Doctor profile · Federal record

Dr. Mason Makdesi

Internal Medicine Physician (CMS: Internal Medicine) · Sun City, AZ

  • NPI 1720281801
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10401 W Thunderbird Blvd
Sun City, AZ 853513004
(623) 876-5622
fax (623) 815-2931

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
August 17, 2010
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #37397

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720281801. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
865
Distinct HCPCS
4
Medicare allowed
$94,182
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 460 201 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 197 113 $76
99239 Hospital discharge day management, more than 30 minutes 163 163 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 44 $170

In context: peer comparison

Among 21 peers in Sun City Internal Medicine Physician, average services per provider: 140. This provider delivers 6.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
183
Patients
181
Total drug cost
$1,879
Drug Type Claims Patients Total cost
Cefdinir Generic 43 43 $769
Prednisone Generic 33 32 $83
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 20 20 $182
Pantoprazole Sodium Generic 19 19 $162
Atorvastatin Calcium Generic 17 17 $135
Nifedipine ER (Nifedipine) Brand 17 16 $305
Furosemide Generic 12 12 $54
Ciprofloxacin Hcl Generic 11 11 $138
Metoprolol Tartrate Generic 11 11 $51

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mason Makdesi's medical specialty?
Dr. Mason Makdesi practices Internal Medicine Physician in Sun City, AZ.
Where does Dr. Mason Makdesi practice?
Dr. Mason Makdesi practices at 10401 W Thunderbird Blvd, Sun City, AZ 853513004. Office phone: 6238765622.
What is Dr. Mason Makdesi's NPI?
Dr. Mason Makdesi's National Provider Identifier (NPI) is 1720281801, issued by NPPES.
Does Dr. Mason Makdesi accept Medicare assignment?
Yes. Dr. Mason Makdesi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mason Makdesi commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.