Eric Szu
- Medicare services, 2024
- 647
- Medicare patients, 2024
- 313
- Part D claims, 2024
- 822
- Hospital affiliations
- 2
- Industry payments
- $1,315
- Practice address
- 400 E St, Chula Vista, CA 91910
- Practice phone
- Call (619) 621-2622
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Alfa Surgery Center
Surgery Center - Medicare-Certified · Chula Vista, California
Find Eric Szu's professional email, personal email and mobile number
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Eric Szu is a gastroenterologist in Chula Vista, California
Eric Szu practices at Alfa Surgery Center in Chula Vista, California.
Eric Szu's NPI, 1578945853, was assigned on June 23, 2015. Eric Szu graduated from American University of the Caribbean School of Medicine in 2015. Eric Szu holds California license A159598.
- NPI
- 1578945853NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769758218
- NPI enumeration date
- June 23, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 621-2622
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Eric Szu practices at Alfa Surgery Center in Chula Vista, California
Eric Szu's primary practice is Alfa Surgery Center, at 400 E St, Chula Vista, CA 91910. The practice phone is (619) 621-2622.
- Alfa Surgery Center400 E St, Chula Vista, CA 91910Phone(619) 621-2622
Source: Dmand AI Affiliation Data
Eric Szu is affiliated with 4 sites of care and 2 medical groups
Eric Szu's primary practice is Alfa Surgery Center in Chula Vista, California. Eric Szu is also affiliated with Sharp Chula Vista Medical Center. The medical group on file is Southern California GI & Liver Centers. Dmand AI also links Eric Szu to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Eric Szu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Eric Szu practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alfa Surgery Center | 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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Eric Szu is one of 1,977 gastroenterologists in California
Gastroenterology is Eric Szu's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Eric Szu is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Eric Szu's licenses on file in 3 states: California, Florida and Hawaii.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
- Florida license
- Hawaii license
Clinical focus
Dmand AI lists colonoscopy, gastrointestinal bleeding, intestinal diverticulosis, irritable bowel syndrome (IBS) and upper GI endoscopy among the conditions Eric Szu treats.
Gastroenterologists near Eric Szu
Counts of gastroenterologists 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
Eric Szu billed Medicare for 647 services in 2024
CMS data shows 647 Medicare services from Eric Szu across 11 procedure codes in 2024, for 313 Medicare patients. Medicare paid $66,053 for them.
Eric Szu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5022024: 4922%
- Surgery
- 2023: 1942024: 15520%
Where Eric Szu's Medicare services took place, 2024
- In an office6610%
- In a facility58190%
Eric Szu compared with the California median for gastroenterologists, 2024
- Eric Szu
- California median
- Medicare services
- 647vs 58610% above
- Medicare patients
- 313vs 302Close to median
- Part D claims
- 682vs 38079% above
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Eric Szu'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 Eric Szu and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Eric Szu treated 313 Medicare patients in 2024, average age 72
CMS counts 313 Medicare patients who saw Eric Szu in 2024. The largest group is 65 to 74, with 110 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 72% are also on Medicaid. Their average risk score is 3.37, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Eric Szu's median patient age at 61, with 56% women.
Eric Szu's Medicare patients by age, 2024
Eric Szu's Medicare patients by sex, 2024
- Women18058%
- Men13342%
Chronic conditions among Eric Szu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease54%
- Diabetes53%
- Arthritis51%
- Heart failure51%
- Mood disorders48%
- COPD43%
Share of Medicare patients with each condition. A patient can have several.
Eric Szu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Eric Szu wrote 822 Medicare Part D claims in 2024
In 2024, Eric Szu wrote 822 Medicare Part D claims for 334 patients. 79% of them were for generic drugs. CMS names the drug for 682 of them, across 8 drugs with 11 or more claims each, at $33,075 in total drug cost. In 2023, CMS named 249 claims across 4 drugs.
