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Edit this profileAt a glance
- 20 York St, Digestive Diseases, New Haven, CT 06510
About Dr. Nagar
Anil B. Nagar, MD is a healthcare provider in New Haven, CT specializing in gastroenterology. According to Medicare claims data, Anil cared for 100 Medicare patients across 113 services. The services billed most often include removal of stone or debris from bile or pancreatic duct using a flexible endoscope, insertion of stent into pancreatic or bile duct using a flexible endoscope, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. This provider record is associated with NPI 1053395814.
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
- (203) 785-7312
- Email not available
Practice Locations
20 YORK ST DIGESTIVE DISEASES
New Haven, CT 06510
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
113 services · 100 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
28 | More often than most peers in Gastroenterology |
| Insertion of stent into pancreatic or bile duct using a flexible endoscope | Procedure | 43274 |
22 | As often as other peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
16 | Less often than most peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
16 | As often as other peers in Gastroenterology |
| Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43259 |
12 | Less often than most peers in Gastroenterology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
19 | Less often 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.
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.
Other gastroenterologists in New Haven 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 7
Providers in CT who bill this service to Medicare most often.
Common questions
What is Dr. Nagar's specialty?
Dr. Nagar is a gastroenterologist in New Haven, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Dr. Nagar?
Dr. Nagar is listed at 20 York St Digestive Diseases, New Haven, CT 06510. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Nagar?
The number on file is (203) 785-7312. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Nagar's NPI number?
Dr. Nagar's National Provider Identifier is 1053395814. 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 Dr. Nagar's medical education?
Dr. Nagar attended Other, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Nagar been practicing?
Dr. Nagar has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Nagar known for?
According to Medicare billing data, Dr. Nagar performs procedures including removal of stone or debris from bile or pancreatic duct using a flexible endoscope, insertion of stent into pancreatic or bile duct using a flexible endoscope and biopsy 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
Has Dr. Nagar confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nagar. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.