Doctor profile · Federal record

Dr. Robert Muldoon, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hot Springs, AR

  • NPI 1841277589
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
133 Harmony Park
Hot Springs, AR 719135417
(501) 624-7700
fax (501) 623-5788
Mailing address
Po Box 749495
Atlanta, GA 303749495

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
December 29, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Arkansas #E-2766
Medicaid
AR #150344001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841277589. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
242,618
Distinct HCPCS
10
Medicare allowed
$3,993,055
HCPCS Description Services Patients Avg allowed
Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) 54,570 58 $1
J9299 Injection, nivolumab, 1 mg 32,540 16 $30
Q5125 Injection, filgrastim-ayow, biosimilar, (releuko), 1 microgram 25,620 22 $1
J9271 Injection, pembrolizumab, 1 mg 25,100 28 $54
J0185 Injection, aprepitant, 1 mg 17,550 40 $2
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 15,200 122 $0
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 12,320 58 $7
J9267 Injection, paclitaxel, 1 mg 11,400 21 $0
J0897 Injection, denosumab, 1 mg 8,700 37 $23
J1442 Injection, filgrastim (g-csf), excludes biosimilars, 1 microgram 8,520 12 $1

In context: peer comparison

Among 3 peers in this city , average services per provider: 2,867. This provider delivers 85× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,616
Transactions
110
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 22 $371.83
PFIZER INC. 13 $264.58
AstraZeneca Pharmaceuticals LP 11 $211.27
Exelixis Inc. 10 $164.64
Merck Sharp & Dohme LLC 7 $131.25
ABBVIE INC. 7 $123.27
Gilead Sciences, Inc. 6 $116.68
GlaxoSmithKline, LLC. 6 $115.02
Janssen Biotech, Inc. 5 $96.53
Dendreon Pharmaceuticals LLC 4 $95.73
Daiichi Sankyo Inc. 4 $78.88
Eisai Inc. 4 $78.61
Takeda Pharmaceuticals U.S.A., Inc. 3 $75.22
Incyte Corporation 4 $72.12
EMD Serono, Inc. 4 $66.95

By nature of payment

Food and Beverage
$2,576
Education
$40

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
972
Patients
306
Total drug cost
$1,643,050
Drug Type Claims Patients Total cost
Anastrozole Generic 148 28 $3,371
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 116 40 $3,538
Prednisone Generic 98 45 $788
Ondansetron Odt (Ondansetron) Brand 88 47 $1,823
Levothyroxine Sodium Generic 71 15 $824
Pantoprazole Sodium Generic 71 19 $1,046
Eliquis (Apixaban) Brand 52 12 $38,731
Jakafi (Ruxolitinib Phosphate) Brand 51 0 $808,504
Xtandi (Enzalutamide) Brand 50 0 $778,975
Promethazine Hcl Generic 49 34 $364

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Muldoon's medical specialty?
Dr. Robert Muldoon practices Hematology & Oncology Physician in Hot Springs, AR.
Where does Dr. Robert Muldoon practice?
Dr. Robert Muldoon practices at 133 Harmony Park, Hot Springs, AR 719135417. Office phone: 5016247700.
What is Dr. Robert Muldoon's NPI?
Dr. Robert Muldoon's National Provider Identifier (NPI) is 1841277589, issued by NPPES.
Does Dr. Robert Muldoon accept Medicare assignment?
Yes. Dr. Robert Muldoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Muldoon commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, nivolumab, 1 mg (HCPCS J9299); Injection, filgrastim-ayow, biosimilar, (releuko), 1 microgram (HCPCS Q5125). Source: CMS Medicare Physician & Other Practitioners file.