Hazem Machkhas, MD
NPI 1477645109 · Neurology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hazem Machkhas, MD is a Neurology Physician provider in Houston, TX (NPI 1477645109).
Provider details
- NPI number
- 1477645109
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- L9791 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,136 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 499 | $84 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 103 | $154 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 97 | $72 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 81 | $88 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 77 | $117 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 469 | 123 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 230 | 53 |
| Amitriptyline Hcl | 168 | 48 |
| Memantine Hcl | 136 | 34 |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 119 | 27 |
| Levetiracetam | 101 | 15 |
| Rivastigmine | 93 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,451 across 57 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-29
- Last updated
- 2016-03-14
Frequently asked questions
- What is Hazem Machkhas's NPI number?
- Hazem Machkhas's National Provider Identifier (NPI) is 1477645109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hazem Machkhas's specialty?
- Hazem Machkhas is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Hazem Machkhas located?
- Hazem Machkhas's practice location on file with NPPES is 2002 Holcombe Blvd, Houston, TX 77030-4211.
- What is Hazem Machkhas's phone number?
- The practice phone number listed in the NPPES registry for Hazem Machkhas is (713) 794-7393.
- Does Hazem Machkhas accept Medicare?
- Hazem Machkhas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hazem Machkhas's NPI active?
- Yes — Hazem Machkhas's NPI (1477645109) is active in the NPPES registry as of the last update on 2016-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.