Doctor profile · Federal record
Dr. J. Marcus Downs, MD
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Dallas, TX
- NPI 1811922610
- Accepts Medicare
- MIPS 86.7 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8315 Walnut Hill Ln, Suite 220
Dallas, TX 752314218
(214) 363-6123
fax (866) 644-6809 - Mailing address
-
16980 Dallas Pkwy Ste 200
Dallas, TX 752481974
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 30, 2021
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- Texas #J3086
- Medicaid (2)
- TX #099181203 · TX #099181201
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811922610. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
526
Distinct HCPCS
10
Medicare allowed
$74,407
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 103 | 74 | $89 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 101 | 101 | $170 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 86 | 86 | $110 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 46 | 46 | $179 | |
46600 |
Diagnostic exam of anus using an endoscope | 42 | 38 | $121 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 30 | 22 | $127 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 28 | 28 | $238 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 27 | 21 | $55 | |
46221 |
Removal of external hemorrhoids by rubber banding | 23 | 15 | $287 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 20 | 20 | $158 |
In context: peer comparison
Among 11 peers in Dallas Colon & Rectal Surgery Physician, average services per provider: 41. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$928
Transactions
15
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Thd America, INC. | 9 | $770.80 | |
| Davol INC. | 1 | $45.77 | |
| Ethicon US, LLC | 1 | $31.67 | |
| Abbvie INC. | 1 | $23.01 | |
| Medtronic, INC. | 1 | $21.75 | |
| Pacira Pharmaceuticals Incorporated | 1 | $19.75 | |
| Vertex Pharmaceuticals Incorporated | 1 | $15.68 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. J. Marcus Downs's medical specialty?
Dr. J. Marcus Downs practices Colon & Rectal Surgery Physician in Dallas, TX.
Where does Dr. J. Marcus Downs practice?
Dr. J. Marcus Downs practices at 8315 Walnut Hill Ln, Dallas, TX 752314218. Office phone: 2143636123.
What is Dr. J. Marcus Downs's NPI?
Dr. J. Marcus Downs's National Provider Identifier (NPI) is 1811922610, issued by NPPES.
Does Dr. J. Marcus Downs accept Medicare assignment?
Yes. Dr. J. Marcus Downs accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. J. Marcus Downs commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.