Quick answers
- Which hospitals does Karen Johnson work at?
- Medicare's official clinician data lists Karen Johnson at 3 hospitals: Bridgeport Hospital, MaineHealth Maine Medical Center and WellSpan Evangelical Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karen Johnson see patients?
- Medicare's clinician data lists 7 practice locations, including Lewisburg, PA, New Haven, CT and Portland, ME. Call before your visit to confirm the address.
- What is Karen Johnson's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Karen Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Karen Johnson 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 Karen Johnson?
- (570) 522-2000, as listed in official Medicare / NPI Registry data.
- What is Karen Johnson's NPI number?
- 1417190554. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karen Johnson works
Medicare's Facility Affiliation Data lists Karen Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bridgeport HospitalBridgeport, CT · Acute Care Hospital · CCN 070010
- MaineHealth Maine Medical CenterPortland, ME · Acute Care Hospital · CCN 200009
- WellSpan Evangelical Community HospitalLewisburg, PA · Acute Care Hospital · CCN 390013
Practice locations
Addresses where Karen Johnson is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1 Hospital DrLewisburg, PA 17837 (570) 522‑2000
- 20 York StNew Haven, CT 06510 (203) 688‑4242
- 210 Jpm RdLewisburg, PA 17837 (570) 522‑4299
- 210 Jpm Rd, Suite 300Lewisburg, PA 17837 (570) 524‑4446
- 22 Bramhall StPortland, ME 04102 (207) 662‑2526
Group practices
Medicare enrollment lists Karen Johnson as a member of these groups (CMS data updated 2026-10-02).
- Yale University2,645 clinicians in the group
- WellSpan Medical Group2,480 clinicians in the group
- Spectrum Healthcare Partners PA308 clinicians in the group
- Evangelical Medical Services Organization248 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Lewisburg
Clinicians with the same Medicare primary specialty in Lewisburg, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2009 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417190554 |
| 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