Helene How-Yee Au, PA-C
- Medicare patients, 2024
- 155
- Part D claims, 2024
- 584
- MIPS score, 2024
- 93
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 1500 Duarte Rd, Duarte, CA 91010
- Practice phone
- Call (626) 256-4673
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
City of Hope Comprehensive Cancer Center - Duarte
Duarte, California
Find Helene Au'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.
Helene How-Yee Au is a physician assistant in Duarte, California
Helene Au practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.
Helene Au's NPI, 1528093069, was assigned on July 12, 2006. Helene Au holds California license PA17029.
- NPI
- 1528093069NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113900101
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (626) 256-4673
- 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)
Helene How-Yee Au practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California
Helene Au's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (626) 256-4673.
- City of Hope Comprehensive Cancer Center - Duarte1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(626) 256-4673
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Helene How-Yee Au is affiliated with 4 sites of care and 2 medical groups
Helene Au's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Helene Au is also affiliated with Long Beach Medical Center. The medical group on file is City of Hope. Dmand AI also links Helene Au 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 Helene How-Yee Au's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Helene Au practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| City of Hope Comprehensive Cancer Center - Duarte | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Helene How-Yee Au is one of 11,482 physician assistants in California
Physician assistant is Helene Au's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Helene Au is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Helene Au
Counts of physician assistants 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
Helene How-Yee Au treated 155 Medicare patients in 2024, average age 73
CMS counts 155 Medicare patients who saw Helene Au in 2024. The largest group is 65 to 74, with 66 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 2.86, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Helene Au's median patient age at 68, with 64% women.
Helene Au's Medicare patients by age, 2024
Helene Au's Medicare patients by sex, 2024
- Women9058%
- Men6542%
Chronic conditions among Helene Au's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer52%
- Arthritis46%
- Diabetes40%
- Chronic kidney disease35%
- Mood disorders35%
- Osteoporosis32%
Share of Medicare patients with each condition. A patient can have several.
Helene Au's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women64%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Helene How-Yee Au wrote 584 Medicare Part D claims in 2024
In 2024, Helene Au wrote 584 Medicare Part D claims for 95 patients. 72% of them were for generic drugs.
Helene Au's Part D claims by kind of drug, 2024
- Generic420 claims72%
- Brand-name164 claims28%
Drug classes CMS tracks in Helene Au's Part D claims, 2024
- Opioids5%32 of 584 claims
- Antibiotics5%31 of 584 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
Helene How-Yee Au scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Helene Au for performance year 2024, reported as part of a group. Helene Au accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Helene Au as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Helene Au's MIPS scores, performance year 2024
- 93of 100Final score
- 78.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Helene How-Yee Au'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (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 Helene How-Yee Au
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Helene How-Yee Au's NPI number?
Helene How-Yee Au's NPI number is 1528093069. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What does Helene How-Yee Au specialize in?
Helene How-Yee Au is a physician assistant in Duarte, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Helene How-Yee Au practice?
Helene Au practices at 1500 Duarte Rd, Duarte, CA 91010. Helene Au's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Helene Au to 2 group practices and clinics and 1 medical group.
What is Helene How-Yee Au's office phone number?
The practice phone on file for Helene Au is (626) 256-4673.
What is Helene How-Yee Au's medical license number?
Helene Au holds California license PA17029.
Which hospitals is Helene How-Yee Au affiliated with?
Helene Au is affiliated with Long Beach Medical Center.
What medical group is Helene How-Yee Au part of?
Helene Au is linked to City of Hope. Dmand AI links Helene Au to 1 more medical group.
Does Helene How-Yee Au accept Medicare?
Yes. CMS lists Helene Au as accepting Medicare assignment.
Does Helene How-Yee Au offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Helene Au as offering telehealth services.
What is Helene How-Yee Au's MIPS score?
Helene Au's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Helene How-Yee Au see?
CMS counts 155 Medicare patients who saw Helene Au in 2024, with an average age of 73.
How long has Helene How-Yee Au been practicing?
Helene Au graduated from medical school in 2003, 23 years ago.
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