Dr. Jay Siu, DO
- Part D claims, 2024
- 1,154
- Industry payments
- $3,814
- Affiliated sites
- 3
- Medical groups
- 2
- Insurance carriers
- 17
- Practice address
- 4018 El Indio Highway, Eagle Pass, TX 78852
- Practice phone
- Call (830) 872-3460
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
United Medical Centers - Eagle Pass (El Indio Hwy)
FQHC - Main Site · Eagle Pass, Texas
Find Dr. Siu'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. Jay Siu is a general practice physician in Eagle Pass, Texas
Dr. Siu practices at United Medical Centers - Eagle Pass (El Indio Hwy) in Eagle Pass, Texas.
Dr. Siu's NPI, 1689023160, was assigned on June 6, 2016. Dr. Siu graduated from Arizona College of Osteopathic Medicine - Glendale in 2016. Dr. Siu holds Texas license S2899.
- NPI
- 1689023160NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799013405
- NPI enumeration date
- June 6, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (830) 872-3460
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jay Siu practices at United Medical Centers - Eagle Pass (El Indio Hwy) in Eagle Pass, Texas
Dr. Siu's primary practice is United Medical Centers - Eagle Pass (El Indio Hwy), at 4018 El Indio Highway, Eagle Pass, TX 78852 in Maverick County. The practice phone is (830) 872-3460.
- United Medical Centers - Eagle Pass (El Indio Hwy)4018 El Indio Highway, Eagle Pass, TX 78852 · Maverick CountyPhone(830) 872-3460
Source: Dmand AI Affiliation Data
Dr. Jay Siu is affiliated with 3 sites of care and 2 medical groups
Dr. Siu's primary practice is United Medical Centers - Eagle Pass (El Indio Hwy) in Eagle Pass, Texas. The medical group on file is United Medical Centers. Dmand AI also links Dr. Siu to 1 more community health center, 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Siu's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jay Siu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Siu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| United Medical Centers - Eagle Pass (El Indio Hwy) | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jay Siu is one of 800 general practice physicians in Texas
General practice is Dr. Siu's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Siu is board certified in current by the AZ State License. Dr. Siu is licensed in Texas.
Specialties and state licenses
- General practice, TexasPrimary
Clinical focus
Dmand AI lists arthritis, chronic diabetes, chronic hypertension, contact dermatitis, deep vein thrombosis (DVT), diabetic emergency, fluid and electrolyte imbalances and heart failure among the conditions Dr. Siu treats.
General practice physicians near Dr. Siu
Counts of general practice 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. Jay Siu's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Siu's median patient age at 56, with 61% women.
Dr. Siu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women61%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Jay Siu wrote 1,154 Medicare Part D claims in 2024
In 2024, Dr. Siu wrote 1,154 Medicare Part D claims for 146 patients. 83% of them were for generic drugs. CMS names the drug for 753 of them, across 34 drugs with 11 or more claims each, at $45,757 in total drug cost. In 2023, CMS named 580 claims across 29 drugs.
Dr. Siu's Part D claims by kind of drug, 2024
- Generic963 claims83%
- Brand-name179 claims16%
- Other12 claims1%
Dr. Siu'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. Siu's Part D claims, 2024
- Opioids1%16 of 1,154 claims
- Antibiotics2%20 of 1,154 claims
- Antipsychotics, patients 65 and over2%19 of 1,154 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: 5802024: 75330%
Drugs named by CMS: 34 in 2024, 29 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. Jay Siu takes part in Medicare
Dr. Siu 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. Jay Siu received $3,814 in industry payments from 2016 to 2025
CMS Open Payments shows 74 general payments to Dr. Siu from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $767.
General payments to Dr. Siu by program year, 2016 to 2025
Companies that paid Dr. Siu 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. Jay Siu graduated from Arizona College of Osteopathic Medicine - Glendale
Dr. Siu graduated from Arizona College of Osteopathic Medicine - Glendale in 2016.
- Medical school
- Board certified in current
- Board certified in 2020 - 2023
- Board certified in 2019 - 2025
Source: Dmand AI Professional Profile Data
Dr. Jay Siu accepts plans from 17 insurance carriers
Dr. Siu is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Elevance
- Regence Health Plans
- +9 more carriersWith a free account
Plan types Dr. Siu accepts, by number of carriers
- PPO11
- HMO9
- Medicare7
- POS4
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Jay Siu'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 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)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 |
| 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. Jay Siu
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. Jay Siu's NPI number?
Dr. Jay Siu's NPI number is 1689023160. It was assigned on June 6, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Jay Siu?
Dr. Jay Siu is a general practice physician in Eagle Pass, Texas. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Jay Siu practice?
Dr. Siu practices at 4018 El Indio Highway, Eagle Pass, TX 78852. Dr. Siu's primary practice is United Medical Centers - Eagle Pass (El Indio Hwy) in Eagle Pass, Texas. Dmand AI also links Dr. Siu to 1 community health center, 1 group practice or clinic and 1 medical group.
What is Dr. Jay Siu's office phone number?
The practice phone on file for Dr. Siu is (830) 872-3460.
What is Dr. Jay Siu's medical license number?
Dr. Siu holds Texas license S2899.
What medical group is Dr. Jay Siu part of?
Dr. Siu is linked to United Medical Centers. Dmand AI links Dr. Siu to 1 more medical group.
Does Dr. Jay Siu accept Medicare?
Yes. CMS lists Dr. Siu as accepting Medicare assignment.
Is Dr. Jay Siu board certified?
Yes. Dr. Siu is board certified in current by the AZ State License.
Where did Dr. Jay Siu go to medical school?
Dr. Siu graduated from Arizona College of Osteopathic Medicine - Glendale in 2016.
What drugs does Dr. Jay Siu prescribe most?
In 2024 Medicare Part D data, Dr. Siu's most prescribed drugs by claims were Lisinopril, Atorvastatin Calcium and Gabapentin.
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Has Dr. Jay Siu received payments from drug or device companies?
CMS Open Payments shows $3,814 in general payments to Dr. Siu from 21 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Jay Siu been practicing?
Dr. Siu graduated from medical school in 2016, 10 years ago.
What insurance does Dr. Jay Siu accept?
Dr. Siu is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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