Mazen Al-Hamwy, M.D.
NPI 1316021165 · Cardiovascular Disease Physician · Muskogee, OK
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mazen Al-Hamwy, M.D. is a Cardiovascular Disease Physician provider in Muskogee, OK (NPI 1316021165).
Provider details
- NPI number
- 1316021165
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 23969 (OK)
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
5,006 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 1,214 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,127 | $125 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 368 | $185 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System Or Implantable Defibrillator System, Remote Up to 90 Days93296 | 275 | $19 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 255 | $176 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 795 | 244 |
| Furosemide | 785 | 273 |
| Atorvastatin Calcium | 691 | 212 |
| Losartan Potassium | 656 | 194 |
| Apixabanbrand: Eliquis | 580 | 129 |
| Rosuvastatin Calcium | 529 | 160 |
| Empagliflozin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2019-07-16
Frequently asked questions
- What is Mazen Al-Hamwy's NPI number?
- Mazen Al-Hamwy's National Provider Identifier (NPI) is 1316021165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mazen Al-Hamwy's specialty?
- Mazen Al-Hamwy is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mazen Al-Hamwy located?
- Mazen Al-Hamwy's practice location on file with NPPES is 3720 W Broadway St, Muskogee, OK 74401-2141.
- What is Mazen Al-Hamwy's phone number?
- The practice phone number listed in the NPPES registry for Mazen Al-Hamwy is (918) 910-5301.
- Does Mazen Al-Hamwy accept Medicare?
- Mazen Al-Hamwy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mazen Al-Hamwy's NPI active?
- Yes — Mazen Al-Hamwy's NPI (1316021165) is active in the NPPES registry as of the last update on 2019-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.