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Edit this profileAt a glance
- 488 Great Neck Rd Ste 201, Suite 209, Great Neck, NY 11021
About Dr. Magier
Based in Great Neck, NY, David Magier, M.D. is listed in the NPI registry under gastroenterology. David graduated from Icahn School of Medicine at Mount Sinai in 1979. David is also listed as specializing in internal medicine. According to Medicare claims data, David cared for 3,812 Medicare patients across 7,701 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, insertion of needle into vein for collection of blood sample, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'. NPI 1285634196 identifies this record in the national registry.
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) 482-6747
- Email not available
Practice Locations
488 GREAT NECK RD STE 201 SUITE 209
Great Neck, NY 11021
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
7,701 services · 3,812 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,620 | More than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
131 | More often than most peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
108 | More than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
59 | More often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
30 | Less often 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 |
16 | As often as other peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
14 | More often than most peers in Gastroenterology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
774 | More than most peers in Gastroenterology |
| Influenza vaccine, inactivated | Treatment | 90653 |
47 | More often than most peers in Gastroenterology |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
38 | As often as other 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 3
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 — 31 related providers in 4 groups
Other gastroenterologists in Great Neck 8
Same specialty, same city.
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at Icahn School of Medicine at Mount Sinai 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 NY who bill this service to Medicare most often.
Common questions
What is David Magier's specialty?
David Magier is a gastroenterologist in Great Neck, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find David Magier?
David Magier is listed at 488 Great Neck Rd Ste 201 Suite 209, Great Neck, NY 11021. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact David Magier?
The number on file is (516) 482-6747. Contact the office directly to confirm availability and scheduling.
NPI registry
What is David Magier's NPI number?
David Magier's National Provider Identifier is 1285634196. 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 David Magier's education?
David Magier attended Icahn School of Medicine at Mount Sinai, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How long has David Magier been practicing?
David Magier has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What is David Magier known for?
According to Medicare billing data, David Magier performs procedures including insertion of needle into vein for collection of blood sample, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and diagnostic exam of large bowel using a flexible endoscope; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and influenza vaccine, inactivated, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has David Magier confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by David Magier. If this is you, claiming it is free.
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