Esther Esther Hwang

  • Chino Hills, CA
  • Physician assistant
NPI1851696595PAC ID6002097185
Medicare patients, 2024
69
Part D claims, 2024
956
Industry payments
$117
Affiliated sites
1
Medical group
1
Practice address
2140 Grand Ave, Chino Hills, CA 91709
Practice phone
Call (951) 734-8989
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Pacific Dermatology Institute

Chino Hills, California

See all 3 affiliations

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Esther Esther Hwang is a physician assistant in Chino Hills, California

Esther Hwang practices at Pacific Dermatology Institute in Chino Hills, California.

Esther Hwang's NPI, 1851696595, was assigned on January 11, 2011.

NPI and contact details
Medicare PAC ID
6002097185
NPI enumeration date
January 11, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(951) 734-8989
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Esther Esther Hwang practices at Pacific Dermatology Institute in Chino Hills, California

Esther Hwang's primary practice is Pacific Dermatology Institute, at 2140 Grand Ave, Chino Hills, CA 91709 in San Bernardino County. The practice phone is (951) 734-8989.

  • Pacific Dermatology Institute
    2140 Grand Ave, Chino Hills, CA 91709 · San Bernardino CountyPhone(951) 734-8989

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Esther Esther Hwang is affiliated with 2 sites of care and 1 medical group

Esther Hwang's primary practice is Pacific Dermatology Institute in Chino Hills, California. The medical group on file is Pacific Dermatology Institute. Dmand AI also links Esther Hwang to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Esther Hwang

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Esther Esther Hwang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Esther Hwang practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Pacific Dermatology InstituteAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Esther Esther Hwang is one of 11,482 physician assistants in California

Physician assistant is Esther Hwang's primary specialty in the NPI Registry, under taxonomy code 363A00000X.

Specialties and state licenses

  • Physician assistantPrimarytaxonomy 363A00000X

Physician assistants near Esther Hwang

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

11,482physician assistants in California
9physician assistants in Chino Hills

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Esther Esther Hwang treated 69 Medicare patients in 2024, average age 70

CMS counts 69 Medicare patients who saw Esther Hwang in 2024. The largest group is 65 to 74, with 34 patients. 74% of them have high blood pressure, and 71% have high cholesterol. 58% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Esther Hwang's median patient age at 62, with 66% women.

Medicare patients, 202469
Average age70
Average risk score1.47
Also on Medicaid58%

Esther Hwang's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Esther Hwang's Medicare patients by sex, 2024

  • Women2942%
  • Men4058%

Chronic conditions among Esther Hwang's Medicare patients, 2024

  1. High blood pressure74%
  2. High cholesterol71%
  3. Arthritis36%
  4. Diabetes35%
  5. Chronic kidney disease28%
  6. Ischemic heart disease28%
  7. Mood disorders22%
  8. Anxiety20%

Share of Medicare patients with each condition. A patient can have several.

Esther Hwang's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women66%
  • Men34%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Esther Esther Hwang wrote 956 Medicare Part D claims in 2024

In 2024, Esther Hwang wrote 956 Medicare Part D claims for 354 patients. 84% of them were for generic drugs.

Part D claims, 2024956
Part D patients354

Esther Hwang's Part D claims by kind of drug, 2024

  • Generic803 claims84%
  • Brand-name153 claims16%

Drug classes CMS tracks in Esther Hwang's Part D claims, 2024

  • Antibiotics5%50 of 956 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 Esther Esther Hwang takes part in Medicare

Esther Hwang 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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Esther Esther Hwang received $117 in industry payments in 2025

CMS Open Payments shows 6 general payments to Esther Hwang from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. LEO Pharma Inc. paid the most, $38.

Companies that paid Esther Hwang the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Esther Hwang

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Esther Esther Hwang's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Esther Esther Hwang

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 Esther Hwang's NPI number?

Esther Esther Hwang's NPI number is 1851696595. It was assigned on January 11, 2011, and it is active in the NPI Registry.

What does Esther Esther Hwang specialize in?

Esther Esther Hwang is a physician assistant in Chino Hills, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Esther Esther Hwang practice?

Esther Hwang practices at 2140 Grand Ave, Chino Hills, CA 91709. Esther Hwang's primary practice is Pacific Dermatology Institute in Chino Hills, California. Dmand AI also links Esther Hwang to 1 group practice or clinic.

What is Esther Esther Hwang's office phone number?

The practice phone on file for Esther Hwang is (951) 734-8989.

What medical group is Esther Esther Hwang part of?

Esther Hwang is linked to Pacific Dermatology Institute.

Does Esther Esther Hwang accept Medicare?

Yes. CMS lists Esther Hwang as accepting Medicare assignment.

How many Medicare patients does Esther Esther Hwang see?

CMS counts 69 Medicare patients who saw Esther Hwang in 2024, with an average age of 70.

Has Esther Esther Hwang received payments from drug or device companies?

CMS Open Payments shows $117 in general payments to Esther Hwang from 5 companies from 2025 to 2025. The largest total came from LEO Pharma Inc.

How long has Esther Esther Hwang been practicing?

Esther Hwang graduated from medical school in 2009, 17 years ago.

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