Doctor profile · Federal record

Dr. Hazem Machkhas, MD

Neurology Physician (CMS: Neurology) · Houston, TX

  • NPI 1477645109
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2002 Holcombe Blvd, Room 2B-223
Houston, TX 770304211
(713) 794-7393
fax (713) 794-7786
Mailing address
2500 Fondren RD, Ste 260
Houston, TX 770632321

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
March 14, 2016
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Texas #L9791

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477645109. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,030
Distinct HCPCS
10
Medicare allowed
$109,140
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 429 198 $89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 113 49 $79
99204 New patient office or other outpatient visit, 45-59 minutes 99 99 $165
99214 Established patient office or other outpatient visit, 30-39 minutes 97 78 $126
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 61 38 $99
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 59 57 $132
70551 Mri scan of brain without contrast 44 43 $208
36415 Insertion of needle into vein for collection of blood sample 38 34 $8
99212 Established patient office or other outpatient visit, 10-19 minutes 29 29 $57
82607 Cyanocobalamin (vitamin b-12) level 21 20 $15

In context: peer comparison

Among 79 peers in Houston Neurology Physician, average services per provider: 372. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,451
Transactions
54
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Eisai INC. 9 $288.85
Neurocrine Biosciences, INC. 6 $164.58
Lilly USA, LLC 7 $132.14
Teva Pharmaceuticals USA, INC. 7 $132.05
Neurelis, INC. 2 $127.01
Sk Life Science, INC. 4 $110.14
Alexion Pharmaceuticals, INC. 3 $85.44
Abbott Laboratories 3 $80.08
Otsuka America Pharmaceutical, INC. 4 $66.40
Biogen, INC. 2 $48.54
Amneal Pharmaceuticals LLC 2 $46.14
Argenx US, INC. 1 $33.92
Supernus Pharmaceuticals, INC. 2 $33.11
Medtronic, INC. 1 $27.40
Abbvie INC. 1 $24.12

By nature of payment

Food and Beverage
$1,451

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,664
Patients
364
Total drug cost
$63,384
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 378 99 $4,799
Amitriptyline Hcl Generic 199 42 $2,053
Memantine Hcl Generic 181 38 $7,351
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 175 45 $7,055
Citalopram Hbr (Citalopram Hydrobromide) Brand 117 29 $669
Levetiracetam Generic 88 15 $2,261
Rivastigmine Generic 85 15 $27,340
Clonazepam Generic 80 15 $423
Pregabalin Generic 73 22 $1,889
Topiramate Generic 59 14 $751

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hazem Machkhas's medical specialty?
Dr. Hazem Machkhas practices Neurology Physician in Houston, TX.
Where does Dr. Hazem Machkhas practice?
Dr. Hazem Machkhas practices at 2002 Holcombe Blvd, Houston, TX 770304211. Office phone: 7137947393.
What is Dr. Hazem Machkhas's NPI?
Dr. Hazem Machkhas's National Provider Identifier (NPI) is 1477645109, issued by NPPES.
Does Dr. Hazem Machkhas accept Medicare assignment?
Yes. Dr. Hazem Machkhas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hazem Machkhas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.