Provider Profile
Ismail El-Hamamsy
Unclaimed ProfileAbout Ismail El-Hamamsy
Ismail El-Hamamsy practices cardiac surgery in New York, NY. Ismail is also listed as specializing in thoracic surgery (cardiothoracic). According to Medicare claims data, Ismail cared for 180 Medicare patients across 183 services. The services billed most often include new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, and replacement of aortic valve on heart-lung machine. The provider's National Provider Identifier (NPI) is 1932734324.
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
- (212) 659-6800
- Email not available
Practice Locations
MOUNT SINAI HOSPITAL (CARDIOVASCULAR SURGERY) 1190 5TH AVENUE, GP 2W
New York, NY 10029
1 Gustave L Levy Pl
New York, NY 10029
Procedures Most Often Billed to Medicare
183 services · 180 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of aortic valve on heart-lung machine | Procedure | 33405 |
21 | More often than most peers in Cardiac Surgery |
| Repair of ascending aorta with graft on heart-lung machine with valve suspension for aortic disease | Procedure | 33859 |
14 | As often as other peers in Cardiac Surgery |
| Repair of ascending aorta with graft on heart-lung machine with aortic root replacement and heart reconstruction | Procedure | 33863 |
12 | Less often than most peers in Cardiac Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
53 | More often than most peers in Cardiac Surgery |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
49 | More often than most peers in Cardiac Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
17 | Less often than most peers in Cardiac Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
17 | Less often than most peers in Cardiac Surgery |
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.
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.
Other cardiac surgeons in New York 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 14 related providers in 2 groups
Class of 2011 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of aortic valve on heart-lung machine 6
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Ismail El-Hamamsy?
Ismail El-Hamamsy is a cardiac surgeon in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiac Surgery”.
NPI registry
What is Ismail El-Hamamsy's address?
Ismail El-Hamamsy is listed at Mount Sinai Hospital (Cardiovascular Surgery) 1190 5Th Avenue, Gp 2W, New York, NY 10029. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Ismail El-Hamamsy?
The number on file is (212) 659-6800. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ismail El-Hamamsy's NPI number?
Ismail El-Hamamsy's National Provider Identifier is 1932734324. 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
Where did Ismail El-Hamamsy train?
Ismail El-Hamamsy attended Other, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Ismail El-Hamamsy been practicing?
Ismail El-Hamamsy has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Ismail El-Hamamsy perform?
According to Medicare billing data, Ismail El-Hamamsy performs procedures including replacement of aortic valve on heart-lung machine, repair of ascending aorta with graft on heart-lung machine with valve suspension for aortic disease and repair of ascending aorta with graft on heart-lung machine with aortic root replacement and heart reconstruction, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Ismail El-Hamamsy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ismail El-Hamamsy. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.