Eric Szu's Part D claims by kind of drug, 2024
- Generic652 claims79%
- Brand-name170 claims21%
Eric Szu'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 Eric Szu's Part D claims, 2024
- Antibiotics3%24 of 822 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: 2492024: 682174%
Drugs named by CMS: 8 in 2024, 4 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
Eric Szu ranks in the 79th percentile for colonoscopy in Medicare
Eric Szu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 97 procedures of colonoscopy by Eric Szu, more than 79% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Eric Szu ranks in Medicare procedure volume
- Colonoscopy
- 79th percentile97 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 70th percentile71 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Eric Szu received $1,315 in industry payments from 2019 to 2025
CMS Open Payments shows 42 general payments to Eric Szu from 9 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 68% of the total. Olympus Corporation of the Americas paid the most, $577.
General payments to Eric Szu by program year, 2019 to 2025
General payments to Eric Szu by kind, 2019 to 2025
- Food and beverage$90068%
- Travel and lodging$41632%
Companies that paid Eric Szu the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Eric Szu graduated from American University of the Caribbean School of Medicine
Eric Szu graduated from American University of the Caribbean School of Medicine in 2015.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Eric Szu accepts plans from 17 insurance carriers
Eric Szu is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- LA Care
- Blue Cross Blue Shield of Massachusetts
- Molina
- +9 more carriersWith a free account
Plan types Eric Szu accepts, by number of carriers
- Medicare10
- HMO9
- PPO9
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Eric Szu'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)Doctors and Clinicians Utilization Data (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 Eric Szu
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Eric Szu's NPI number?
Eric Szu's NPI number is 1578945853. It was assigned on June 23, 2015, and it is active in the NPI Registry.
What does Eric Szu specialize in?
Eric Szu is a gastroenterologist in Chula Vista, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Eric Szu practice?
Eric Szu practices at 400 E St, Chula Vista, CA 91910. Eric Szu's primary practice is Alfa Surgery Center in Chula Vista, California. Dmand AI also links Eric Szu to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Eric Szu's office phone number?
The practice phone on file for Eric Szu is (619) 621-2622.
What is Eric Szu's medical license number?
Eric Szu holds California license A159598, one of the licenses on file in 3 states.
Which states has Eric Szu been licensed in?
Dmand AI has state licenses on file for Eric Szu in California (2018 to 2026), Florida (2019 to 2023) and Hawaii (2017 to 2022).
Which hospitals is Eric Szu affiliated with?
Eric Szu is affiliated with Sharp Chula Vista Medical Center. Dmand AI links Eric Szu to 1 more hospital.
What medical group is Eric Szu part of?
Eric Szu is linked to Southern California GI & Liver Centers. Dmand AI links Eric Szu to 1 more medical group.
Does Eric Szu accept Medicare?
Yes. CMS data shows Eric Szu billed Medicare for 647 services in 2024, and Eric Szu accepts Medicare assignment.
How many Medicare patients does Eric Szu see?
CMS counts 313 Medicare patients who saw Eric Szu in 2024, with an average age of 72.
Show 7 more questionsShow fewer questions
Is Eric Szu board certified?
Yes. Eric Szu is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Eric Szu bill to Medicare?
In 2024, Eric Szu's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and surgery: digestive system (43239).
Where did Eric Szu go to medical school?
Eric Szu graduated from American University of the Caribbean School of Medicine in 2015.
What drugs does Eric Szu prescribe most?
In 2024 Medicare Part D data, Eric Szu's most prescribed drugs by claims were Pantoprazole Sodium, Gavilyte-G and Omeprazole.
Has Eric Szu received payments from drug or device companies?
CMS Open Payments shows $1,315 in general payments to Eric Szu from 9 companies from 2019 to 2025. The largest total came from Olympus Corporation of the Americas.
How long has Eric Szu been practicing?
Eric Szu graduated from medical school in 2015, 11 years ago.
What insurance does Eric Szu accept?
Eric Szu is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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