Doctor profile · Federal record
Dr. Joy Mackey, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Houston, TX
- NPI 1154614303
- Accepts Medicare
- MIPS 77.8 / 100 · 2023
- 15 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
6720 Bertner Ave
Houston, TX 770302604
(832) 355-2666 - Additional location
-
7200 Cambridge St
Houston, TX 770304202
(713) 798-1000 - Mailing address
-
1 Baylor Plz, Section of Emergency Medicine
Houston, TX 770303411
Credentials & registration
- NPI registered
- May 2011 — 15 yrs on file
- Profile last updated
- November 4, 2025
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Texas #Q3228 · Rhode Island #LP02172
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154614303. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
44
Distinct HCPCS
2
Medicare allowed
$7,123
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 29 | 28 | $181 | |
99284 |
Emergency department visit with moderate level of medical decision making | 15 | 15 | $125 |
In context: peer comparison
Among 254 peers in Houston Emergency Medicine Physician, average services per provider: 85. This provider delivers 0.5× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Joy Mackey's medical specialty?
Dr. Joy Mackey practices Emergency Medicine Physician in Houston, TX.
Where does Dr. Joy Mackey practice?
Dr. Joy Mackey practices at 6720 Bertner Ave, Houston, TX 770302604. Office phone: 8323552666.
What is Dr. Joy Mackey's NPI?
Dr. Joy Mackey's National Provider Identifier (NPI) is 1154614303, issued by NPPES.
Does Dr. Joy Mackey accept Medicare assignment?
Yes. Dr. Joy Mackey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joy Mackey commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.