Mason Makdesi
NPI 1720281801 · Internal Medicine Physician · Sun City, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mason Makdesi is a Internal Medicine Physician provider in Sun City, AZ (NPI 1720281801).
Provider details
- NPI number
- 1720281801
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 37397 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
862 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 509 | $114 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 164 | $110 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 124 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 65 | $167 |
Typical Medicare-allowed amounts for these services range $76–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 48 | 48 |
| Prednisone | 32 | 31 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 16 | 16 |
| Pantoprazole Sodium | 14 | 14 |
| Metronidazole | 13 | 13 |
| Furosemide | 12 | 12 |
| Metoprolol Tartrate | 11 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-07
- Last updated
- 2010-08-17
Frequently asked questions
- What is Mason Makdesi's NPI number?
- Mason Makdesi's National Provider Identifier (NPI) is 1720281801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mason Makdesi's specialty?
- Mason Makdesi is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mason Makdesi located?
- Mason Makdesi's practice location on file with NPPES is 10401 W Thunderbird Blvd, Sun City, AZ 85351-3004.
- What is Mason Makdesi's phone number?
- The practice phone number listed in the NPPES registry for Mason Makdesi is (623) 876-5622.
- Does Mason Makdesi accept Medicare?
- Mason Makdesi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mason Makdesi's NPI active?
- Yes — Mason Makdesi's NPI (1720281801) is active in the NPPES registry as of the last update on 2010-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.