Doctor profile · Federal record
Dr. Gregg Workman, MD
Family Medicine Physician (CMS: Family Practice) · Addiction Medicine (Family Medicine) Physician · Brenham, TX
- NPI 1447223516
- Accepts Medicare
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
601 Medical Parkway, Suite D
Brenham, TX 778335430
(979) 836-2822
fax (979) 836-1943
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- December 7, 2023
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- Texas #L5187 · Texas #H66161
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447223516. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
378
Distinct HCPCS
7
Medicare allowed
$33,702
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 169 | 75 | $77 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 80 | 72 | $127 | |
99239 |
Hospital discharge day management, more than 30 minutes | 62 | 56 | $112 | |
81003 |
Automated urinalysis test | 23 | 21 | $2 | |
99238 |
Hospital discharge day management, 30 minutes or less | 19 | 17 | $79 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 13 | 12 | $6 | |
99235 |
Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes | 12 | 11 | $156 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 77. This provider delivers 4.9× the peer median.Open Payments
Industry payments received
All-time total
$68
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Verrica Pharmaceuticals Inc. | 1 | $17.28 | |
| AstraZeneca Pharmaceuticals LP | 1 | $17.23 | |
| PFIZER INC. | 1 | $16.75 | |
| Lilly USA, LLC | 1 | $16.29 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,174
Patients
508
Total drug cost
$20,793
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 239 | 49 | $2,825 |
| Simvastatin | Generic | 237 | 57 | $1,919 |
| Lisinopril | Generic | 188 | 45 | $1,310 |
| Metformin Hcl | Generic | 163 | 41 | $1,163 |
| Gabapentin | Generic | 157 | 28 | $1,975 |
| Atorvastatin Calcium | Generic | 153 | 41 | $1,420 |
| Amlodipine Besylate | Generic | 135 | 36 | $720 |
| Losartan Potassium | Generic | 135 | 34 | $1,305 |
| Pantoprazole Sodium | Generic | 135 | 24 | $1,060 |
| Hydrochlorothiazide | Generic | 129 | 29 | $633 |
Frequently asked questions
What is Dr. Gregg Workman's medical specialty?
Dr. Gregg Workman practices Family Medicine Physician in Brenham, TX.
Where does Dr. Gregg Workman practice?
Dr. Gregg Workman practices at 601 Medical Parkway, Brenham, TX 778335430. Office phone: 9798362822.
What is Dr. Gregg Workman's NPI?
Dr. Gregg Workman's National Provider Identifier (NPI) is 1447223516, issued by NPPES.
Does Dr. Gregg Workman accept Medicare assignment?
Yes. Dr. Gregg Workman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregg Workman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.