Doctor profile · Federal record
Dr. Madison Williams, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Houston, TX
- NPI 1144609926
- Accepts Medicare
- MIPS 79.4 / 100 · 2023
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161 - Mailing address
-
Po Box 4439
Houston, TX 772104439
Credentials & registration
- NPI registered
- May 2015 — 11 yrs on file
- Profile last updated
- October 6, 2021
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Texas #T1606
- Medicaid
- TX #426238801
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144609926. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
136
Distinct HCPCS
2
Medicare allowed
$20,745
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 108 | 51 | $144 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 28 | 28 | $184 |
In context: peer comparison
Among 79 peers in this city , average services per provider: 1,097. This provider delivers 0.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
91
Patients
19
Total drug cost
$358,469
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 37 | 19 | $1,027 |
| Verzenio (Abemaciclib) | Brand | 22 | 0 | $357,168 |
| Ondansetron Hcl | Generic | 17 | 0 | $96 |
| Prochlorperazine Maleate | Generic | 15 | 0 | $178 |
Frequently asked questions
What is Dr. Madison Williams's medical specialty?
Dr. Madison Williams practices Hematology & Oncology Physician in Houston, TX.
Where does Dr. Madison Williams practice?
Dr. Madison Williams practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Madison Williams's NPI?
Dr. Madison Williams's National Provider Identifier (NPI) is 1144609926, issued by NPPES.
Does Dr. Madison Williams accept Medicare assignment?
Yes. Dr. Madison Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Madison Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.