Quick answers
- Which hospitals does Chad Mackay work at?
- Medicare's official clinician data lists Chad Mackay at 5 hospitals: HCA Houston Healthcare Kingwood, HCA Houston Healthcare Northwest, HCA Houston Healthcare Tomball, HCA Houston Healthcare West and Houston Methodist Willowbrook Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Chad Mackay see patients?
- Medicare's clinician data lists 2 practice locations, including Houston, TX. Call before your visit to confirm the address.
- What is Chad Mackay's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Chad Mackay accept Medicare assignment?
- Yes. Medicare's clinician data says Chad Mackay 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 Chad Mackay?
- (713) 526-5511, as listed in official Medicare / NPI Registry data.
- What is Chad Mackay's NPI number?
- 1508252636. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Chad Mackay works
Medicare's Facility Affiliation Data lists Chad Mackay at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HCA Houston Healthcare KingwoodKingwood, TX · Acute Care Hospital · CCN 450775
- HCA Houston Healthcare NorthwestHouston, TX · Acute Care Hospital · CCN 450638
- HCA Houston Healthcare TomballTomball, TX · Acute Care Hospital · CCN 450670
- HCA Houston Healthcare WestHouston, TX · Acute Care Hospital · CCN 450644
- Houston Methodist Willowbrook HospitalHouston, TX · Acute Care Hospital · CCN 450844
Practice locations
Addresses where Chad Mackay is enrolled with Medicare (CMS data updated 2026-10-02).
- 1701 Sunset BlvdHouston, TX 77005 (713) 526‑5511
- 800 Peakwood Dr, Suite 5eHouston, TX 77090 (281) 440‑5158
Group practices
Medicare enrollment lists Chad Mackay as a member of these groups (CMS data updated 2026-10-02).
- Norman B Frankel Et Al PTR Medical Clinic of Houston57 clinicians in the group
- Houston Northwest Radiology Assn30 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Nova Southeastern College Of Osteo Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508252636 |
| 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