Doctor profile · Federal record
Dr. Clifford Simmang, MD
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Dallas, TX
- NPI 1316972136
- Accepts Medicare
- MIPS 86.7 / 100 · 2023
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7777 Forest Ln, Suite A321
Dallas, TX 752302505
(972) 661-3575
fax (972) 233-9120 - Mailing address
-
16980 Dallas Pkwy Ste 200
Dallas, TX 752481974
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 13, 2020
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- Texas #G4245
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316972136. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
455
Distinct HCPCS
10
Medicare allowed
$78,412
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 81 | 52 | $89 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 47 | 22 | $115 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 42 | 19 | $78 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 40 | 34 | $163 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 32 | 32 | $111 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 29 | 22 | $158 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 28 | 28 | $136 | |
45384 |
Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | 28 | 28 | $175 | |
46221 |
Removal of external hemorrhoids by rubber banding | 23 | 15 | $282 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 21 | 21 | $206 |
In context: peer comparison
Among 11 peers in Dallas Colon & Rectal Surgery Physician, average services per provider: 41. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$285
Transactions
5
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ethicon US, LLC | 4 | $177.77 | |
| Intuitive Surgical, INC. | 1 | $106.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
89
Patients
60
Total drug cost
$623
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metronidazole | Generic | 27 | 24 | $93 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 26 | 14 | $306 |
| Metoclopramide Hcl | Generic | 24 | 22 | $18 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 12 | 0 | $207 |
Hospital affiliations
Frequently asked questions
What is Dr. Clifford Simmang's medical specialty?
Dr. Clifford Simmang practices Colon & Rectal Surgery Physician in Dallas, TX.
Where does Dr. Clifford Simmang practice?
Dr. Clifford Simmang practices at 7777 Forest Ln, Dallas, TX 752302505. Office phone: 9726613575.
What is Dr. Clifford Simmang's NPI?
Dr. Clifford Simmang's National Provider Identifier (NPI) is 1316972136, issued by NPPES.
Does Dr. Clifford Simmang accept Medicare assignment?
Yes. Dr. Clifford Simmang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Clifford Simmang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); 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.