Gastrointest Endosc Clin N Am
Barium SulfateChest PainDrug Therapy, Combination
Dr. Robert J. Just, MD
NPI1235171471PAC ID6709772429
- Medicare services, 2024
- 548
- Medicare patients, 2024
- 258
- Part D claims, 2024
- 568
- Publications
- 3
- Hospital affiliations
- 1
- Practice address
- 1130 Cottonwood Creek Trl, Cedar Park, TX 78613
- Practice phone
- Call (377) 340-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgery Center of Georgetown, LLC
Cedar Park, Texas
Find Dr. Just'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. Robert J. Just is a gastroenterologist in Cedar Park, Texas
Dr. Just practices at Surgery Center of Georgetown, LLC in Cedar Park, Texas.
Dr. Just's NPI, 1235171471, was assigned on June 12, 2006. Dr. Just graduated from Lewis Katz School of Medicine in 1990. Dr. Just holds Texas license K0850.
NPI and contact details
- NPI
- 1235171471NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709772429
- NPI enumeration date
- June 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (377) 340-4100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert J. Just practices at Surgery Center of Georgetown, LLC in Cedar Park, Texas
Dr. Just's primary practice is Surgery Center of Georgetown, LLC, at 1130 Cottonwood Creek Trl, Cedar Park, TX 78613 in Williamson County. The practice phone is (377) 340-4100.
- Surgery Center of Georgetown, LLC1130 Cottonwood Creek Trl, Cedar Park, TX 78613 · Williamson CountyPhone(377) 340-4100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert J. Just is affiliated with 3 sites of care and 1 medical group
Dr. Just's primary practice is Surgery Center of Georgetown, LLC in Cedar Park, Texas. Dr. Just is also affiliated with Ascension Seton Williamson Hospital. The medical group on file is Seton Family of Doctors. Dmand AI also links Dr. Just to 1 more physician office, named with a free account.
Surgery Center of Georgetown, LLCPrimary
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 Dr. Robert J. Just's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Just practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgery Center of Georgetown, LLC | 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. Robert J. Just is one of 1,341 gastroenterologists in Texas
Gastroenterology is Dr. Just's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Just is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Just's licenses on file in 2 states: Texas and Pennsylvania.
Specialties and state licenses
- Gastroenterology, TexasPrimary
- Pennsylvania license
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, chronic inflammatory bowel disease (IBD), colonoscopy, gastroduodenitis, gastrointestinal bleeding, hemorrhoids and intestinal diverticulosis among the conditions Dr. Just treats.
Gastroenterologists near Dr. Just
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
Dr. Robert J. Just billed Medicare for 548 services in 2024
CMS data shows 548 Medicare services from Dr. Just across 14 procedure codes in 2024, for 258 Medicare patients. Medicare paid $51,104 for them.
Medicare services, 2024548
Medicare patients258
Paid by Medicare$51,104
Procedure codes14
Dr. Just's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3382024: 3089%
- Surgery
- 2023: 1902024: 1963%
- Other services
- 2023: 372024: 4419%
Where Dr. Just's Medicare services took place, 2024
- In an office30856%
- In a facility24044%
Dr. Just compared with the Texas median for gastroenterologists, 2024
- Dr. Just
- Texas median
- Medicare services
- 548vs 5059% above
- Medicare patients
- 258vs 2849% below
- Part D claims
- 484vs 493Close to median
Medians across 1,281 gastroenterologists in Texas with Dmand AI profiles that report each measure.
Dr. Just'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. Just and other gastroenterologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert J. Just treated 258 Medicare patients in 2024, average age 72
CMS counts 258 Medicare patients who saw Dr. Just in 2024. The largest group is 65 to 74, with 168 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 0.87, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Just's median patient age at 60, with 45% women.
Medicare patients, 2024258
Average age72
Average risk score0.87
Dr. Just's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Just's Medicare patients by sex, 2024
- Women14657%
- Men11243%
Chronic conditions among Dr. Just's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis40%
- Diabetes29%
- Ischemic heart disease26%
- Anxiety19%
- Atrial fibrillation17%
- Cancer17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Just's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women45%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert J. Just wrote 568 Medicare Part D claims in 2024
In 2024, Dr. Just wrote 568 Medicare Part D claims for 155 patients. 85% of them were for generic drugs. CMS names the drug for 484 of them, across 13 drugs with 11 or more claims each, at $199,879 in total drug cost. In 2023, CMS named 477 claims across 12 drugs.
