Dr. Hak Choy, MD
- Medicare services, 2021
- 13
- Publications
- 207
- Clinical trials
- 17
- Hospital affiliations
- 1
- Industry payments
- $209,062
- Practice address
- 6201 Harry Hines Blvd, Dallas, TX 75390
- Practice phone
- Call (214) 633-5555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Choy'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. Hak Choy is a radiation oncologist in Dallas, Texas
Dr. Choy practices at William P. Clements Jr. University Hospital in Dallas, Texas, part of The University of Texas System.
Dr. Choy's NPI, 1487616462, was assigned on April 5, 2006. Dr. Choy graduated from UTMB Health in 1987. Dr. Choy's Texas license number on file is H5508.
- NPI
- 1487616462NPI Registry (opens in a new tab)
- NPI enumeration date
- April 5, 2006
- NPI status
- Active
- Practice phone
- (214) 633-5555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Hak Choy practices at William P. Clements Jr. University Hospital in Dallas, Texas
Dr. Choy's primary practice is William P. Clements Jr. University Hospital, at 6201 Harry Hines Blvd, Dallas, TX 75390 in Dallas County. The practice phone is (214) 633-5555.
- William P. Clements Jr. University Hospital6201 Harry Hines Blvd, Dallas, TX 75390 · Dallas CountyPhone(214) 633-5555
Source: Dmand AI Affiliation Data
Dr. Hak Choy is affiliated with 2 sites of care and 1 medical group
Dr. Choy's primary practice is William P. Clements Jr. University Hospital in Dallas, Texas, part of The University of Texas System. The medical group on file is University of Texas Southwestern Medical Center. Dmand AI also links Dr. Choy to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hak Choy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Choy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| William P. Clements Jr. University Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hak Choy is one of 401 radiation oncologists in Texas
Radiation oncology is Dr. Choy's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Choy is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Choy's licenses on file in 4 states: Texas, Tennessee, Rhode Island and Ohio.
Specialties and state licenses
- Radiation oncology, TexasPrimary
- Tennessee license
- Rhode Island license
- Ohio license
Radiation oncologists near Dr. Choy
Counts of radiation oncologists 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. Hak Choy billed Medicare for 13 services in 2021
CMS data shows 13 Medicare services from Dr. Choy across 1 procedure code in 2021, all of them office visits. Medicare paid $942 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Choy's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 592021: 1378%
- Imaging
- 2020: 1852021: 0100%
Dr. Choy compared with the Texas median for radiation oncologists, 2021
- Dr. Choy
- Texas median
- Medicare services
- 13vs 1,47299% below
Medians across 370 radiation oncologists in Texas with Dmand AI profiles that report each measure.
Dr. Choy's most billed Medicare procedure codes, 2021
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. Choy?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Choy and other radiation oncologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hak Choy's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Choy's median patient age at 62, with 50% women.
Dr. Choy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
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Dr. Hak Choy has 207 publications on record
Dmand AI links 207 papers to Dr. Choy, published from 2003 to 2022. 2016 was the busiest year, with 9. The most frequent topics are Lung Neoplasms, Carcinoma, Non-Small-Cell Lung and Paclitaxel. Dr. Choy has published most often in Int J Radiat Oncol Biol Phys. Dr. Choy's most frequent co-authors are Robert Dale Timmerman, MD, Ritsuko U. Komaki, MD and Puneeth Iyengar, MD, PhD.
Dr. Choy's papers by year, 2013 to 2022
Topics Dr. Choy writes about most
- Lung Neoplasms
- Carcinoma, Non-Small-Cell Lung
- Paclitaxel
- Radiation-Sensitizing Agents
- Antineoplastic Combined Chemotherapy Protocols
- Antineoplastic Agents
- Antineoplastic Agents, Phytogenic
- Radiosurgery
Dr. Choy's most frequent co-authors
- Robert Dale Timmerman, MD45 shared papers
- Ritsuko U. Komaki, MD18 shared papers
- Puneeth Iyengar, MD, PhD15 shared papers
Recent publications by Dr. Choy
Pract Radiat Oncol
Eur Urol Oncol
See who Dr. Choy researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Choy works with, so you can find a warm path to the right radiation oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hak Choy has worked on 17 clinical trials
Dmand AI links Dr. Choy to 17 clinical trials, 5 of them phase 1/2 studies. 1 is still active or recruiting. Conditions studied include Carcinoma, Non-Small-Cell Lung, Carcinoma, Bronchogenic and Adenocarcinoma of Lung. Radiation Therapy Oncology Group sponsors the most, 5.
