Doctor profile · Federal record
Dr. Avi Markowitz, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Medical Oncology Physician · Galveston, TX
- NPI 1336155662
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 45 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
301 University Blvd
Galveston, TX 775551022
(409) 747-0890
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 19, 2026
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Texas #H3701
- Medicaid
- TX #100522506
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336155662. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
166
Distinct HCPCS
3
Medicare allowed
$19,874
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 78 | 46 | $98 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 67 | 32 | $144 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 20 | $125 |
In context: peer comparison
Among 6 peers in Galveston Hematology & Oncology Physician, average services per provider: 119. This provider delivers 1.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
293
Patients
69
Total drug cost
$1,046,527
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 132 | 41 | $3,073 |
| Imbruvica (Ibrutinib) | Brand | 52 | 0 | $755,668 |
| Prochlorperazine Maleate | Generic | 24 | 16 | $465 |
| Letrozole | Generic | 23 | 0 | $445 |
| Verzenio (Abemaciclib) | Brand | 19 | 0 | $286,219 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 15 | 0 | $472 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 12 | $146 |
| Prednisone | Generic | 13 | 0 | $39 |
Frequently asked questions
What is Dr. Avi Markowitz's medical specialty?
Dr. Avi Markowitz practices Hematology & Oncology Physician in Galveston, TX.
Where does Dr. Avi Markowitz practice?
Dr. Avi Markowitz practices at 301 University Blvd, Galveston, TX 775551022. Office phone: 4097470890.
What is Dr. Avi Markowitz's NPI?
Dr. Avi Markowitz's National Provider Identifier (NPI) is 1336155662, issued by NPPES.
Does Dr. Avi Markowitz accept Medicare assignment?
Yes. Dr. Avi Markowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Avi Markowitz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.