Quick answers
- Does Andrea C. Fontanez accept Medicare assignment?
- Yes. Medicare's clinician data says Andrea C. Fontanez 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 Andrea C. Fontanez's NPI number?
- 1124721667. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrea C. Fontanez works
Medicare's Facility Affiliation Data lists Andrea C. Fontanez at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Greater Baltimore Medical CenterBaltimore, MD · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 210044
Practice locations
Addresses where Andrea C. Fontanez is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1011 Baltimore BlvdWestminster, MD 21157 (410) 848‑3990
- 1311 Londontown Blvd, Suite 130Eldersburg, MD 21784 (410) 549‑7222
- 1505 E Churchville RdBel Air, MD 21014
- 1505 E Churchville Rd, Expresscare of Bel AirBel Air, MD 21014 (410) 420‑6970
- 2327 Hanover PikeHampstead, MD 21074 (410) 848‑3990
Group practices
Medicare enrollment lists Andrea C. Fontanez as a member of these groups (CMS data updated October 2, 2026).
- Greater Baltimore Medical Center354 clinicians in the group
- MNR Industries, LLC139 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Westminster
Clinicians with the same Medicare primary specialty in Westminster, MD — not a recommendation.
Other clinicians in Greater Baltimore Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1124721667 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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