Julie Koo, PA-C
- Medicare patients, 2024
- 15
- Part D claims, 2024
- 61
- MIPS score, 2024
- 97
- Hospital affiliations
- 2
- Industry payments
- $570
- Practice address
- 4502 Medical Dr, San Antonio, TX 78229
- Practice phone
- Call (210) 358-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Hospital (San Antonio)
San Antonio, Texas
Find Julie Koo'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.
Julie Koo is a physician assistant in San Antonio, Texas
Julie Koo practices at University Hospital (San Antonio) in San Antonio, Texas.
Julie Koo's NPI, 1265172332, was assigned on March 29, 2022. Julie Koo holds Texas license PA15576.
- NPI
- 1265172332NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284019233
- NPI enumeration date
- March 29, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (210) 358-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Julie Koo practices at University Hospital (San Antonio) in San Antonio, Texas
Julie Koo's primary practice is University Hospital (San Antonio), at 4502 Medical Dr, San Antonio, TX 78229 in Bexar County. The practice phone is (210) 358-4000.
- University Hospital (San Antonio)4502 Medical Dr, San Antonio, TX 78229 · Bexar CountyPhone(210) 358-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Julie Koo is affiliated with 3 sites of care and 1 medical group
Julie Koo's primary practice is University Hospital (San Antonio) in San Antonio, Texas. Julie Koo is also affiliated with University Hospital. The medical group on file is University Medicine Associates. Dmand AI also links Julie Koo to 1 more hospital, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Julie Koo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Julie Koo practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital (San Antonio) | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Julie Koo is one of 8,663 physician assistants in Texas
Physician assistant is Julie Koo's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Julie Koo is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Physician assistants near Julie Koo
Counts of physician assistants 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
Julie Koo treated 15 Medicare patients in 2024, average age 60
CMS counts 15 Medicare patients who saw Julie Koo in 2024. The largest group is 85 and over, with 0 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Julie Koo's median patient age at 64, with 64% women.
Julie Koo's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Julie Koo's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Julie Koo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women64%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Julie Koo wrote 61 Medicare Part D claims in 2024
In 2024, Julie Koo wrote 61 Medicare Part D claims for 28 patients. 64% of them were for generic drugs.
Julie Koo's Part D claims by kind of drug, 2024
- Generic39 claims64%
- Brand-name22 claims36%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Julie Koo scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Julie Koo for performance year 2024, reported as part of a group. Julie Koo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Julie Koo's MIPS scores, performance year 2024
- 97of 100Final score
- 83.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Julie Koo received $570 in industry payments in 2025
CMS Open Payments shows 4 general payments to Julie Koo from 2 drug and device companies in 2025. Travel and lodging make up the largest share, 94% of the total. Boston Scientific Corporation paid the most, $535.
General payments to Julie Koo by kind, 2025 to 2025
- Travel and lodging$53594%
- Food and beverage$366%
Companies that paid Julie Koo the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Julie Koo'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 DataDmand AI Org Hierarchy Data |
| 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 (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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Julie Koo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Julie Koo's NPI number?
Julie Koo's NPI number is 1265172332. It was assigned on March 29, 2022, and it is active in the NPI Registry.
What does Julie Koo specialize in?
Julie Koo is a physician assistant in San Antonio, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Julie Koo practice?
Julie Koo practices at 4502 Medical Dr, San Antonio, TX 78229. Julie Koo's primary practice is University Hospital (San Antonio) in San Antonio, Texas. Dmand AI also links Julie Koo to 1 hospital.
What is Julie Koo's office phone number?
The practice phone on file for Julie Koo is (210) 358-4000.
What is Julie Koo's medical license number?
Julie Koo holds Texas license PA15576.
Which hospitals is Julie Koo affiliated with?
Julie Koo is affiliated with University Hospital. Dmand AI links Julie Koo to 1 more hospital.
What medical group is Julie Koo part of?
Julie Koo is linked to University Medicine Associates.
Does Julie Koo accept Medicare?
Yes. CMS lists Julie Koo as accepting Medicare assignment.
What is Julie Koo's MIPS score?
Julie Koo's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Julie Koo see?
CMS counts 15 Medicare patients who saw Julie Koo in 2024, with an average age of 60.
Has Julie Koo received payments from drug or device companies?
CMS Open Payments shows $570 in general payments to Julie Koo from 2 companies from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Julie Koo been practicing?
Julie Koo graduated from medical school in 2021, 5 years ago.
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