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Edit this profileAt a glance
- 365 Broad St, Red Bank, NJ 07701
About Dr. Marzano
Joseph A. Marzano, M.D. is a healthcare provider in Red Bank, NJ specializing in gastroenterology. Joseph trained at Rutgers New Jersey Medical School, graduating in 1994. Medicare claims data shows Joseph provided 685 services to 557 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1427052133.
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
- (732) 842-4294
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
365 BROAD ST
Red Bank, NJ 07701
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
Chronic conditions
Liver health
Specialized and cancer
Wound care
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
Advanced endoscopy
Biliary and pancreatic endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Capsule endoscopy
- Hydrogen and methane breath testing
- Anorectal manometry
- Esophageal manometry
Chronic illness
Clinical Nutrition
Diagnostic Testing
Digestive
General surgery
Infection & Microbiology Tests
Liver procedures
Lower endoscopy
- Colon polyp removal
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
Nursing care
Nutrition & Digestion
Upper endoscopy
- Endoscopic mucosal resection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Endoscopic submucosal dissection
Most searched procedures
Treatments
Procedures Most Often Billed to Medicare
685 services · 557 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Imaging of digestive tract done from the inside of the digestive tract | Treatment | 91110 |
22 | More often than most 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 |
347 | More than most peers in Gastroenterology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
158 | More than most peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
94 | More often than most peers in Gastroenterology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
64 | 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 Rutgers New Jersey Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1994 at Rutgers New Jersey Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Imaging of digestive tract done from the inside of the digestive tract 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What does Joseph A. Marzano specialize in?
Joseph A. Marzano is a gastroenterologist in Red Bank, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Joseph A. Marzano located?
Joseph A. Marzano is listed at 365 Broad St, Red Bank, NJ 07701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Joseph A. Marzano's phone number?
The number on file is (732) 842-4294. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Joseph A. Marzano?
Joseph A. Marzano's National Provider Identifier is 1427052133. 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 Joseph A. Marzano train?
Joseph A. Marzano attended Rutgers New Jersey Medical School, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Joseph A. Marzano have?
Joseph A. Marzano has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Joseph A. Marzano do most often?
According to Medicare billing data, Joseph A. Marzano 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 Joseph A. Marzano's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Joseph A. Marzano. If this is you, claiming it is free.
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