Dr. Eric C. Hsia, MD
- Medicare services, 2024
- 40
- Medicare patients, 2024
- 50
- Part D claims, 2024
- 157
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 380 West MacArthur Boulevard, Oakland, CA 94609
- Practice phone
- Call (510) 251-0121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Addiction Medicine & Recovery Services at Oakland Medical Center
Outpatient Addiction Treatment · Oakland, California
Find Dr. Hsia'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. Eric C. Hsia is an emergency medicine physician in Oakland, California
Dr. Hsia practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California.
Dr. Hsia's NPI, 1396820064, was assigned on October 25, 2006. Dr. Hsia graduated from Tufts University School Of Medicine in 1995. Dr. Hsia holds California license A62229.
- NPI
- 1396820064NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315123635
- NPI enumeration date
- October 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 251-0121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric C. Hsia practices at Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California
Dr. Hsia's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center, at 380 West MacArthur Boulevard, Oakland, CA 94609. The practice phone is (510) 251-0121.
- Addiction Medicine & Recovery Services at Oakland Medical Center380 West MacArthur Boulevard, Oakland, CA 94609Phone(510) 251-0121
Source: Dmand AI Affiliation Data
Dr. Eric C. Hsia is affiliated with 3 sites of care and 1 medical group
Dr. Hsia's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dr. Hsia is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Hsia to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric C. Hsia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsia practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Addiction Medicine & Recovery Services at Oakland Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric C. Hsia is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Hsia's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Hsia is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Hsia is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Hsia
Counts of emergency medicine physicians 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. Eric C. Hsia billed Medicare for 40 services in 2024
CMS data shows 40 Medicare services from Dr. Hsia across 2 procedure codes in 2024, for 50 Medicare patients. Medicare paid $4,217 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hsia's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 522024: 4023%
Dr. Hsia compared with the California median for emergency medicine physicians, 2024
- Dr. Hsia
- California median
- Medicare services
- 40vs 26585% below
- Medicare patients
- 50vs 24379% below
- Part D claims
- 12vs 6281% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Hsia's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hsia and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric C. Hsia treated 50 Medicare patients in 2024, average age 71
CMS counts 50 Medicare patients who saw Dr. Hsia in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have high blood pressure, and 58% have high cholesterol. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hsia's median patient age at 46, with 56% women.
Dr. Hsia's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hsia's Medicare patients by sex, 2024
- Women3060%
- Men2040%
Chronic conditions among Dr. Hsia's Medicare patients, 2024
- High blood pressure75%
- High cholesterol58%
- Arthritis44%
- Diabetes38%
- Mood disorders36%
- Anxiety34%
- Chronic kidney disease34%
- Depression32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hsia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women56%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric C. Hsia wrote 157 Medicare Part D claims in 2024
In 2024, Dr. Hsia wrote 157 Medicare Part D claims for 116 patients. 93% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $138 in total drug cost. In 2022, CMS named 28 claims across 2 drugs.
Dr. Hsia's Part D claims by kind of drug, 2024
- Generic146 claims93%
- Brand-name11 claims7%
Dr. Hsia'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. Hsia's Part D claims, 2024
- Antibiotics27%42 of 157 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 282024: 1257%
Drugs named by CMS: 1 in 2024, 2 in 2022.
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
How Dr. Eric C. Hsia takes part in Medicare
Dr. Hsia 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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Dr. Eric C. Hsia graduated from Tufts University School Of Medicine
Dr. Hsia graduated from Tufts University School Of Medicine in 1995.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Eric C. Hsia accepts plans from 2 insurance carriers
Dr. Hsia is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Hsia accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Eric C. Hsia'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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. Eric C. Hsia
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. Eric C. Hsia's NPI number?
Dr. Eric C. Hsia's NPI number is 1396820064. It was assigned on October 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric C. Hsia?
Dr. Eric C. Hsia is an emergency medicine physician in Oakland, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Eric C. Hsia practice?
Dr. Hsia practices at 380 West MacArthur Boulevard, Oakland, CA 94609. Dr. Hsia's primary practice is Addiction Medicine & Recovery Services at Oakland Medical Center in Oakland, California. Dmand AI also links Dr. Hsia to 1 group practice or clinic.
What is Dr. Eric C. Hsia's office phone number?
The practice phone on file for Dr. Hsia is (510) 251-0121.
What is Dr. Eric C. Hsia's medical license number?
Dr. Hsia holds California license A62229.
Which hospitals is Dr. Eric C. Hsia affiliated with?
Dr. Hsia is affiliated with Oakland Medical Center.
What medical group is Dr. Eric C. Hsia part of?
Dr. Hsia is linked to The Permanente Medical Group, Inc.
Does Dr. Eric C. Hsia accept Medicare?
Yes. CMS data shows Dr. Hsia billed Medicare for 40 services in 2024, and Dr. Hsia accepts Medicare assignment.
How many Medicare patients does Dr. Eric C. Hsia see?
CMS counts 50 Medicare patients who saw Dr. Hsia in 2024, with an average age of 71.
Is Dr. Eric C. Hsia board certified?
Yes. Dr. Hsia is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Eric C. Hsia bill to Medicare?
In 2024, Dr. Hsia's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).
Where did Dr. Eric C. Hsia go to medical school?
Dr. Hsia graduated from Tufts University School Of Medicine in 1995.
What drugs does Dr. Eric C. Hsia prescribe most?
In 2024 Medicare Part D data, Dr. Hsia's most prescribed drugs by claims were Cefadroxil.
How long has Dr. Eric C. Hsia been practicing?
Dr. Hsia graduated from medical school in 1995, 31 years ago.
What insurance does Dr. Eric C. Hsia accept?
Dr. Hsia is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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