Comput Methods Programs Biomed
PrescriptionsRadiotherapy DosageRadiotherapy Planning, Computer-Assisted
Dr. Ishita Chen, MD
NPI1235669227PAC ID1052789260
- Medicare services, 2024
- 1,243
- Medicare patients, 2024
- 85
- Part D claims, 2024
- 154
- Publications
- 16
- MIPS score, 2024
- 93
- Practice address
- 2525 Desales Ave, Chattanooga, TN 37404
- Practice phone
- Call (423) 495-2525
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Chen'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. Ishita Chen is a radiation oncologist in Chattanooga, Tennessee
Dr. Chen practices at CommonSpirit - Memorial Hospital - Chattanooga in Chattanooga, Tennessee, part of CommonSpirit Health.
Dr. Chen's NPI, 1235669227, was assigned on June 13, 2017. Dr. Chen graduated from Washington University School of Medicine in 2017. Dr. Chen holds Tennessee license 65509.
NPI and contact details
- NPI
- 1235669227NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052789260
- NPI enumeration date
- June 13, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 495-2525
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ishita Chen practices at CommonSpirit - Memorial Hospital - Chattanooga in Chattanooga, Tennessee
Dr. Chen's primary practice is CommonSpirit - Memorial Hospital - Chattanooga, at 2525 Desales Ave, Chattanooga, TN 37404 in Hamilton County. The practice phone is (423) 495-2525.
- CommonSpirit - Memorial Hospital - Chattanooga2525 Desales Ave, Chattanooga, TN 37404 · Hamilton CountyPhone(423) 495-2525
Source: Dmand AI Affiliation Data
Dr. Ishita Chen is affiliated with 4 sites of care and 2 medical groups
Dr. Chen's primary practice is CommonSpirit - Memorial Hospital - Chattanooga in Chattanooga, Tennessee, part of CommonSpirit Health. Dr. Chen is also affiliated with TriStar Summit Medical Center. The medical group on file is Tennessee Oncology. Dmand AI also links Dr. Chen to 1 more group practice or clinic, 1 ambulatory surgery center and 1 medical group, each named with a free account.
TriStar Summit Medical CenterTennessee Oncology1 group practice or clinicName with a free account1 ambulatory surgery centerName with a free account1 medical groupName with a free account
See all 6 affiliations for Dr. ChenSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ishita Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CommonSpirit - Memorial Hospital - Chattanooga | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Chen practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across CommonSpirit Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ishita Chen is one of 120 radiation oncologists in Tennessee
Radiation oncology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dmand AI has Dr. Chen's licenses on file in 2 states: Tennessee and Missouri.
Specialties and state licenses
- Radiation oncology, TennesseePrimary
- Internal medicine, Missouri
Radiation oncologists near Dr. Chen
Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.
120radiation oncologists in Tennessee19radiation oncologists in Chattanooga12radiation oncologists at CommonSpirit - Memorial Hospital - Chattanooga
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ishita Chen billed Medicare for 1,243 services in 2024
CMS data shows 1,243 Medicare services from Dr. Chen across 13 procedure codes in 2024, for 85 Medicare patients. Medicare paid $82,552 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 20241,243
Medicare patients85
Paid by Medicare$82,552
Procedure codes13
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,4172024: 99530%
- Other services
- 2023: 3502024: 19644%
- Office and hospital visits
- 2023: 1072024: 5251%
Dr. Chen compared with the Tennessee median for radiation oncologists, 2024
- Dr. Chen
- Tennessee median
- Medicare services
- 1,243vs 1,73828% below
- Medicare patients
- 85vs 21160% below
- Part D claims
- 65vs 5616% above
Medians across 113 radiation oncologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Chen'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.
Need commercial claims for Dr. Chen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other radiation oncologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ishita Chen treated 85 Medicare patients in 2024, average age 75
CMS counts 85 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.77, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 70, with 43% women.
Medicare patients, 202485
Average age75
Average risk score1.77
Dr. Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chen's Medicare patients by sex, 2024
- Women3136%
- Men5464%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease39%
- Mood disorders34%
- Anxiety33%
- Chronic kidney disease32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ishita Chen wrote 154 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 154 Medicare Part D claims for 80 patients. 91% of them were for generic drugs. CMS names the drug for 65 of them, across 2 drugs with 11 or more claims each, at $2,585 in total drug cost. In 2023, CMS named 102 claims across 5 drugs.
