Doctor profile · Federal record
Dr. Huimahn Choi, MD
Neurocritical Care Physician (CMS: Neurology) · Neurology Physician · Houston, TX
- NPI 1841443108
- Accepts Medicare
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6400 Fannin St., Ste 2800
Houston, TX 77030
(713) 486-8000
fax (713) 486-8088 - Mailing address
-
6400 Fannin St, Ste. 2070
Houston, TX 770301521
Credentials & registration
- NPI registered
- October 2008 — 18 yrs on file
- Profile last updated
- January 23, 2020
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 2084A2900X — NUCC code
- State license (1)
- Texas #P2838
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841443108. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
463
Distinct HCPCS
7
Medicare allowed
$74,629
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 225 | 87 | $220 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 121 | 76 | $123 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 42 | 27 | $82 | |
99292 |
Critical care, each additional 30 minutes | 23 | 15 | $111 | |
99238 |
Hospital discharge day management, 30 minutes or less | 19 | 19 | $83 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 17 | 14 | $46 | |
99239 |
Hospital discharge day management, more than 30 minutes | 16 | 16 | $118 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 76. This provider delivers 6.1× the peer median.Open Payments
Industry payments received
All-time total
$230
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| UCB, Inc. | 1 | $159.25 | |
| Integra LifeSciences Corporation | 1 | $71.06 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Huimahn Choi's medical specialty?
Dr. Huimahn Choi practices Neurocritical Care Physician in Houston, TX.
Where does Dr. Huimahn Choi practice?
Dr. Huimahn Choi practices at 6400 Fannin St., Ste 2800, Houston, TX 77030. Office phone: 7134868000.
What is Dr. Huimahn Choi's NPI?
Dr. Huimahn Choi's National Provider Identifier (NPI) is 1841443108, issued by NPPES.
Does Dr. Huimahn Choi accept Medicare assignment?
Yes. Dr. Huimahn Choi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Huimahn Choi commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.