Dr. Allan Richard Au, MD
- Medicare services, 2017
- 17,578
- Part D claims, 2018
- 76
- Industry payments
- $165
- Affiliated sites
- 1
- Insurance carriers
- 2
- Practice address
- 9727 Elk Grove Florin Rd, Elk Grove, CA 95624-2264
- Practice phone
- Call (916) 686-8170
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Allan R Au, MD
Physician office · Elk Grove, California
Find Dr. 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.
Dr. Allan Richard Au is an allergist and immunologist in Hanford, California
Dr. Au practices at Allan R Au, MD in Elk Grove, California.
Dr. Au's NPI, 1780636761, was assigned on May 17, 2006. Dr. Au graduated from Drexel University College Of Medicine in 1984. Dr. Au's California license number on file is G76867.
- NPI
- 1780636761NPI Registry (opens in a new tab)
- NPI enumeration date
- May 17, 2006
- NPI status
- Active
- Practice phone
- (916) 686-8170
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Allan Richard Au practices in Elk Grove and Hanford
Dr. Au's primary practice is Allan R Au, MD, at 9727 Elk Grove Florin Rd, Elk Grove, CA 95624-2264. The practice phone is (916) 686-8170. The NPI Registry lists Dr. Au's practice address as 115 Mall Dr, Hanford, CA 93230.
- Allan R Au, MDPrimary9727 Elk Grove Florin Rd, Elk Grove, CA 95624-2264Phone(916) 686-8170
- NPI Registry address115 Mall Dr, Hanford, CA 93230 · Kings CountyPhone(916) 686-8170
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Allan Richard Au is affiliated with 1 site of care
Dr. Au's primary practice is Allan R Au, MD in Elk Grove, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Allan Richard Au's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Au practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Allan R Au, MD | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Allan Richard Au is one of 386 allergists and immunologists in California
Allergy and immunology is Dr. Au's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Au is board certified in internal medicine by the American Board of Internal Medicine. Dr. Au has a license on file in California.
Specialties and state licenses
- Allergy and immunology, CaliforniaPrimary
Allergists and immunologists near Dr. Au
Counts of allergists and immunologists 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. Allan Richard Au billed Medicare for 17,578 services in 2017
CMS data shows 17,578 Medicare services from Dr. Au across 12 procedure codes in 2017. Medicare paid $184,012 for them. Every service was in an office.
Dr. Au's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Tests and treatments
- 2016: 21,2542017: 16,93920%
- Office and hospital visits
- 2016: 7462017: 63914%
- Drugs given in the office
- 2016: 292017: 0100%
Dr. Au compared with the California median for allergists and immunologists, 2017
- Dr. Au
- California median
- Medicare services
- 17,578vs 1,8409.6 times
- Part D claims
- 76vs 25971% below
Medians across 368 allergists and immunologists in California with Dmand AI profiles that report each measure.
Dr. Au's most billed Medicare procedure codes, 2017
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Au?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Au and other allergists and immunologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Allan Richard Au's patients have a median age of 26
Across all payers, Dmand AI patient panel data puts Dr. Au's median patient age at 26, with 60% women.
Dr. 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 26
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Allan Richard Au wrote 76 Medicare Part D claims in 2018
In 2018, Dr. Au wrote 76 Medicare Part D claims. They cover 4 drugs, with $5,573 in total drug cost. In 2017, CMS named 1,091 claims across 30 drugs.
Dr. Au's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 1,0912018: 7693%
Drugs named by CMS: 4 in 2018, 30 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Allan Richard Au received $165 in industry payments from 2016 to 2017
CMS Open Payments shows 7 general payments to Dr. Au from 5 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 85% of the total. Boston Scientific Corporation paid the most, $74.
General payments to Dr. Au by program year, 2016 to 2017
General payments to Dr. Au by kind, 2016 to 2017
- Food and beverage$14185%
- Education$2515%
Companies that paid Dr. Au the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Allan Richard Au graduated from Drexel University College Of Medicine
Dr. Au graduated from Drexel University College Of Medicine in 1984.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Allan Richard Au accepts plans from 2 insurance carriers
Dr. Au is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Au accepts, by number of carriers
- Medicare2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Allan Richard 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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Allan Richard 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 Dr. Allan Richard Au's NPI number?
Dr. Allan Richard Au's NPI number is 1780636761. It was assigned on May 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Allan Richard Au?
Dr. Allan Richard Au is an allergist and immunologist in Hanford, California. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Allan Richard Au practice?
Dr. Au practices at 9727 Elk Grove Florin Rd, Elk Grove, CA 95624-2264. Dr. Au also practices at 115 Mall Dr, Hanford, CA 93230. Dr. Au's primary practice is Allan R Au, MD in Elk Grove, California.
What is Dr. Allan Richard Au's office phone number?
The practice phone on file for Dr. Au is (916) 686-8170.
What is Dr. Allan Richard Au's medical license number?
Dr. Au's California license number on file is G76867.
Does Dr. Allan Richard Au accept Medicare?
Yes. CMS data shows Dr. Au billed Medicare for 17,578 services in 2017.
Is Dr. Allan Richard Au board certified?
Yes. Dr. Au is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Allan Richard Au bill to Medicare?
In 2017, Dr. Au's most billed Medicare services were allergy test or treatment (95004), allergy test or treatment (95165) and allergy test or treatment (95117).
Where did Dr. Allan Richard Au go to medical school?
Dr. Au graduated from Drexel University College Of Medicine in 1984.
What drugs does Dr. Allan Richard Au prescribe most?
In 2018 Medicare Part D data, Dr. Au's most prescribed drugs by claims were Montelukast Sodium, Fluticasone Propionate and Flovent Hfa.
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Has Dr. Allan Richard Au received payments from drug or device companies?
CMS Open Payments shows $165 in general payments to Dr. Au from 5 companies from 2016 to 2017. The largest total came from Boston Scientific Corporation.
How long has Dr. Allan Richard Au been practicing?
Dr. Au graduated from medical school in 1984, 42 years ago.
What insurance does Dr. Allan Richard Au accept?
Dr. Au is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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