Physician Profile
Peter Chang, M.D.
Unclaimed ProfileAbout Dr. Chang
Peter Chang, M.D. is a healthcare provider in New York, NY specializing in gastroenterology. Peter trained at Icahn School of Medicine at Mount Sinai, graduating in 1996. According to Medicare claims data, Peter cared for 536 Medicare patients across 867 services. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and special stained specimen slides to examine tissue including interpretation and report.
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
Source: NPPES NPI Registry
Contact Information
- (212) 427-9888
- Email not available
Practice Locations
1049 PARK AVE
New York, NY 10028
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
867 services · 536 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
51 |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
49 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
46 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
43 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
13 |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
249 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
136 |
| Special stained specimen slides to examine tissue including interpretation and report | Lab test | 88313 |
105 |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
74 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
40 |
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 2
Same specialty, same street address — most likely the same department or group.
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 gastroenterologists in New York 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Peter Chang?
Peter Chang is a gastroenterologist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Peter Chang's address?
Peter Chang is listed at 1049 Park Ave, New York, NY 10028. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Peter Chang?
The number on file is (212) 427-9888. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Peter Chang's NPI number?
Peter Chang's National Provider Identifier is 1619995610. 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 Peter Chang train?
Peter Chang attended Icahn School of Medicine at Mount Sinai, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Peter Chang been practicing?
Peter Chang has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does Peter Chang perform?
According to Medicare billing data, Peter Chang performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, insertion of needle into vein for collection of blood sample and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Peter Chang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Peter Chang. 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.