Quick answers
- Which hospitals does Isaac E. McCool work at?
- Medicare's official clinician data lists Isaac E. McCool at 4 hospitals: Inova Alexandria Hospital, Inova Fair Oaks Hospital, Inova Fairfax Hospital and Inova Loudoun Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Isaac E. McCool see patients?
- Medicare's clinician data lists 2 practice locations, including Fairfax, VA and Leesburg, VA. Call before your visit to confirm the address.
- What is Isaac E. McCool's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Isaac E. McCool accept Medicare assignment?
- Yes. Medicare's clinician data says Isaac E. McCool 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 Isaac E. McCool?
- (703) 645-6190, as listed in official Medicare / NPI Registry data.
- What is Isaac E. McCool's NPI number?
- 1528564200. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Isaac E. McCool works
Medicare's Facility Affiliation Data lists Isaac E. McCool at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Inova Alexandria HospitalAlexandria, VA · Acute Care Hospital · CCN 490040
- Inova Fair Oaks HospitalFairfax, VA · Acute Care Hospital · CCN 490101
- Inova Fairfax HospitalFalls Church, VA · Acute Care Hospital · CCN 490063
- Inova Loudoun HospitalLeesburg, VA · Acute Care Hospital · CCN 490043
Practice locations
Addresses where Isaac E. McCool is enrolled with Medicare (CMS data updated 2026-10-02).
- 2832 Juniper StFairfax, VA 22031 (703) 645‑6190
- 44045 Rivderside PkwyLeesburg, VA 20176 (703) 858‑6000
Group practices
Medicare enrollment lists Isaac E. McCool as a member of this group (CMS data updated 2026-10-02).
- Inova Health Care Services - Pathology49 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Fairfax
Clinicians with the same Medicare primary specialty in Fairfax, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Uniformed Services Uhs Fe Hebert School Of Med |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528564200 |
| 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