Physician Profile
Daniel B. Zandman, M.D.
Unclaimed ProfileAbout Dr. Zandman
Daniel B. Zandman, M.D. is a healthcare provider in Boston, MA specializing in gastroenterology. Daniel trained at Icahn School of Medicine at Mount Sinai, graduating in 2007. Medicare claims data shows Daniel provided 851 services to 794 patients. The services billed most often include removal of polyps or growths of large bowel using an endoscope with mechanical snare, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes.
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
- (617) 667-7000
- Email not available
Practice Locations
330 BROOKLINE AVE
Boston, MA 02215
300 Mount Auburn St Ste 405
Cambridge, MA 02138
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
851 services · 794 patients · 19 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 |
166 | More than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
70 | More often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
64 | As often as other peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
27 | More often than most peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
24 | As often as other peers in Gastroenterology |
| Removal of large bowel tissue using a flexible endoscope | Procedure | 45390 |
12 | Less 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 |
11 | Less often than most peers in Gastroenterology |
| Imaging of digestive tract done from the inside of the digestive tract | Treatment | 91110 |
15 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
110 | More often than most peers in Gastroenterology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
75 | 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.
Related specialists at this location 5
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 Boston 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 2007 at Icahn School of Medicine at Mount Sinai 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 MA who bill this service to Medicare most often.
Common questions
What does Daniel B. Zandman specialize in?
Daniel B. Zandman is a gastroenterologist in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Daniel B. Zandman located?
Daniel B. Zandman is listed at 330 Brookline Ave, Boston, MA 02215. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Daniel B. Zandman's phone number?
The number on file is (617) 667-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Daniel B. Zandman?
Daniel B. Zandman's National Provider Identifier is 1780842955. 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 Daniel B. Zandman train?
Daniel B. Zandman attended Icahn School of Medicine at Mount Sinai, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Daniel B. Zandman have?
Daniel B. Zandman has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What does Daniel B. Zandman do most often?
According to Medicare billing data, Daniel B. Zandman performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of large bowel using a flexible endoscope and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope; provides treatments such as imaging of digestive tract done from the inside of the digestive tract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Daniel B. Zandman's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Daniel B. Zandman. 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.