Esther Sung, FNP-C, MSN
- Part D claims, 2024
- 19
- Industry payments
- $195
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1809 W Redlands Blvd, Redlands, CA 92373
- Practice phone
- Call (909) 289-4075
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cajon Medical Group
Redlands, California
Find Esther Sung'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.
Esther Sung is a family nurse practitioner in Redlands, California
Esther Sung practices at Cajon Medical Group in Redlands, California.
Esther Sung's NPI, 1740708866, was assigned on September 8, 2017. Esther Sung holds California license 95006407.
- NPI
- 1740708866NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355617986
- NPI enumeration date
- September 8, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 289-4075
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Esther Sung practices at Cajon Medical Group in Redlands, California
Esther Sung's primary practice is Cajon Medical Group, at 1809 W Redlands Blvd, Redlands, CA 92373 in San Bernardino County. The practice phone is (909) 289-4075.
- Cajon Medical Group1809 W Redlands Blvd, Redlands, CA 92373 · San Bernardino CountyPhone(909) 289-4075
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Esther Sung is affiliated with 2 sites of care and 1 medical group
Esther Sung's primary practice is Cajon Medical Group in Redlands, California. The medical group on file is Cajon Medical Group. Dmand AI also links Esther Sung to 1 more group practice or clinic, 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 Esther Sung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Esther Sung practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cajon Medical Group | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Esther Sung is one of 13,532 family nurse practitioners in California
Family is Esther Sung's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Esther Sung is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Esther Sung
Counts of family 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
Esther Sung's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Esther Sung's median patient age at 49, with 79% women.
Esther Sung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women79%
- Men21%
Source: Dmand AI Patient Panel Data
Esther Sung wrote 19 Medicare Part D claims in 2024
In 2024, Esther Sung wrote 19 Medicare Part D claims for 11 patients. 95% of them were for generic drugs.
Esther Sung's Part D claims by kind of drug, 2024
- Generic18 claims95%
- Brand-name and other1 claims5%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Esther Sung takes part in Medicare
Esther Sung 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Esther Sung received $195 in industry payments in 2025
CMS Open Payments shows 10 general payments to Esther Sung from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Teva Pharmaceuticals USA, Inc. paid the most, $122.
Companies that paid Esther Sung 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 Esther Sung'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 Esther Sung
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Esther Sung's NPI number?
Esther Sung's NPI number is 1740708866. It was assigned on September 8, 2017, and it is active in the NPI Registry.
What does Esther Sung specialize in?
Esther Sung is a family nurse practitioner in Redlands, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Esther Sung practice?
Esther Sung practices at 1809 W Redlands Blvd, Redlands, CA 92373. Esther Sung's primary practice is Cajon Medical Group in Redlands, California. Dmand AI also links Esther Sung to 1 group practice or clinic.
What is Esther Sung's office phone number?
The practice phone on file for Esther Sung is (909) 289-4075.
What is Esther Sung's medical license number?
Esther Sung holds California license 95006407.
What medical group is Esther Sung part of?
Esther Sung is linked to Cajon Medical Group.
Does Esther Sung accept Medicare?
Yes. CMS lists Esther Sung as accepting Medicare assignment.
Has Esther Sung received payments from drug or device companies?
CMS Open Payments shows $195 in general payments to Esther Sung from 4 companies from 2025 to 2025. The largest total came from Teva Pharmaceuticals USA, Inc.
How long has Esther Sung been practicing?
Esther Sung graduated from medical school in 2016, 10 years ago.
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