Dr. Amy I-Hui Chuang, MD
- Part D claims, 2024
- 681
- Industry payments
- $156
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 1190 Veterans Blvd, Redwood City, CA 94063
- Practice phone
- Call (650) 299-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Redwood City, California
Find Dr. Chuang'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. Amy I-Hui Chuang is an internist in Redwood City, California
Dr. Chuang practices at Permanente Medical Group Inc in Redwood City, California.
Dr. Chuang's NPI, 1952433740, was assigned on March 9, 2007. Dr. Chuang graduated from Saint Louis University School of Medicine in 2003. Dr. Chuang holds California license A90243.
- NPI
- 1952433740NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567560311
- NPI enumeration date
- March 9, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 299-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Amy I-Hui Chuang practices at Permanente Medical Group Inc in Redwood City, California
Dr. Chuang's primary practice is Permanente Medical Group Inc, at 1190 Veterans Blvd, Redwood City, CA 94063 in San Mateo County. The practice phone is (650) 299-2000.
- Permanente Medical Group Inc1190 Veterans Blvd, Redwood City, CA 94063 · San Mateo CountyPhone(650) 299-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Amy I-Hui Chuang is affiliated with 3 sites of care and 2 medical groups
Dr. Chuang's primary practice is Permanente Medical Group Inc in Redwood City, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Chuang to 2 more group practices and clinics and 1 medical group, 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 Dr. Amy I-Hui Chuang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chuang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Amy I-Hui Chuang is one of 16,751 internists in California
Internal medicine is Dr. Chuang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chuang is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Chuang
Counts of internists 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. Amy I-Hui Chuang's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Chuang's median patient age at 52, with 65% women.
Dr. Chuang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
Dr. Amy I-Hui Chuang wrote 681 Medicare Part D claims in 2024
In 2024, Dr. Chuang wrote 681 Medicare Part D claims for 355 patients. 88% of them were for generic drugs. CMS names the drug for 369 of them, across 20 drugs with 11 or more claims each, at $6,157 in total drug cost. In 2023, CMS named 378 claims across 18 drugs.
Dr. Chuang's Part D claims by kind of drug, 2024
- Generic597 claims88%
- Brand-name and other84 claims12%
Dr. Chuang's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Chuang's Part D claims, 2024
- Opioids2%11 of 681 claims
- Antibiotics21%143 of 681 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3782024: 3692%
Drugs named by CMS: 20 in 2024, 18 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Amy I-Hui Chuang offers telehealth to Medicare patients
Dr. Chuang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chuang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Amy I-Hui Chuang received $156 in industry payments in 2019
CMS Open Payments shows 2 general payments to Dr. Chuang from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Zimmer Biomet Holdings, Inc. paid the most, $156.
Companies that paid Dr. Chuang the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Amy I-Hui Chuang graduated from Saint Louis University School of Medicine
Dr. Chuang graduated from Saint Louis University School of Medicine in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Amy I-Hui Chuang'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 and Drug (CMS) (opens in a new tab)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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Amy I-Hui Chuang
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. Amy I-Hui Chuang's NPI number?
Dr. Amy I-Hui Chuang's NPI number is 1952433740. It was assigned on March 9, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Amy I-Hui Chuang?
Dr. Amy I-Hui Chuang is an internist in Redwood City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Amy I-Hui Chuang practice?
Dr. Chuang practices at 1190 Veterans Blvd, Redwood City, CA 94063. Dr. Chuang's primary practice is Permanente Medical Group Inc in Redwood City, California. Dmand AI also links Dr. Chuang to 2 group practices and clinics and 1 medical group.
What is Dr. Amy I-Hui Chuang's office phone number?
The practice phone on file for Dr. Chuang is (650) 299-2000.
What is Dr. Amy I-Hui Chuang's medical license number?
Dr. Chuang holds California license A90243.
What medical group is Dr. Amy I-Hui Chuang part of?
Dr. Chuang is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Chuang to 1 more medical group.
Does Dr. Amy I-Hui Chuang accept Medicare?
Yes. CMS lists Dr. Chuang as accepting Medicare assignment.
Does Dr. Amy I-Hui Chuang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chuang as offering telehealth services.
Where did Dr. Amy I-Hui Chuang go to medical school?
Dr. Chuang graduated from Saint Louis University School of Medicine in 2003.
What drugs does Dr. Amy I-Hui Chuang prescribe most?
In 2024 Medicare Part D data, Dr. Chuang's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Fluticasone Propionate and Amlodipine Besylate.
Has Dr. Amy I-Hui Chuang received payments from drug or device companies?
CMS Open Payments shows $156 in general payments to Dr. Chuang from 1 company from 2019 to 2019. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Dr. Amy I-Hui Chuang been practicing?
Dr. Chuang graduated from medical school in 2003, 23 years ago.
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