Quick answers
- Which hospitals does Patrick A. McMahon work at?
- Medicare's official clinician data lists Patrick A. McMahon at 4 hospitals: Fauquier Hospital, Inova Loudoun Hospital, Mary Washington Hospital and Stafford Hospital, LLC. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Patrick A. McMahon see patients?
- Medicare's clinician data lists 5 practice locations, including Fredericksburg, VA, Stafford, VA and Fairfax, VA. Call before your visit to confirm the address.
- What is Patrick A. McMahon's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Patrick A. McMahon accept Medicare assignment?
- Yes. Medicare's clinician data says Patrick A. McMahon 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 Patrick A. McMahon?
- (540) 741-7614, as listed in official Medicare / NPI Registry data.
- What is Patrick A. McMahon's NPI number?
- 1679302384. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Patrick A. McMahon works
Medicare's Facility Affiliation Data lists Patrick A. McMahon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fauquier HospitalWarrenton, VA · Acute Care Hospital · CCN 490023
- Inova Loudoun HospitalLeesburg, VA · Acute Care Hospital · CCN 490043
- Mary Washington HospitalFredericksburg, VA · Acute Care Hospital · CCN 490022
- Stafford Hospital, LLCStafford, VA · Acute Care Hospital · CCN 490140
Practice locations
Addresses where Patrick A. McMahon is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 Sam Perry BlvdFredericksburg, VA 22401 (540) 741‑7614
- 101 Hospital Ctr BlvdStafford, VA 22554 (540) 741‑4614
- 3600 Joseph Siewick DrFairfax, VA 22033 (703) 391‑3600
- 44045 Rivderside PkwyLeesburg, VA 20176 (703) 858‑6000
- 500 Hospital DrWarrenton, VA 20186 (540) 316‑5000
Group practices
Medicare enrollment lists Patrick A. McMahon as a member of these groups (CMS data updated 2026-10-02).
- Medstream Anesthesia PLLC573 clinicians in the group
- Inova Cares - Community190 clinicians in the group
- Mary Washington Healthcare Specialty Services, LLC134 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Virginia →
Other nurse anesthetists in Fredericksburg
Clinicians with the same Medicare primary specialty in Fredericksburg, VA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679302384 |
| 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