Part D claims, 2024568
Drugs named by CMS13
Total drug cost$199,879
Part D patients155
Dr. Just's Part D claims by kind of drug, 2024
- Generic480 claims85%
- Brand-name88 claims15%
Dr. Just'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. Just's Part D claims, 2024
- Antibiotics5%26 of 568 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: 4772024: 4841%
Drugs named by CMS: 13 in 2024, 12 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
Dr. Robert J. Just ranks in the 82nd percentile for colonoscopy in Medicare
Dr. Just accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Just as offering telehealth. CMS counts 111 procedures of colonoscopy by Dr. Just, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Just ranks in Medicare procedure volume
- Colonoscopy
- 82nd percentile111 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 71st percentile76 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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Dr. Robert J. Just has 3 publications on record
Dmand AI links 3 papers to Dr. Just. The most frequent topics are Gastroesophageal Reflux and Hydrogen-Ion Concentration. Dr. Just's most frequent co-author is David A. Katzka, MD.
Papers3
Topics Dr. Just writes about most
- Gastroesophageal Reflux
- Hydrogen-Ion Concentration
Dr. Just's most frequent co-authors
Recent publications by Dr. Just
Ann Intern Med
Gastric AcidGastroesophageal RefluxOmeprazole
J Clin Gastroenterol
Gastroesophageal RefluxHydrogen-Ion ConcentrationPosture
See who Dr. Just researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Just works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert J. Just received $2,059 in industry payments from 2016 to 2025
CMS Open Payments shows 29 general payments to Dr. Just from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $1,179.
General payments to Dr. Just by program year, 2016 to 2025
Companies that paid Dr. Just 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. Robert J. Just graduated from Lewis Katz School of Medicine
Dr. Just graduated from Lewis Katz School of Medicine in 1990.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Robert J. Just accepts plans from 21 insurance carriers
Dr. Just is in network with 21 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- +13 more carriersWith a free account
Plan types Dr. Just accepts, by number of carriers
- PPO13
- HMO10
- Medicare8
- EPO4
- POS4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert J. Just'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Robert J. Just
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. Robert J. Just's NPI number?
Dr. Robert J. Just's NPI number is 1235171471. It was assigned on June 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert J. Just?
Dr. Robert J. Just is a gastroenterologist in Cedar Park, Texas. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Robert J. Just practice?
Dr. Just practices at 1130 Cottonwood Creek Trl, Cedar Park, TX 78613. Dr. Just's primary practice is Surgery Center of Georgetown, LLC in Cedar Park, Texas. Dmand AI also links Dr. Just to 1 physician office.
What is Dr. Robert J. Just's office phone number?
The practice phone on file for Dr. Just is (377) 340-4100.
What is Dr. Robert J. Just's medical license number?
Dr. Just holds Texas license K0850, one of the licenses on file in 2 states.
Which states has Dr. Robert J. Just been licensed in?
Dmand AI has state licenses on file for Dr. Just in Texas (1996 to 2026) and Pennsylvania (1992 to 1998).
Which hospitals is Dr. Robert J. Just affiliated with?
Dr. Just is affiliated with Ascension Seton Williamson Hospital.
What medical group is Dr. Robert J. Just part of?
Dr. Just is linked to Seton Family of Doctors.
Does Dr. Robert J. Just accept Medicare?
Yes. CMS data shows Dr. Just billed Medicare for 548 services in 2024, and Dr. Just accepts Medicare assignment.
Does Dr. Robert J. Just offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Just as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Robert J. Just see?
CMS counts 258 Medicare patients who saw Dr. Just in 2024, with an average age of 72.
Is Dr. Robert J. Just board certified?
Yes. Dr. Just is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Robert J. Just bill to Medicare?
In 2024, Dr. Just's most billed Medicare services were care management and other visits (99442), surgery: digestive system (43239) and office visit, new patient (99203).
Where did Dr. Robert J. Just go to medical school?
Dr. Just graduated from Lewis Katz School of Medicine in 1990.
What drugs does Dr. Robert J. Just prescribe most?
In 2024 Medicare Part D data, Dr. Just's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Linzess.
Has Dr. Robert J. Just received payments from drug or device companies?
CMS Open Payments shows $2,059 in general payments to Dr. Just from 8 companies from 2016 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Robert J. Just been practicing?
Dr. Just graduated from medical school in 1990, 36 years ago.
Does Dr. Robert J. Just do research?
Dmand AI links 3 publications to Dr. Just.
Who does Dr. Robert J. Just publish with?
Dr. Just's most frequent co-authors are David A. Katzka, MD (1 shared paper).
What insurance does Dr. Robert J. Just accept?
Dr. Just is in network with 21 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.
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