Annie Guan, AGACNP-BC, APRN, MSN
- Hospital affiliations
- 1
- Industry payments
- $611
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 11234 Anderson St, Loma Linda, CA 92354
- Practice phone
- Call (909) 558-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Annie Guan'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.
Annie Guan is an acute care nurse practitioner in Loma Linda, California
Annie Guan practices at Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church.
Annie Guan's NPI, 1326815341, was assigned on December 11, 2023. Annie Guan holds California license 95026618.
- NPI
- 1326815341NPI Registry (opens in a new tab)
- NPI enumeration date
- December 11, 2023
- NPI status
- Active
- Practice phone
- (909) 558-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Annie Guan practices at Loma Linda University Medical Center in Loma Linda, California
Annie Guan's primary practice is Loma Linda University Medical Center, at 11234 Anderson St, Loma Linda, CA 92354 in San Bernardino County. The practice phone is (909) 558-4000.
- Loma Linda University Medical Center11234 Anderson St, Loma Linda, CA 92354 · San Bernardino CountyPhone(909) 558-4000
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Annie Guan is affiliated with 2 sites of care and 2 medical groups
Annie Guan's primary practice is Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Annie Guan to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Annie Guan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Annie Guan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Loma Linda University Medical Center | 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 Seventh-day Adventist Church and 6.2K+ hospitals, with verified contacts in the same login.
Annie Guan is one of 1,440 acute care nurse practitioners in California
Acute care is Annie Guan's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Annie Guan is licensed in California.
Specialties and state licenses
- Acute care nurse practitioner, CaliforniaPrimary
Acute care nurse practitioners near Annie Guan
Counts of acute care nurse practitioners 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
Annie Guan's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Annie Guan's median patient age at 56, with 31% women.
Annie Guan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women31%
- Men69%
Source: Dmand AI Patient Panel Data
Annie Guan received $611 in industry payments in 2025
CMS Open Payments shows 23 general payments to Annie Guan from 8 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $179.
Companies that paid Annie Guan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Annie Guan'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 Annie Guan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Annie Guan's NPI number?
Annie Guan's NPI number is 1326815341. It was assigned on December 11, 2023, and it is active in the NPI Registry.
What does Annie Guan specialize in?
Annie Guan is an acute care nurse practitioner in Loma Linda, California. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Annie Guan practice?
Annie Guan practices at 11234 Anderson St, Loma Linda, CA 92354. Annie Guan's primary practice is Loma Linda University Medical Center in Loma Linda, California, part of Seventh-day Adventist Church. Dmand AI also links Annie Guan to 1 group practice or clinic and 1 medical group.
What is Annie Guan's office phone number?
The practice phone on file for Annie Guan is (909) 558-4000.
What is Annie Guan's medical license number?
Annie Guan holds California license 95026618.
Which hospitals is Annie Guan affiliated with?
Annie Guan practices at Loma Linda University Medical Center in Loma Linda, California.
What medical group is Annie Guan part of?
Annie Guan is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Annie Guan to 1 more medical group.
Has Annie Guan received payments from drug or device companies?
CMS Open Payments shows $611 in general payments to Annie Guan from 8 companies from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Annie Guan been practicing?
Annie Guan's NPI was assigned in 2023.
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