Part D claims, 2024154
Drugs named by CMS2
Total drug cost$2,585
Part D patients80
Dr. Chen's Part D claims by kind of drug, 2024
- Generic140 claims91%
- Brand-name14 claims9%
Dr. Chen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1022024: 6536%
Drugs named by CMS: 2 in 2024, 5 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. Ishita Chen scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Chen for performance year 2024, reported as part of a group. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chen's MIPS scores, performance year 2024
- 93of 100Final score
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
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
For MedTech and pharma teams
Find radiation oncologists like Dr. Chen by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Ishita Chen has 16 publications on record
Dmand AI links 16 papers to Dr. Chen, published from 2010 to 2023. 2021 was the busiest year, with 3. The most frequent topics are Brain, Magnetic Resonance Imaging and Brain Neoplasms. Dr. Chen has published most often in Adv Radiat Oncol. Dr. Chen's most frequent co-authors are Andreas Rimner, MD, Abraham Jing-Ching Wu, MD and Daniel R. Gomez, MD.
Papers16
Years published2010 to 2023
Dr. Chen's papers by year, 2010 to 2023
Topics Dr. Chen writes about most
- Brain
- Magnetic Resonance Imaging
- Brain Neoplasms
- Neurosurgical Procedures
- Surgery, Computer-Assisted
- Finite Element Analysis
- Radiotherapy Dosage
Dr. Chen's most frequent co-authors
- Andreas Rimner, MD4 shared papers
- Abraham Jing-Ching Wu, MD4 shared papers
- Daniel R. Gomez, MD3 shared papers
Recent publications by Dr. Chen
See who Dr. Chen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen 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. Ishita Chen received $223 in industry payments from 2017 to 2018
CMS Open Payments shows 12 general payments to Dr. Chen from 7 drug and device companies from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $70.
General payments to Dr. Chen by program year, 2017 to 2018
Companies that paid Dr. Chen the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ishita Chen graduated from Washington University School of Medicine
Dr. Chen graduated from Washington University School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ishita Chen'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)Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Ishita Chen
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. Ishita Chen's NPI number?
Dr. Ishita Chen's NPI number is 1235669227. It was assigned on June 13, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Ishita Chen?
Dr. Ishita Chen is a radiation oncologist in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Ishita Chen practice?
Dr. Chen practices at 2525 Desales Ave, Chattanooga, TN 37404. Dr. Chen's primary practice is CommonSpirit - Memorial Hospital - Chattanooga in Chattanooga, Tennessee, part of CommonSpirit Health. Dmand AI also links Dr. Chen to 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group.
What is Dr. Ishita Chen's office phone number?
The practice phone on file for Dr. Chen is (423) 495-2525.
What is Dr. Ishita Chen's medical license number?
Dr. Chen holds Tennessee license 65509, one of the licenses on file in 2 states.
Which states has Dr. Ishita Chen been licensed in?
Dmand AI has state licenses on file for Dr. Chen in Tennessee and Missouri.
Which hospitals is Dr. Ishita Chen affiliated with?
Dr. Chen practices at CommonSpirit - Memorial Hospital - Chattanooga in Chattanooga, Tennessee. Dr. Chen is also affiliated with TriStar Summit Medical Center.
What medical group is Dr. Ishita Chen part of?
Dr. Chen is linked to Tennessee Oncology. Dmand AI links Dr. Chen to 1 more medical group.
Does Dr. Ishita Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 1,243 services in 2024, and Dr. Chen accepts Medicare assignment.
What is Dr. Ishita Chen's MIPS score?
Dr. Chen's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Ishita Chen see?
CMS counts 85 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.
What services does Dr. Ishita Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were radiation oncology (77014), medicare service (G6002) and radiation oncology (77300).
Where did Dr. Ishita Chen go to medical school?
Dr. Chen graduated from Washington University School of Medicine in 2017.
What drugs does Dr. Ishita Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Mometasone Furoate and Tamsulosin HCl.
Has Dr. Ishita Chen received payments from drug or device companies?
CMS Open Payments shows $223 in general payments to Dr. Chen from 7 companies from 2017 to 2018. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Ishita Chen been practicing?
Dr. Chen graduated from medical school in 2017, 9 years ago.
Does Dr. Ishita Chen do research?
Dmand AI links 16 publications to Dr. Chen, published from 2010 to 2023.
Who does Dr. Ishita Chen publish with?
Dr. Chen's most frequent co-authors are Andreas Rimner, MD (4 shared papers), Abraham Jing-Ching Wu, MD (4 shared papers) and Daniel R. Gomez, MD (3 shared papers).
Selling to radiation oncology practices?
See radiation oncologists in Tennessee by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card