Quick answers
- Does Joel L. Gellen accept Medicare assignment?
- Yes. Medicare's clinician data says Joel L. Gellen 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 Joel L. Gellen see?
- In 2024, CMS data shows 660 Original Medicare patients and 5,742 services for Joel L. Gellen. This counts Original Medicare only and measures volume, not quality.
- What is Joel L. Gellen's NPI number?
- 1902985435. 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 Joel L. Gellen, 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 | 660 |
|---|---|
| Services billed to Medicare | 5,742 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 80 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,373 services
- Removal of fingernails or toenails, 6 or more nails (11721)1,334 services
- Removal of noncancer thickened skin growth, more than 4 growths (11057)1,322 services
- Removal of fingernails or toenails, 1-5 nails (11720)429 services
- Trimming of dystrophic nails, any number (G0127)393 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%
- Diabetes75%
- Arthritis57%
- Ischemic heart disease39%
- Heart failure37%
Practice locations
Addresses where Joel L. Gellen is enrolled with Medicare (CMS data updated October 2, 2026).
Group practices
Medicare enrollment lists Joel L. Gellen as a member of this group (CMS data updated October 2, 2026).
- Ahava Medical and Rehabilitation Center, LLC152 clinicians in the group
Specialties
- Podiatryprimary
Other podiatrists in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Other clinicians in Ahava Medical and Rehabilitation Center, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Podiatric medical school | New York College Of Podiatric Medicine |
| Graduation year | 1987 (39 years since podiatric medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902985435 |
| 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