Cindy Sieun An, AGACNP-BC
- Part D claims, 2024
- 1,519
- Industry payments
- $17
- Affiliated sites
- 3
- Medical groups
- 3
- State license
- 1
- Practice address
- 4225 Executive Sq, La Jolla, CA 92037
- Practice phone
- Call (949) 727-4495
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rai - Laguna Canyon - Irvine
La Jolla, California
Find Cindy An'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.
Cindy Sieun An is a nurse practitioner in La Jolla, California
Cindy An practices at Rai - Laguna Canyon - Irvine in La Jolla, California.
Cindy An's NPI, 1801579420, was assigned on August 10, 2023. Cindy An holds California license 95025982.
- NPI
- 1801579420NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113371261
- NPI enumeration date
- August 10, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (949) 727-4495
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Cindy Sieun An practices at Rai - Laguna Canyon - Irvine in La Jolla, California
Cindy An's primary practice is Rai - Laguna Canyon - Irvine, at 4225 Executive Sq, La Jolla, CA 92037 in San Diego County. The practice phone is (949) 727-4495.
- Rai - Laguna Canyon - Irvine4225 Executive Sq, La Jolla, CA 92037 · San Diego CountyPhone(949) 727-4495
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Cindy Sieun An is affiliated with 4 sites of care and 3 medical groups
Cindy An's primary practice is Rai - Laguna Canyon - Irvine in La Jolla, California. The medical group on file is Balboa Nephrology. Dmand AI also links Cindy An to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Cindy Sieun An's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Cindy An practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rai - Laguna Canyon - Irvine | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Cindy Sieun An is one of 5,983 nurse practitioners in California
Nurse practitioner is Cindy An's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Cindy An is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Cindy An
Counts of 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
Cindy Sieun An's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Cindy An's median patient age at 67, with 40% women.
Cindy An's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Cindy Sieun An wrote 1,519 Medicare Part D claims in 2024
In 2024, Cindy An wrote 1,519 Medicare Part D claims for 270 patients. 95% of them were for generic drugs.
Cindy An's Part D claims by kind of drug, 2024
- Generic1,442 claims95%
- Brand-name77 claims5%
Drug classes CMS tracks in Cindy An's Part D claims, 2024
- Opioids41%624 of 1,519 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Cindy Sieun An takes part in Medicare
Cindy An 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)
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Cindy Sieun An received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Cindy An from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $17.
Companies that paid Cindy An 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 Cindy Sieun An'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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 Cindy Sieun An
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Cindy Sieun An's NPI number?
Cindy Sieun An's NPI number is 1801579420. It was assigned on August 10, 2023, and it is active in the NPI Registry.
What does Cindy Sieun An specialize in?
Cindy Sieun An is a nurse practitioner in La Jolla, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Cindy Sieun An practice?
Cindy An practices at 4225 Executive Sq, La Jolla, CA 92037. Cindy An's primary practice is Rai - Laguna Canyon - Irvine in La Jolla, California. Dmand AI also links Cindy An to 3 group practices and clinics and 2 medical groups.
What is Cindy Sieun An's office phone number?
The practice phone on file for Cindy An is (949) 727-4495.
What is Cindy Sieun An's medical license number?
Cindy An holds California license 95025982.
What medical group is Cindy Sieun An part of?
Cindy An is linked to Balboa Nephrology. Dmand AI links Cindy An to 2 more medical groups.
Does Cindy Sieun An accept Medicare?
Yes. CMS lists Cindy An as accepting Medicare assignment.
Has Cindy Sieun An received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Cindy An from 1 company from 2025 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Cindy Sieun An been practicing?
Cindy An graduated from medical school in 2022, 4 years ago.
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