Doctor profile · Federal record
Dr. Timothy Fenske, MD
Hematology & Oncology Physician (CMS: Medical Oncology) · San Antonio, TX
- NPI 1104877935
- Accepts Medicare
- MIPS 80.5 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4450 Medical Dr Fl 1
San Antonio, TX 782293710
(210) 575-3817
fax (210) 575-4113
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- February 21, 2025
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Texas #V6299
- Medicaid (2)
- WI #34624200 · WI #1104877935
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104877935. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
542
Distinct HCPCS
6
Medicare allowed
$49,489
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 273 | 125 | $92 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 106 | 87 | $62 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 64 | 20 | $75 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 45 | 18 | $112 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 32 | 28 | $135 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 22 | 22 | $165 |
In context: peer comparison
Among 22 peers in this city , average services per provider: 1,021. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$48,434
Transactions
49
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PFIZER INC. | 9 | $12,045.52 | |
| BeiGene USA, Inc. | 4 | $9,145.94 | |
| Incyte Corporation | 11 | $7,452.91 | |
| ABBVIE INC. | 10 | $6,938.04 | |
| AstraZeneca Pharmaceuticals LP | 2 | $5,603.38 | |
| Adaptive Biotechnologies Corporation | 3 | $3,295.23 | |
| Ipsen Biopharmaceuticals, Inc | 3 | $2,835.25 | |
| BeiGene, Ltd. | 1 | $435.00 | |
| Genentech USA, Inc. | 2 | $294.47 | |
| National Marrow Donor Program | 1 | $214.56 | |
| Genmab U.S., Inc. | 3 | $174.10 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
216
Patients
78
Total drug cost
$405,460
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Acyclovir | Generic | 51 | 21 | $1,129 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 44 | 16 | $448 |
| Ondansetron Hcl | Generic | 31 | 25 | $201 |
| Prednisone | Generic | 28 | 16 | $218 |
| Eliquis (Apixaban) | Brand | 25 | 0 | $19,758 |
| Dexamethasone | Generic | 14 | 0 | $184 |
| Jakafi (Ruxolitinib Phosphate) | Brand | 12 | 0 | $211,405 |
| Calquence (Acalabrutinib Maleate) | Brand | 11 | 0 | $172,118 |
Hospital affiliations
Frequently asked questions
What is Dr. Timothy Fenske's medical specialty?
Dr. Timothy Fenske practices Hematology & Oncology Physician in San Antonio, TX.
Where does Dr. Timothy Fenske practice?
Dr. Timothy Fenske practices at 4450 Medical Dr Fl 1, San Antonio, TX 782293710. Office phone: 2105753817.
What is Dr. Timothy Fenske's NPI?
Dr. Timothy Fenske's National Provider Identifier (NPI) is 1104877935, issued by NPPES.
Does Dr. Timothy Fenske accept Medicare assignment?
Yes. Dr. Timothy Fenske accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Fenske 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 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.