Quick answers
- Does Lance Zimmerman accept Medicare assignment?
- Yes. Medicare's clinician data says Lance Zimmerman 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 Lance Zimmerman see?
- In 2024, CMS data shows 11 Original Medicare patients and 314 services for Lance Zimmerman. This counts Original Medicare only and measures volume, not quality.
- What is Lance Zimmerman's NPI number?
- 1245727569. 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 Lance Zimmerman, 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 | 11 |
|---|---|
| Services billed to Medicare | 314 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Practice locations
Addresses where Lance Zimmerman is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 10810 Connecticut AveKensington, MD 20895 (301) 929‑7100
- 1221 Mercantile LnLargo, MD 20774 (301) 618‑5700
- 13285 Minnieville RdWoodbridge, VA 22192 (703) 986‑2400
- 1890 Metro Ctr DrReston, VA 20190 (703) 709‑1500
- 2391 Greenspring DrTimonium, MD 21093 (301) 816‑2424
Group practices
Medicare enrollment lists Lance Zimmerman as a member of this group (CMS data updated October 2, 2026).
- Kaiser Foundation Health Plan of the Mid Atlantic States, Inc1,899 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Kensington
Clinicians with the same Medicare primary specialty in Kensington, MD — not a recommendation.
Other clinicians in Kaiser Foundation Health Plan of the Mid Atlantic States, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 2018 (8 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245727569 |
| 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