Dr. Goethe Issac Hsu, MD
- Medicare services, 2024
- 624
- Medicare patients, 2024
- 103
- Part D claims, 2024
- 5,799
- Hospital affiliations
- 1
- Industry payments
- $6,455
- Practice address
- 12651 N Lakewood Blvd, Downey, CA 90242
- Practice phone
- Call (562) 861-3111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Imperial Family Medical Group, a Professional Corp
Downey, California
Find Dr. Hsu'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. Goethe Issac Hsu is an internist in Downey, California
Dr. Hsu practices at Imperial Family Medical Group, a Professional Corp in Downey, California.
Dr. Hsu's NPI, 1386656726, was assigned on August 13, 2006. Dr. Hsu graduated from University of Pittsburgh School of Medicine in 1996. Dr. Hsu holds California license A65018.
- NPI
- 1386656726NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789876111
- NPI enumeration date
- August 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 861-3111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Goethe Issac Hsu practices at Imperial Family Medical Group, a Professional Corp in Downey, California
Dr. Hsu's primary practice is Imperial Family Medical Group, a Professional Corp, at 12651 N Lakewood Blvd, Downey, CA 90242 in Los Angeles County. The practice phone is (562) 861-3111.
- Imperial Family Medical Group, a Professional Corp12651 N Lakewood Blvd, Downey, CA 90242 · Los Angeles CountyPhone(562) 861-3111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Goethe Issac Hsu is affiliated with 4 sites of care and 1 medical group
Dr. Hsu's primary practice is Imperial Family Medical Group, a Professional Corp in Downey, California. Dr. Hsu is also affiliated with PIH Health Downey Hospital. The medical group on file is Imperial Family Medical Group. Dmand AI also links Dr. Hsu to 1 more group practice or clinic and 1 skilled nursing facility, 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. Goethe Issac Hsu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Imperial Family Medical Group, a Professional Corp | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Goethe Issac Hsu is one of 16,751 internists in California
Internal medicine is Dr. Hsu's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hsu is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Hsu
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. Goethe Issac Hsu billed Medicare for 624 services in 2024
CMS data shows 624 Medicare services from Dr. Hsu across 5 procedure codes in 2024, for 103 Medicare patients. Medicare paid $65,426 for them.
Dr. Hsu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6632024: 6246%
Where Dr. Hsu's Medicare services took place, 2024
- In an office19030%
- In a facility43470%
Dr. Hsu compared with the California median for internists, 2024
- Dr. Hsu
- California median
- Medicare services
- 624vs 36173% above
- Medicare patients
- 103vs 15132% below
- Part D claims
- 5,295vs 42112.6 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Hsu'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.
Need commercial claims for Dr. Hsu?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hsu and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Goethe Issac Hsu treated 103 Medicare patients in 2024, average age 70
CMS counts 103 Medicare patients who saw Dr. Hsu in 2024. The largest group is 65 to 74, with 56 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 80% are also on Medicaid. Their average risk score is 1.70, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Hsu's median patient age at 58, with 53% women.
Dr. Hsu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hsu's Medicare patients by sex, 2024
- Women6058%
- Men4342%
Chronic conditions among Dr. Hsu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes69%
- Schizophrenia and other psychoses37%
- Arthritis29%
- Mood disorders29%
- Chronic kidney disease28%
- COPD26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hsu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Goethe Issac Hsu wrote 5,799 Medicare Part D claims in 2024
In 2024, Dr. Hsu wrote 5,799 Medicare Part D claims for 282 patients. 83% of them were for generic drugs. CMS names the drug for 5,295 of them, across 88 drugs with 11 or more claims each, at $533,056 in total drug cost. In 2023, CMS named 6,063 claims across 95 drugs.
Dr. Hsu's Part D claims by kind of drug, 2024
- Generic4,815 claims83%
- Brand-name961 claims17%
- Other23 claims0%
Dr. Hsu'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. Hsu's Part D claims, 2024
- Antibiotics1%74 of 5,799 claims
- Antipsychotics, patients 65 and over4%230 of 5,799 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: 6,0632024: 5,29513%
Drugs named by CMS: 88 in 2024, 95 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
How Dr. Goethe Issac Hsu takes part in Medicare
Dr. Hsu 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Goethe Issac Hsu received $6,455 in industry payments from 2016 to 2025
CMS Open Payments shows 349 general payments to Dr. Hsu from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Vanda Pharmaceuticals Inc. paid the most, $1,565.
General payments to Dr. Hsu by program year, 2016 to 2025
General payments to Dr. Hsu by kind, 2016 to 2025
- Food and beverage$6,37099%
- Education$851%
Companies that paid Dr. Hsu the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Goethe Issac Hsu graduated from University of Pittsburgh School of Medicine
Dr. Hsu graduated from University of Pittsburgh School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Goethe Issac Hsu'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 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) |
| 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. Goethe Issac Hsu
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. Goethe Issac Hsu's NPI number?
Dr. Goethe Issac Hsu's NPI number is 1386656726. It was assigned on August 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Goethe Issac Hsu?
Dr. Goethe Issac Hsu is an internist in Downey, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Goethe Issac Hsu practice?
Dr. Hsu practices at 12651 N Lakewood Blvd, Downey, CA 90242. Dr. Hsu's primary practice is Imperial Family Medical Group, a Professional Corp in Downey, California. Dmand AI also links Dr. Hsu to 1 group practice or clinic and 1 skilled nursing facility.
What is Dr. Goethe Issac Hsu's office phone number?
The practice phone on file for Dr. Hsu is (562) 861-3111.
What is Dr. Goethe Issac Hsu's medical license number?
Dr. Hsu holds California license A65018.
Which hospitals is Dr. Goethe Issac Hsu affiliated with?
Dr. Hsu is affiliated with PIH Health Downey Hospital.
What medical group is Dr. Goethe Issac Hsu part of?
Dr. Hsu is linked to Imperial Family Medical Group.
Does Dr. Goethe Issac Hsu accept Medicare?
Yes. CMS data shows Dr. Hsu billed Medicare for 624 services in 2024, and Dr. Hsu accepts Medicare assignment.
How many Medicare patients does Dr. Goethe Issac Hsu see?
CMS counts 103 Medicare patients who saw Dr. Hsu in 2024, with an average age of 70.
What services does Dr. Goethe Issac Hsu bill to Medicare?
In 2024, Dr. Hsu's most billed Medicare services were nursing facility care (99309), office visit, established patient (99214) and nursing facility care (99306).
Show 4 more questionsShow fewer questions
Where did Dr. Goethe Issac Hsu go to medical school?
Dr. Hsu graduated from University of Pittsburgh School of Medicine in 1996.
What drugs does Dr. Goethe Issac Hsu prescribe most?
In 2024 Medicare Part D data, Dr. Hsu's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Goethe Issac Hsu received payments from drug or device companies?
CMS Open Payments shows $6,455 in general payments to Dr. Hsu from 23 companies from 2016 to 2025. The largest total came from Vanda Pharmaceuticals Inc.
How long has Dr. Goethe Issac Hsu been practicing?
Dr. Hsu graduated from medical school in 1996, 30 years ago.
Selling to internal medicine practices?
See internists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card