Dr. Lin Gu, MD
- Hospital affiliations
- 4
- Industry payments
- $473
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gu'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. Lin Gu is a diagnostic radiologist in Saint Louis, Missouri
Dr. Gu practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Gu's NPI, 1124589619, was assigned on March 27, 2019. Dr. Gu holds Missouri license 2025003635.
- NPI
- 1124589619NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365866860
- NPI enumeration date
- March 27, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lin Gu practices at 2 locations in Saint Louis, Missouri
Dr. Gu's primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Gu also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.
- Barnes-Jewish HospitalPrimaryOne Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
- Barnes-Jewish Hospital1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Lin Gu is affiliated with 6 sites of care and 3 medical groups
Dr. Gu's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Gu is also affiliated with Missouri Baptist Medical Center. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Dr. Gu to 2 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lin Gu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gu practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish Hospital | Available with a free account |
| +5 more sites and 2 medical groups | 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. Lin Gu is one of 679 diagnostic radiologists in Missouri
Diagnostic radiology is Dr. Gu's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Gu is licensed in Missouri.
Specialties and state licenses
- Diagnostic radiology, MissouriPrimary
Diagnostic radiologists near Dr. Gu
Counts of diagnostic radiologists 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. Lin Gu's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Gu's median patient age at 58, with 99% women.
Dr. Gu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women99%
- Men1%
Source: Dmand AI Patient Panel Data
How Dr. Lin Gu takes part in Medicare
Dr. Gu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Dr. Lin Gu received $473 in industry payments from 2024 to 2025
CMS Open Payments shows 4 general payments to Dr. Gu from 3 drug and device companies from 2024 to 2025. Education make up the largest share, 79% of the total. Hologic Inc paid the most, $375.
General payments to Dr. Gu by program year, 2024 to 2025
General payments to Dr. Gu by kind, 2024 to 2025
- Education$37579%
- Food and beverage$9821%
Companies that paid Dr. Gu 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. Lin Gu'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Lin Gu
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. Lin Gu's NPI number?
Dr. Lin Gu's NPI number is 1124589619. It was assigned on March 27, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Lin Gu?
Dr. Lin Gu is a diagnostic radiologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Lin Gu practice?
Dr. Gu practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Gu also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Gu's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Gu to 2 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. Lin Gu's office phone number?
The practice phone on file for Dr. Gu is (314) 747-3000.
What is Dr. Lin Gu's medical license number?
Dr. Gu holds Missouri license 2025003635.
Which hospitals is Dr. Lin Gu affiliated with?
Dr. Gu practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Gu is also affiliated with Missouri Baptist Medical Center. Dmand AI links Dr. Gu to 2 more hospitals.
What medical group is Dr. Lin Gu part of?
Dr. Gu is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Dr. Gu to 2 more medical groups.
Does Dr. Lin Gu accept Medicare?
Yes. CMS lists Dr. Gu as accepting Medicare assignment.
Has Dr. Lin Gu received payments from drug or device companies?
CMS Open Payments shows $473 in general payments to Dr. Gu from 3 companies from 2024 to 2025. The largest total came from Hologic Inc.
How long has Dr. Lin Gu been practicing?
Dr. Gu graduated from medical school in 2010, 16 years ago.
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