Quick answers
- Which hospitals does John A. Cox work at?
- Medicare's official clinician data lists John A. Cox at 5 hospitals: Duncan Regional Hospital, Inc, Grady Memorial Hospital, Jackson County Memorial Hospital Authority, Memorial Health and Southwestern Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John A. Cox see patients?
- Medicare's clinician data lists 3 practice locations, including Lawton, OK. Call before your visit to confirm the address.
- What is John A. Cox's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Critical Care (Intensivists).
- Does John A. Cox accept Medicare assignment?
- Yes. Medicare's clinician data says John A. Cox 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 John A. Cox?
- (580) 483-5207, as listed in official Medicare / NPI Registry data.
- What is John A. Cox's NPI number?
- 1396763389. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John A. Cox works
Medicare's Facility Affiliation Data lists John A. Cox at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Duncan Regional Hospital, IncDuncan, OK · Acute Care Hospital · CCN 370023
- Grady Memorial HospitalChickasha, OK · Acute Care Hospital · CCN 370054
- Jackson County Memorial Hospital AuthorityAltus, OK · Acute Care Hospital · CCN 370022
- Memorial HealthLawton, OK · Acute Care Hospital · CCN 370056
- Southwestern Medical CenterLawton, OK · Acute Care Hospital · CCN 370097
Practice locations
Addresses where John A. Cox is enrolled with Medicare (CMS data updated 2026-10-02).
- 3401 W Gore BlvdLawton, OK 73505
- 3401 W Gore Blvd, Heart and VascularLawton, OK 73505 (580) 483‑5207
- 5404 SW Lee BlvdLawton, OK 73505 (580) 355‑5242
Group practices
Medicare enrollment lists John A. Cox as a member of this group (CMS data updated 2026-10-02).
- Comanche County Hospital Authority51 clinicians in the group
Specialties
Other pulmonologists in Oklahoma
Clinicians with the same Medicare primary specialty in Oklahoma — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396763389 |
| 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