Dr. Gian Marco Musarra, MD
- Hospital affiliations
- 2
- Industry payments
- $21,345
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2008
- Practice address
- 2 Progress Point Pkwy, O Fallon, MO 63368
- Practice phone
- Call (636) 344-2273
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Musarra's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gian Marco Musarra is a hospitalist in O Fallon, Missouri
Dr. Musarra practices at Progress West Hospital in O Fallon, Missouri, part of BJC Health.
Dr. Musarra's NPI, 1396912424, was assigned on May 8, 2008. Dr. Musarra holds Missouri license 2008007904.
- NPI
- 1396912424NPI Registry (opens in a new tab)
- NPI enumeration date
- May 8, 2008
- NPI status
- Active
- Practice phone
- (636) 344-2273
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gian Marco Musarra practices at Progress West Hospital in O Fallon, Missouri
Dr. Musarra's primary practice is Progress West Hospital, at 2 Progress Point Pkwy, O Fallon, MO 63368 in St. Charles County. The practice phone is (636) 344-2273.
- Progress West Hospital2 Progress Point Pkwy, O Fallon, MO 63368 · St. Charles CountyPhone(636) 344-2273
Source: Dmand AI Affiliation Data
Dr. Gian Marco Musarra is affiliated with 2 sites of care and 2 medical groups
Dr. Musarra's primary practice is Progress West Hospital in O Fallon, Missouri, part of BJC Health. Dr. Musarra is also affiliated with St. Louis Children's Hospital. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Musarra to 1 more medical group, named with a free account. Dr. Musarra's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gian Marco Musarra's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Musarra practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Progress West Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across BJC Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gian Marco Musarra is one of 735 hospitalists in Missouri
Hospitalist is Dr. Musarra's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Musarra is licensed in Missouri.
Specialties and state licenses
- Hospitalist, MissouriPrimary
Hospitalists near Dr. Musarra
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Gian Marco Musarra's patients have a median age of 5
Across all payers, Dmand AI patient panel data puts Dr. Musarra's median patient age at 5, with 45% women.
Dr. Musarra's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 5
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Gian Marco Musarra received $21,345 in industry payments from 2024 to 2025
CMS Open Payments shows 27 general payments to Dr. Musarra from 1 drug or device company from 2024 to 2025. Consulting fees make up the largest share, 100% of the total. CSL Plasma Inc. paid the most, $21,345.
General payments to Dr. Musarra by program year, 2024 to 2025
Companies that paid Dr. Musarra the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gian Marco Musarra's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Gian Marco Musarra
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Gian Marco Musarra's NPI number?
Dr. Gian Marco Musarra's NPI number is 1396912424. It was assigned on May 8, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Gian Marco Musarra?
Dr. Gian Marco Musarra is a hospitalist in O Fallon, Missouri. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Gian Marco Musarra practice?
Dr. Musarra practices at 2 Progress Point Pkwy, O Fallon, MO 63368. Dr. Musarra's primary practice is Progress West Hospital in O Fallon, Missouri, part of BJC Health. Dmand AI also links Dr. Musarra to 1 medical group.
What is Dr. Gian Marco Musarra's office phone number?
The practice phone on file for Dr. Musarra is (636) 344-2273.
What is Dr. Gian Marco Musarra's medical license number?
Dr. Musarra holds Missouri license 2008007904.
Which hospitals is Dr. Gian Marco Musarra affiliated with?
Dr. Musarra practices at Progress West Hospital in O Fallon, Missouri. Dr. Musarra is also affiliated with St. Louis Children's Hospital.
What medical group is Dr. Gian Marco Musarra part of?
Dr. Musarra is linked to WashU Medicine Psychiatry. Dmand AI links Dr. Musarra to 1 more medical group.
Has Dr. Gian Marco Musarra received payments from drug or device companies?
CMS Open Payments shows $21,345 in general payments to Dr. Musarra from 1 company from 2024 to 2025. The largest total came from CSL Plasma Inc.
How long has Dr. Gian Marco Musarra been practicing?
Dr. Musarra's NPI was assigned in 2008.
Selling to hospitalist practices?
See hospitalists in Missouri by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card