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Edit this profileAt a glance
- 1991 Marcus Ave, Suite 101, New Hyde Park, NY 11042
About Dr. Rizzo
John Rizzo, M.D. practices gastroenterology in New Hyde Park, NY. John is a 1993 graduate of Albany Medical College of Union University. Medicare claims data shows John provided 1,854 services to 1,669 patients. 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, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and biopsy of large bowel using a flexible endoscope. The provider's National Provider Identifier (NPI) is 1720081813.
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
- (516) 365-4949
- Email not available
Practice Locations
1991 MARCUS AVE SUITE 101
New Hyde Park, NY 11042
Conditions Commonly Evaluated or Treated
Within Gastroenterology 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
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
1,854 services · 1,669 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
160 | More than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
152 | More than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
144 | More than most peers in Gastroenterology |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
128 | More often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
76 | More than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
62 | More than most peers in Gastroenterology |
| Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare | Procedure | 43251 |
62 | More than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
61 | More than most peers in Gastroenterology |
| Injection beneath lining of large bowel using a flexible endoscope | Procedure | 45381 |
45 | More than most peers in Gastroenterology |
| Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare | Procedure | 43251 |
19 | More than most peers in Gastroenterology |
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 gastroenterologists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 30 related providers in 4 groups
Other gastroenterologists in New Hyde Park 6
Same specialty, same city.
Trained at Albany Medical College of Union University 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Albany Medical College of Union University 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does John Rizzo specialize in?
John Rizzo is a gastroenterologist in New Hyde Park, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is John Rizzo located?
John Rizzo is listed at 1991 Marcus Ave Suite 101, New Hyde Park, NY 11042. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John Rizzo's phone number?
The number on file is (516) 365-4949. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John Rizzo?
John Rizzo's National Provider Identifier is 1720081813. 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 John Rizzo train?
John Rizzo attended Albany Medical College of Union University, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John Rizzo have?
John Rizzo has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does John Rizzo do most often?
According to Medicare billing data, John Rizzo performs procedures including biopsy of large bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope; provides treatments such as imaging of digestive tract done from the inside of the digestive tract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John Rizzo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John Rizzo. If this is you, claiming it is free.
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