Doctor profile · Federal record

Dr. Theresa Liu Dumlao, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Hematology (Internal Medicine) Physician · Medical Oncology Physician · Gilbert, AZ

  • NPI 1043477441
  • Accepts Medicare
  • MIPS 81.5 / 100 · 2023
  • 33 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2946 E Banner Gateway Dr, Suite 450
Gilbert, AZ 852342165
(480) 256-6444
fax (480) 256-3359
Mailing address
2940 E. Banner Gateway Dr, Suite 450
Gilbert, AZ 852342165

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
August 11, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (3)
Arizona #32590 · Texas #P0083 · Alabama #25912
Medicaid (3)
MS #04101524 · TX #287754001 (MDACC) · AL #139243

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043477441. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
825
Distinct HCPCS
6
Medicare allowed
$96,989
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 423 205 $140
99214 Established patient office or other outpatient visit, 30-39 minutes 207 179 $95
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 67 30 $117
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 57 34 $30
99205 New patient office or other outpatient visit, 60-74 minutes 43 43 $177
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 28 11 $30

In context: peer comparison

Among 7 peers in Gilbert Hematology & Oncology Physician, average services per provider: 84. This provider delivers 9.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$73
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $33.82
Lilly USA, LLC 1 $21.89
Pfizer INC. 1 $17.63

By nature of payment

Food and Beverage
$73

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,285
Patients
418
Total drug cost
$1,191,601
Drug Type Claims Patients Total cost
Anastrozole Generic 531 184 $17,745
Letrozole Generic 201 62 $4,896
Alendronate Sodium Generic 105 43 $1,129
Ibrance (Palbociclib) Brand 70 0 $1,072,506
Tamoxifen Citrate Generic 67 26 $3,217
Gabapentin Generic 51 18 $1,269
Eliquis (Apixaban) Brand 38 0 $36,160
Prochlorperazine Maleate Generic 38 23 $1,040
Ondansetron Hcl Generic 35 26 $669
Raloxifene Hcl Generic 30 12 $2,691

Frequently asked questions

Auto-generated from federal data
What is Dr. Theresa Liu Dumlao's medical specialty?
Dr. Theresa Liu Dumlao practices Hematology & Oncology Physician in Gilbert, AZ.
Where does Dr. Theresa Liu Dumlao practice?
Dr. Theresa Liu Dumlao practices at 2946 E Banner Gateway Dr, Gilbert, AZ 852342165. Office phone: 4802566444.
What is Dr. Theresa Liu Dumlao's NPI?
Dr. Theresa Liu Dumlao's National Provider Identifier (NPI) is 1043477441, issued by NPPES.
Does Dr. Theresa Liu Dumlao accept Medicare assignment?
Yes. Dr. Theresa Liu Dumlao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theresa Liu Dumlao commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.