Physician Profile
Unclaimed ProfileAbout DANZIG
Jeffrey Brian Danzig, M.D. is a healthcare provider in Ridgewood, NJ specialising in gastroenterology. Jeffrey trained at New York University School of Medicine, graduating in 1983. Jeffrey is also listed as specialising in internal medicine.
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
Areas of Expertise
Common questions
What kind of doctor is Dr. Danzig?
Dr. Danzig is a gastroenterology in Ridgewood, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
What is Dr. Danzig's address?
Dr. Danzig is listed at 127 UNION ST, Ridgewood, NJ 07450. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Danzig?
The number on file is (201) 445-8787. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Danzig?
Dr. Danzig's National Provider Identifier is 1689653909. 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 Dr. Danzig train?
Dr. Danzig attended New York University School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Danzig have?
Dr. Danzig has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Danzig perform?
According to Medicare billing data, Dr. Danzig performs procedures including removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery, biopsy of large bowel 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
Is Dr. Danzig's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Danzig. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (201) 445-8787
- Email not available
Practice Locations
127 UNION ST
Ridgewood, NJ 07450
Procedures Most Often Billed to Medicare
1,250 services · 813 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | Procedure | 45384 |
107 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
84 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
67 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
50 |
| Biopsy of small bowel (except ileum) using an endoscope | Procedure | 44361 |
12 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
736 |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
104 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
63 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
15 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
12 |
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 2
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 gastroenterology specialists in Ridgewood 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at New York 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 a flexible endoscope with electrical cautery 8
Providers in NJ who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.