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Edit this profileAt a glance
- 21 Clark Way, Somersworth, NH 03878
About Dr. Epstein
Based in Somersworth, NH, Roger M. Epstein, M.D. is listed in the NPI registry under gastroenterology. Roger graduated from Boston University School of Medicine in 1982. Medicare claims data shows Roger provided 13,932 services to 1,485 patients. The services billed most often include injection, vedolizumab, intravenous, 1 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and removal of polyps or growths of large bowel using an endoscope with mechanical snare. NPI 1821095183 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
- (603) 692-2228
- Email not available
Practice Locations
21 CLARK WAY
Somersworth, NH 03878
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
13,932 services · 1,485 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
227 | More than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
108 | More often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
48 | As often as other peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
44 | More often than most peers in Gastroenterology |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
40 | More often than most peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
28 | More often than most peers in Gastroenterology |
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
13 | Less often than most peers in Gastroenterology |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
42 | More often than most peers in Gastroenterology |
| Measurement of liver stiffness | Treatment | 91200 |
13 | Less often than most peers in Gastroenterology |
| Injection, vedolizumab, intravenous, 1 mg | Drug given | J3380 |
12,300 | More 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.
Other gastroenterologists at this location 8
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.
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1982 at Boston University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of polyps or growths of large bowel using an endoscope with mechanical snare 8
Providers in NH who bill this service to Medicare most often.
Common questions
What kind of doctor is Roger M. Epstein?
Roger M. Epstein is a gastroenterologist in Somersworth, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Roger M. Epstein's address?
Roger M. Epstein is listed at 21 Clark Way, Somersworth, NH 03878. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Roger M. Epstein?
The number on file is (603) 692-2228. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Roger M. Epstein?
Roger M. Epstein's National Provider Identifier is 1821095183. 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 Roger M. Epstein train?
Roger M. Epstein attended Boston University School of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Roger M. Epstein have?
Roger M. Epstein has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What procedures does Roger M. Epstein perform?
According to Medicare billing data, Roger M. Epstein performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and biopsy of large bowel using a flexible endoscope; provides treatments such as infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less and measurement of liver stiffness, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Roger M. Epstein's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Roger M. Epstein. If this is you, claiming it is free.
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