Quick answers
- Which hospitals does Alison Flentje work at?
- Medicare's official clinician data lists Alison Flentje at 1 hospital: Saint Agnes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alison Flentje see patients?
- Medicare's clinician data lists 2 practice locations, including Baltimore, MD and Columbia, MD. Call before your visit to confirm the address.
- What is Alison Flentje's specialty?
- Medicare lists General Surgery as the primary specialty, and also Vascular Surgery.
- Does Alison Flentje accept Medicare assignment?
- Yes. Medicare's clinician data says Alison Flentje 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.
- Does Alison Flentje offer telehealth?
- Medicare's clinician data says Alison Flentje offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Alison Flentje?
- (410) 646-4888, as listed in official Medicare / NPI Registry data.
- What is Alison Flentje's NPI number?
- 1407219397. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alison Flentje works
Medicare's Facility Affiliation Data lists Alison Flentje at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Saint Agnes HospitalBaltimore, MD · Acute Care Hospital · CCN 210011
Practice locations
Addresses where Alison Flentje is enrolled with Medicare (CMS data updated 2026-10-02).
- 3407 Wilkens Ave, Suite 400Baltimore, MD 21229 (410) 646‑4888
- 6740 Alexander Bell Dr, Suite 100Columbia, MD 21046 (667) 234‑3434
Group practices
Medicare enrollment lists Alison Flentje as a member of this group (CMS data updated 2026-10-02).
- St Agnes Healthcare Inc260 clinicians in the group
Specialties
- General Surgeryprimary
- Vascular Surgeryalso
Other general surgeons in Baltimore
Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 2016 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1407219397 |
| 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