Joseph Marsano
NPI 1235432527 · Gastroenterology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Marsano is a Gastroenterology Physician provider in Sacramento, CA (NPI 1235432527).
Provider details
- NPI number
- 1235432527
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
801 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 118 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 101 | $98 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 80 | $67 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 74 | $138 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 69 | $154 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 246 | 53 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 96 | 91 |
| Famotidine | 57 | 16 |
| Linaclotidebrand: Linzess | 50 | 12 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 48 | 48 |
| Omeprazole | 29 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C |
Practice location
Mailing address
Additional practice locations (1)
- 550 1st AveNew York, NY 10016-6402Phone: (831) 261-5123
Registry dates
- Enumerated
- 2010-12-08
- Last updated
- 2018-04-10
Frequently asked questions
- What is Joseph Marsano's NPI number?
- Joseph Marsano's National Provider Identifier (NPI) is 1235432527, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Marsano's specialty?
- Joseph Marsano is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Marsano located?
- Joseph Marsano's practice location on file with NPPES is 4150 V St Ste 3500, Sacramento, CA 95817-1460.
- What is Joseph Marsano's phone number?
- The practice phone number listed in the NPPES registry for Joseph Marsano is (916) 734-3751.
- Does Joseph Marsano accept Medicare?
- Joseph Marsano is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Marsano's NPI active?
- Yes — Joseph Marsano's NPI (1235432527) is active in the NPPES registry as of the last update on 2018-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.