Doctor profile · Federal record

Dr. Cesar de Las Casas, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology (Internal Medicine) Physician · Hematology & Oncology Physician · Medical Oncology Physician · Pasadena, TX

  • NPI 1184711798
  • Accepts Medicare
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4000 Spencer Hwy Ste 200
Pasadena, TX 775041202
(713) 378-0330
fax (713) 378-0346
Additional location
801 N Flamingo RD
Pembroke Pines, FL 330281046
(954) 265-4325
fax (954) 443-4747
Additional location
6445 Main Street, Opc 24
Houston, TX 77030
(713) 441-9948
fax (713) 441-8791
Mailing address
Po Box 911230
Dallas, TX 753911230

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 3, 2022
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Texas #L6857 · Florida #ME123692
Medicaid (4)
TX #183719701 · TX #175877303 · TX #175877302 · FL #014821000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184711798. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
291
Distinct HCPCS
6
Medicare allowed
$31,138
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 102 19 $97
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 76 25 $79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 53 19 $118
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 29 28 $172
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $130
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $133

In context: peer comparison

Among 2 peers in Pasadena Hematology & Oncology Physician, average services per provider: 47. This provider delivers 6.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$977
Transactions
40
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 5 $150.74
Gilead Sciences, INC. 4 $86.49
Lilly USA, LLC 4 $82.86
AstraZeneca Pharmaceuticals Lp 3 $73.90
Novartis Pharmaceuticals Corporation 3 $70.03
Genzyme Corporation 3 $69.19
Genentech USA, INC. 3 $55.34
Daiichi Sankyo INC. 2 $51.24
Abbvie INC. 2 $51.02
Takeda Pharmaceuticals U.S.A., INC. 2 $49.45
Incyte Corporation 3 $46.23
E.R. Squibb & Sons, L.L.C. 2 $37.12
SpringWorks Therapeutics, INC. 2 $37.10
Stemline Therapeutics INC. 1 $25.39
Myriad Genetic Laboratories, INC. 1 $25.37

By nature of payment

Food and Beverage
$886
Education
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
120
Patients
25
Total drug cost
$2,148
Drug Type Claims Patients Total cost
Prochlorperazine Maleate Generic 28 12 $336
Ondansetron Odt (Ondansetron) Brand 24 13 $472
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 18 0 $338
Anastrozole Generic 15 0 $495
Hydroxyurea Generic 12 0 $275
Levofloxacin Generic 12 0 $41
Ondansetron Hcl Generic 11 0 $189

Frequently asked questions

Auto-generated from federal data
What is Dr. Cesar de Las Casas's medical specialty?
Dr. Cesar de Las Casas practices Hematology & Oncology Physician in Pasadena, TX.
Where does Dr. Cesar de Las Casas practice?
Dr. Cesar de Las Casas practices at 4000 Spencer Hwy Ste 200, Pasadena, TX 775041202. Office phone: 7133780330.
What is Dr. Cesar de Las Casas's NPI?
Dr. Cesar de Las Casas's National Provider Identifier (NPI) is 1184711798, issued by NPPES.
Does Dr. Cesar de Las Casas accept Medicare assignment?
Yes. Dr. Cesar de Las Casas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cesar de Las Casas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.