Quick answers
- Does Gertrud I. Classen-Miller accept Medicare assignment?
- Yes. Medicare's clinician data says Gertrud I. Classen-Miller 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.
- What is Gertrud I. Classen-Miller's NPI number?
- 1942257142. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Gertrud I. Classen-Miller is enrolled with Medicare (CMS data updated October 2, 2026).
- 13111 Moran CtNorth Potomac, MD 20878 (301) 977‑0824
- 5880 Hubbard DrRockville, MD 20852 (301) 977‑0824
Specialties
- Clinical Social Workerprimary
Other clinical social workers in North Potomac
Clinicians with the same Medicare primary specialty in North Potomac, MD — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 1985 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942257142 |
| 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
- 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