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Edit this profileWhere to find Charlie I. Gnaim, M.D.
- Humble location main office
18450 Highway 59 N, Humble, TX 77338 - Pearland location
10907 Memorial Hermann Dr Ste 400, Pearland, TX 77584
About Dr. Gnaim
Charlie I. Gnaim, M.D. practices interventional cardiology in Humble, TX. Charlie is a 2002 graduate of University of Texas Medical School at Houston. Charlie is also listed as specializing in cardiovascular disease. According to Medicare claims data, Charlie cared for 1,295 Medicare patients across 1,885 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1245386424.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (281) 446-6656
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
18450 HIGHWAY 59 N
Humble, TX 77338
10907 Memorial Hermann Dr Ste 400
Pearland, TX 77584
Conditions Commonly Evaluated or Treated
Within Interventional Cardiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Artery blockages
- Aortic aneurysm
- Carotid Artery Blockage
- Completely Blocked Heart Artery
- Microvascular angina
- Re-Blocked Heart Stent
- Severely Calcified Heart Arteries
- Torn Heart Artery
Blood clots
Blood pressure
Chest symptoms
Circulation & veins
Coronary disease
Heart failure
Heart muscle
Heart muscle conditions
Heart rhythm
Heart rhythm & blood flow
Heart valves
Structural & congenital
Structural heart
Valve disease
Vascular disease
- Leg Cramps When Walking
- Narrow kidney artery
- Stomach Pain After Eating From Arteries
- Subclavian Steal Syndrome
Vein conditions
Procedures & services
Artery procedures
- Carotid Artery Stent
- Atherectomy
- Drug-Coated Balloon Treatment
- Minimally Invasive Aneurysm Repair
- Opening Chronic 100% Blocked Heart Arteries
- Shockwave Plaque Busting In Heart Arteries
Clot procedures
- Catheter Clot Dissolving Treatment
- Catheter Blood Clot Removal From Legs
- IVC Filter Placement
- IVC Filter Removal
Most searched procedures
- AFib ablation
- Angioplasty and stenting
- Cardiac catheterization
- Pacemaker implantation
- Watchman procedure
Blood pressure procedures
Circulation & limbs
- Laser Vein Treatment For Leg Swelling
- Leg Artery Stent
Circulatory support
Coronary stenting
Diagnostic catheterization
Diagnostic tests
Diagnostics & monitoring
- Fractional flow reserve measurement
- Implantable Loop Recorder (Cardiac Monitor Implant)
- Intravascular ultrasound
Emergency heart procedures
Heart devices
Heart muscle
Heart support
Imaging & diagnostics
Stenting
Structural heart repair
Structural repair
Valve procedures
- Balloon Heart Valve Opening
- Leaky Artificial Heart Valve Repair
- Transcatheter aortic valve replacement
- Transcatheter mitral valve repair
- Transcatheter Pulmonary Valve Replacement
- TriClip Valve Repair
Valve replacement
Vein procedures
Procedures Most Often Billed to Medicare
1,885 services · 1,295 patients · 24 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
54 | As often as other peers in Interventional Cardiology |
| Chemical destruction of first incompetent vein of arm or leg using imaging guidance | Procedure | 36482 |
53 | More often than most peers in Interventional Cardiology |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
14 | Less often than most peers in Interventional Cardiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
454 | More often than most peers in Interventional Cardiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
48 | Less often than most peers in Interventional Cardiology |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
30 | Less often than most peers in Interventional Cardiology |
| Electrocardiogram (ecg) up to 30 days continuous with transmission of patient triggered events with review and report by health care professional | Treatment | 93229 |
20 | Less often than most peers in Interventional Cardiology |
| Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | Treatment | 93228 |
20 | Less often than most peers in Interventional Cardiology |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
17 | Less often than most peers in Interventional Cardiology |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
17 | Less often than most peers in Interventional Cardiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other interventional cardiologists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 25 related providers in 4 groups
Other interventional cardiologists in Humble 4
Same specialty, same city.
Trained at University of Texas Medical School at Houston 6
Other providers in the same specialty who trained at the same institution.
Class of 2002 at University of Texas Medical School at Houston 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 7
Providers in TX who bill this service to Medicare most often.
Common questions
What is Charlie I. Gnaim's specialty?
Charlie I. Gnaim is an interventional cardiologist in Humble, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Interventional Cardiology”.
NPI registry
Where can I find Charlie I. Gnaim?
Charlie I. Gnaim is listed at 18450 Highway 59 N, Humble, TX 77338. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Charlie I. Gnaim?
The number on file is (281) 446-6656. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Charlie I. Gnaim's NPI number?
Charlie I. Gnaim's National Provider Identifier is 1245386424. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Charlie I. Gnaim's education?
Charlie I. Gnaim attended University of Texas Medical School at Houston, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has Charlie I. Gnaim been practicing?
Charlie I. Gnaim has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What is Charlie I. Gnaim known for?
According to Medicare billing data, Charlie I. Gnaim performs procedures including insertion of needle into vein for collection of blood sample and chemical destruction of first incompetent vein of arm or leg using imaging guidance; reads or performs imaging such as nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Charlie I. Gnaim confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Charlie I. Gnaim. If this is you, claiming it is free.
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