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Physician

DIANE DUYEN NGUYEN, DO

Medical Oncology

MCALLEN, TX, 78503
NPI: 1023233756Also: Hematology & Oncology

Hospital Affiliations

Search procedure prices at these hospitals only

Common Procedures for Medical Oncology

Chemotherapy AdministrationCancer StagingTumor Board ReviewBone Marrow BiopsyImmunotherapyCancer ScreeningRadiation Therapy PlanningPort-a-Cath Management

Based on specialty. Actual services may vary — contact the provider's office to confirm.

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
99205
New patient office or other outpatient visit, 60-74 minutes
$590$223$17418
99223
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
$502$176$14021
99215
Established patient office or other outpatient visit, 40-54 minutes
$482$172$12988
99214
Established patient office or other outpatient visit, 30-39 minutes
$345$127$93108
99233
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
$319$121$9654
88184
Flow cytometry technique for dna or cell analysis, first marker
$189$76$5012
96365
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less
$178$59$4227
G2212
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or
$86$33$2614
96367
Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less
$82$28$2251
88185
Flow cytometry technique for dna or cell analysis, each additional marker
$62$24$18276
96372
Injection of drug or substance under skin or into muscle
$38$14$1135

Compare prices for procedures performed by Medical Oncology physicians

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Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.