Quick answers
- Does Catherine L. Crosland accept Medicare assignment?
- Yes. Medicare's clinician data says Catherine L. Crosland 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 Catherine L. Crosland see?
- In 2024, CMS data shows 11 Original Medicare patients and 14 services for Catherine L. Crosland. This counts Original Medicare only and measures volume, not quality.
- What is Catherine L. Crosland's NPI number?
- 1245218650. 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 Catherine L. Crosland, 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 | 14 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 65 |
Practice locations
Addresses where Catherine L. Crosland is enrolled with Medicare (CMS data updated October 2, 2026).
- 1310 Southern Ave SEWashington, DC 20032 (202) 574‑7222
- 3020 14th St NWWashington, DC 20009 (202) 745‑4300
- 425 2nd St NWWashington, DC 20001 (202) 508‑0500
Group practices
Medicare enrollment lists Catherine L. Crosland as a member of this group (CMS data updated October 2, 2026).
- Unity Health Care Inc.151 clinicians in the group
Specialties
- Internal Medicineprimary
Find other Internal Medicine doctors in District of Columbia →
Other internal medicine doctors in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Other clinicians in Unity Health Care Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245218650 |
| 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