Quick answers
- Which hospitals does Allison Lax work at?
- Medicare's official clinician data lists Allison Lax at 5 hospitals: MedStar Georgetown University Hospital, MedStar Montgomery Medical Center, MedStar Southern Maryland Hospital Center, Sibley Memorial Hospital and University of MD Charles Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Allison Lax see patients?
- Medicare's clinician data lists 11 practice locations, including Washington, DC, Bel Air, MD and Mitchellville, MD. Call before your visit to confirm the address.
- What is Allison Lax's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Allison Lax accept Medicare assignment?
- Yes. Medicare's clinician data says Allison Lax accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Allison Lax?
- (202) 748-8830, as listed in official Medicare / NPI Registry data.
- What is Allison Lax's NPI number?
- 1376585778. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Allison Lax works
Medicare's Facility Affiliation Data lists Allison Lax at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MedStar Georgetown University HospitalWashington, DC · Acute Care Hospital · CCN 090004
- MedStar Montgomery Medical CenterOlney, MD · Acute Care Hospital · CCN 210018
- MedStar Southern Maryland Hospital CenterClinton, MD · Acute Care Hospital · CCN 210062
- Sibley Memorial HospitalWashington, DC · Acute Care Hospital · CCN 090005
- University of MD Charles Regional Medical CenterLa Plata, MD · Acute Care Hospital · CCN 210035
Practice locations
Addresses where Allison Lax is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 11; the Medicare profile lists all.
- 1120 20th St NWWashington, DC 20036 (202) 748‑8830
- 12 Medstar BlvdBel Air, MD 21015 (443) 625‑5430
- 12158 Central Ave, Suite 100Mitchellville, MD 20721 (301) 430‑2750
- 18101 Prince Philip DrOlney, MD 20832 (301) 215‑9420
- 18101 Prince Philip Dr, Suite 6100Olney, MD 20832 (301) 260‑3301
Group practices
Medicare enrollment lists Allison Lax as a member of these groups (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
- MedStar Medical Group - Southern Maryland LLC245 clinicians in the group
- Physician Imaging of Washington Hospital Center LLC104 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Find other Diagnostic Radiology doctors in District of Columbia →
Other radiologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376585778 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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