Clinical trials with Dr. Choy by phase
- 1Phase 1: 1 trial
- 5Phase 1/2: 5 trials
- 5Phase 2: 5 trials
- 5Phase 3: 5 trials
- NonePhase 4: no trials
Conditions in Dr. Choy's trials
- Carcinoma, Non-Small-Cell Lung
- Carcinoma, Bronchogenic
- Adenocarcinoma of Lung
- Adenocarcinoma, Bronchiolo-Alveolar
- Lung Neoplasms
Investigators on the most trials with Dr. Choy
- Mark Emerson Augspurger, MD2 shared trials
- Jeffrey A. Bogart, MD2 shared trials
- Patricia C. Griffin, MD2 shared trials
Recent clinical trials with Dr. Choy
Erlotinib Hydrochloride or Crizotinib and Chemoradiation Therapy in Treating Patients With Stage III Non-small Cell Lung Cancer (opens in a new tab)
Nab-Paclitaxel, Cisplatin, and Cetuximab With Concurrent Radiation Therapy for Locally Advanced Head and Neck Cancer (opens in a new tab)
Radiation Therapy Regimens in Treating Patients With Limited-Stage Small Cell Lung Cancer Receiving Cisplatin and Etoposide (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Hak Choy received $209,062 in industry payments from 2016 to 2025
CMS Open Payments shows 161 general payments to Dr. Choy from 12 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 74% of the total. Merck Sharp & Dohme Corporation paid the most, $83,170.
General payments to Dr. Choy by program year, 2016 to 2025
General payments to Dr. Choy by kind, 2016 to 2025
- Consulting fees$154,68874%
- Travel and lodging$30,66415%
- Honoraria$15,2507%
- Speaker and faculty fees$6,0003%
- Other$2,4601%
Companies that paid Dr. Choy 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. Hak Choy has 4 awards and honors on record
Dmand AI lists 4 awards for Dr. Choy, most recently America's Top Doctors in 2014. Dr. Choy serves on Definitive and Adjuvant Radiotherapy in Locally Advanced Non-small Cell Lung Cancer Guideline Panel American Society for Radiation Oncology.
Awards and honors for Dr. Choy
- 2014
- America's Top Doctors
- 2013
- America's Top Doctors for Cancer
- 2012
- CMS Stage 1 EHR
- Undated
- Nancy B. and Jake L. Hamon distinguished Chair
Dr. Choy's committees and leadership roles
- Definitive and Adjuvant Radiotherapy in Locally Advanced Non-small Cell Lung Cancer Guideline Panel American Society for Radiation OncologyMember
- 2015 to present
Source: Dmand AI Professional Profile Data
Dr. Hak Choy graduated from UTMB Health
Dr. Choy graduated from UTMB Health in 1987. Dr. Choy is a member of ASCO.
- Medical school
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Hak Choy accepts plans from 2 insurance carriers
Dr. Choy is in network with 2 carriers, including Cigna and AR State Medicaid. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Cigna
- AR State Medicaid
Plan types Dr. Choy accepts, by number of carriers
- HMO1
- Medicaid1
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Hak Choy'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 Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Hak Choy
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. Hak Choy's NPI number?
Dr. Hak Choy's NPI number is 1487616462. It was assigned on April 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hak Choy?
Dr. Hak Choy is a radiation oncologist in Dallas, Texas. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Hak Choy practice?
Dr. Choy practices at 6201 Harry Hines Blvd, Dallas, TX 75390. Dr. Choy's primary practice is William P. Clements Jr. University Hospital in Dallas, Texas, part of The University of Texas System. Dmand AI also links Dr. Choy to 1 group practice or clinic.
What is Dr. Hak Choy's office phone number?
The practice phone on file for Dr. Choy is (214) 633-5555.
What is Dr. Hak Choy's medical license number?
Dr. Choy's Texas license number on file is H5508, one of the licenses on file in 4 states.
Which states has Dr. Hak Choy been licensed in?
Dmand AI has state licenses on file for Dr. Choy in Texas (1989 to 2022), Tennessee (1995 to 2004), Rhode Island (1992 to 1996) and Ohio (1988 to 1990).
Which hospitals is Dr. Hak Choy affiliated with?
Dr. Choy practices at William P. Clements Jr. University Hospital in Dallas, Texas.
What medical group is Dr. Hak Choy part of?
Dr. Choy is linked to University of Texas Southwestern Medical Center.
Does Dr. Hak Choy accept Medicare?
Yes. CMS data shows Dr. Choy billed Medicare for 13 services in 2021.
Is Dr. Hak Choy board certified?
Yes. Dr. Choy is board certified in radiation oncology by the American Board of Radiology.
Show 7 more questionsShow fewer questions
What services does Dr. Hak Choy bill to Medicare?
In 2021, Dr. Choy's most billed Medicare services were office visit, established patient (99214).
Where did Dr. Hak Choy go to medical school?
Dr. Choy graduated from UTMB Health in 1987.
Has Dr. Hak Choy received payments from drug or device companies?
CMS Open Payments shows $209,062 in general payments to Dr. Choy from 12 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Hak Choy been practicing?
Dr. Choy graduated from medical school in 1987, 39 years ago.
Does Dr. Hak Choy do research?
Dmand AI links 207 publications to Dr. Choy, published from 2003 to 2022. Dr. Choy has worked on 17 clinical trials.
Who does Dr. Hak Choy publish with?
Dr. Choy's most frequent co-authors are Robert Dale Timmerman, MD (45 shared papers), Ritsuko U. Komaki, MD (18 shared papers) and Puneeth Iyengar, MD, PhD (15 shared papers).
What insurance does Dr. Hak Choy accept?
Dr. Choy is in network with 2 carriers, including Cigna and AR State Medicaid. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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