Doctor profile · Federal record
Dr. Stephen Chun, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · Houston, TX
- NPI 1659682656
- Accepts Medicare
- MIPS 79.4 / 100 · 2023
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161 - Additional location
-
2950 Old Spanish Trl Apt 179
Houston, TX 770542232
(214) 563-7560 - Mailing address
-
Po Box 4439
Houston, TX 772104439
Credentials & registration
- NPI registered
- June 2010 — 16 yrs on file
- Profile last updated
- November 6, 2020
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State license (1)
- Texas #Q4071
- Medicaid
- TX #359585201
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659682656. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,149
Distinct HCPCS
10
Medicare allowed
$189,642
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G6002 |
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 739 | 79 | $21 | |
77300 |
Calculation of radiation therapy dose | 322 | 79 | $34 | |
77334 |
Design and construction of complex radiation treatment device | 224 | 76 | $60 | |
77427 |
Radiation treatment management, 5 treatment sessions | 190 | 74 | $195 | |
77263 |
Complex radiation therapy planning | 94 | 82 | $162 | |
77470 |
Special radiation treatment | 80 | 73 | $109 | |
77338 |
Design and construction of radiation treatment device for high precision radiation therapy | 73 | 64 | $229 | |
77301 |
High precision radiation therapy planning | 72 | 64 | $427 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 68 | 59 | $36 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 61 | 47 | $9 |
In context: peer comparison
Among 55 peers in this city , average services per provider: 97. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$69,426
Transactions
67
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 62 | $69,162.87 | |
| AstraZeneca UK Limited | 3 | $157.79 | |
| Novocure Inc. | 2 | $105.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
58
Patients
18
Total drug cost
$726
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Memantine Hcl | Generic | 26 | 0 | $430 |
| Methylprednisolone | Generic | 19 | 18 | $156 |
| Tamsulosin Hcl | Generic | 13 | 0 | $140 |
Frequently asked questions
What is Dr. Stephen Chun's medical specialty?
Dr. Stephen Chun practices Radiation Oncology Physician in Houston, TX.
Where does Dr. Stephen Chun practice?
Dr. Stephen Chun practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Stephen Chun's NPI?
Dr. Stephen Chun's National Provider Identifier (NPI) is 1659682656, issued by NPPES.
Does Dr. Stephen Chun accept Medicare assignment?
Yes. Dr. Stephen Chun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Chun commonly perform?
Top Medicare-reported procedures in 2023: Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Calculation of radiation therapy dose (HCPCS 77300); Design and construction of complex radiation treatment device (HCPCS 77334). Source: CMS Medicare Physician & Other Practitioners file.