
Clinicians with the same Medicare primary specialty in Pensacola, FL — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Podiatric medical school | Kent State University College Of Podiatric Medicine |
| Graduation year | 1979 (47 years since podiatric medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154328177 |
| 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