Dr. Grace Wenjun Guo, MD
- Hospital affiliations
- 1
- Industry payments
- $14
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1600 Rockland Rd PO Box 269, Wilmington, DE 19899
- Practice phone
- Call (302) 651-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Guo'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. Grace Wenjun Guo is a pediatric radiology physician in Wilmington, Delaware
Dr. Guo practices at Nemours Children's Hospital, Delaware in Wilmington, Delaware, part of The Nemours Foundation.
Dr. Guo's NPI, 1730271610, was assigned on September 29, 2006. Dr. Guo holds Delaware license C10006921.
- NPI
- 1730271610NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628243235
- NPI enumeration date
- September 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (302) 651-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Grace Wenjun Guo practices at Nemours Children's Hospital, Delaware in Wilmington, Delaware
Dr. Guo's primary practice is Nemours Children's Hospital, Delaware, at 1600 Rockland Rd PO Box 269, Wilmington, DE 19899 in New Castle County. The practice phone is (302) 651-4000.
- Nemours Children's Hospital, Delaware1600 Rockland Rd PO Box 269, Wilmington, DE 19899 · New Castle CountyPhone(302) 651-4000
Source: Dmand AI Affiliation Data
Dr. Grace Wenjun Guo is affiliated with 1 site of care and 2 medical groups
Dr. Guo's primary practice is Nemours Children's Hospital, Delaware in Wilmington, Delaware, part of The Nemours Foundation. The medical group on file is Nemours Children's Hospital, Delaware. Dmand AI also links Dr. Guo to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Grace Wenjun Guo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guo practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nemours Children's Hospital, Delaware | Available with a free account |
| +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 The Nemours Foundation and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Grace Wenjun Guo is one of 20 pediatric radiology physicians in Delaware
Pediatric radiology is Dr. Guo's primary specialty in the NPI Registry, under taxonomy code 2085P0229X. Dr. Guo is licensed in Delaware.
Specialties and state licenses
- Pediatric radiology, DelawarePrimary
Pediatric radiology physicians near Dr. Guo
Counts of pediatric radiology physicians 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. Grace Wenjun Guo's patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Dr. Guo's median patient age at 12, with 49% women.
Dr. Guo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women49%
- Men50%
Source: Dmand AI Patient Panel Data
How Dr. Grace Wenjun Guo takes part in Medicare
Dr. Guo 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. Grace Wenjun Guo received $14 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Guo from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. FUJIFILM Healthcare Americas Corporation paid the most, $14.
Companies that paid Dr. Guo the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Grace Wenjun Guo'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 |
| 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. Grace Wenjun Guo
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. Grace Wenjun Guo's NPI number?
Dr. Grace Wenjun Guo's NPI number is 1730271610. It was assigned on September 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Grace Wenjun Guo?
Dr. Grace Wenjun Guo is a pediatric radiology physician in Wilmington, Delaware. The primary specialty in the NPI Registry is Pediatric Radiology Physician (taxonomy code 2085P0229X).
Where does Dr. Grace Wenjun Guo practice?
Dr. Guo practices at 1600 Rockland Rd PO Box 269, Wilmington, DE 19899. Dr. Guo's primary practice is Nemours Children's Hospital, Delaware in Wilmington, Delaware, part of The Nemours Foundation. Dmand AI also links Dr. Guo to 1 medical group.
What is Dr. Grace Wenjun Guo's office phone number?
The practice phone on file for Dr. Guo is (302) 651-4000.
What is Dr. Grace Wenjun Guo's medical license number?
Dr. Guo holds Delaware license C10006921.
Which hospitals is Dr. Grace Wenjun Guo affiliated with?
Dr. Guo practices at Nemours Children's Hospital, Delaware in Wilmington, Delaware.
What medical group is Dr. Grace Wenjun Guo part of?
Dr. Guo is linked to Nemours Children's Hospital, Delaware. Dmand AI links Dr. Guo to 1 more medical group.
Does Dr. Grace Wenjun Guo accept Medicare?
Yes. CMS lists Dr. Guo as accepting Medicare assignment.
Has Dr. Grace Wenjun Guo received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dr. Guo from 1 company from 2017 to 2017. The largest total came from FUJIFILM Healthcare Americas Corporation.
How long has Dr. Grace Wenjun Guo been practicing?
Dr. Guo graduated from medical school in 1984, 42 years ago.
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