Internal Medicine, Critical Care Medicine
WILLIAM ATCHLEY MD, PhD
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1649513847 · enumerated 2013-04-05 · record updated 2020-07-16. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 4301 W MARKHAM ST # 547-15, LITTLE ROCK, AR, 72205-7101 (501) 603-1400 Fax (501) 613-1480 Google Maps Apple Maps OpenStreetMap
- Mailing address PO BOX 251420, LITTLE ROCK, AR, 72225-1420 (501) 614-2006 Fax (501) 526-5148 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine, Pulmonary Disease 207RP1001X · License E-9352 AR
- Internal Medicine, Critical Care Medicine 207RC0200X · Primary · License E-9352 AR
- Internal Medicine, Pulmonary Disease 207RP1001X · License 2017-00698 NC
In this directory
AR Pulaski County Little Rock Internal Medicine, Critical Care Medicine
Locations and evidence
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Practice location
LITTLE ROCK, AR, 722057101
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.