Physician Profile
Alexander Chun, M.D.
Unclaimed ProfileAbout Dr. Chun
Alexander Chun, M.D. is a specialist practicing in New York, NY. Medicare claims data shows Alexander provided 1,836 services to 801 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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) 988-2900
- Email not available
Practice Locations
132 E 76TH ST OFC 2G
New York, NY 10021
Procedures Most Often Billed to Medicare
1,836 services · 801 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein (3 years or older) | Procedure | 36410 |
116 | Too few peers to compare |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
56 | As often as other peers in Specialist |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
27 | More often than most peers in Specialist |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
24 | Less often than most peers in Specialist |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
23 | As often as other peers in Specialist |
| Insertion of stomach tube using a flexible endoscope | Procedure | 43246 |
23 | As often as other peers in Specialist |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
21 | Less often than most peers in Specialist |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
887 | More than most peers in Specialist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
280 | More often than most peers in Specialist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
219 | As often as other peers in Specialist |
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 specialists 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 — 16 related providers in 2 groups
Class of 1985 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein (3 years or older) 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Alexander Chun?
Alexander Chun is a specialist in New York, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Alexander Chun's address?
Alexander Chun is listed at 132 E 76Th St Ofc 2G, New York, NY 10021. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Alexander Chun?
The number on file is (212) 988-2900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Alexander Chun?
Alexander Chun's National Provider Identifier is 1770592685. 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 Alexander Chun train?
Alexander Chun attended Other, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Alexander Chun have?
Alexander Chun has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Alexander Chun perform?
According to Medicare billing data, Alexander Chun performs procedures including insertion of needle into vein, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Alexander Chun's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Alexander Chun. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.