Dr. Rezwan Hossain Chowdhury, MD

  • Tempe, AZ
  • Radiation oncologist
NPI1629379565PAC ID8527256163
Medicare services, 2024
12,724
Medicare patients, 2024
485
Part D claims, 2024
188
Publications
2
Clinical trials
2
Practice address
7695 S Research Dr, Tempe, AZ 85284-1812
Practice phone
Call (480) 278-8300
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Medical Oncology / Hematology - Shea

Medical specialty practice · Tempe, Arizona

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Dr. Rezwan Hossain Chowdhury is a radiation oncologist in Tempe, Arizona

Dr. Chowdhury practices at Medical Oncology / Hematology - Shea in Tempe, Arizona.

Dr. Chowdhury's NPI, 1629379565, was assigned on November 9, 2010. Dr. Chowdhury graduated from University of Alberta in 2005. Dr. Chowdhury holds Arizona license 42880.

NPI and contact details
Medicare PAC ID
8527256163
NPI enumeration date
November 9, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(480) 278-8300
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
47
Medical school graduation
2005

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Rezwan Hossain Chowdhury practices at Medical Oncology / Hematology - Shea in Tempe, Arizona

Dr. Chowdhury's primary practice is Medical Oncology / Hematology - Shea, at 7695 S Research Dr, Tempe, AZ 85284-1812. The practice phone is (480) 278-8300.

  • Medical Oncology / Hematology - Shea
    7695 S Research Dr, Tempe, AZ 85284-1812Phone(480) 278-8300

Source: Dmand AI Affiliation Data

Dr. Rezwan Hossain Chowdhury is affiliated with 1 site of care and 1 medical group

Dr. Chowdhury's primary practice is Medical Oncology / Hematology - Shea in Tempe, Arizona. The medical group on file is Arizona Center for Cancer Care.

Medical Oncology / Hematology - SheaMedical specialty practice · Tempe, ArizonaPrimary
Arizona Center for Cancer CareRadiology and imaging group, Scottsdale, AZ

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Rezwan Hossain Chowdhury's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chowdhury practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Medical Oncology / Hematology - SheaAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Rezwan Hossain Chowdhury is one of 141 radiation oncologists in Arizona

Radiation oncology is Dr. Chowdhury's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Chowdhury is board certified in radiation oncology by the American Board of Radiology. Dr. Chowdhury is licensed in Arizona.

Specialties and state licenses

  • Radiation oncology, ArizonaPrimaryLicense 42880 · 2010 to 2027 · taxonomy 2085R0001X

Clinical focus

Dmand AI lists bladder cancer radiation, brain cancer radiation, brain tumor radiation, breast cancer radiation, cancer radiation-upper GI, colorectal cancer radiation, lung cancer radiation and lymphoma radiation among the conditions Dr. Chowdhury treats.

Radiation oncologists near Dr. Chowdhury

Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.

141radiation oncologists in Arizona
3radiation oncologists in Tempe

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Rezwan Hossain Chowdhury billed Medicare for 12,724 services in 2024

CMS data shows 12,724 Medicare services from Dr. Chowdhury across 28 procedure codes in 2024, for 485 Medicare patients. Medicare paid $1,052,041 for them. Every service was in an office.

Medicare services, 202412,724
Medicare patients485
Paid by Medicare$1.1M
Procedure codes28

Dr. Chowdhury's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 11,5502024: 10,23011%
Imaging
2023: 2,9332024: 2,35720%
Office and hospital visits
2023: 1952024: 13730%

Dr. Chowdhury compared with the Arizona median for radiation oncologists, 2024

  • Dr. Chowdhury
  • Arizona median
Medicare services
12,724vs 2,0726.1 times
Medicare patients
485vs 2282.1 times
Part D claims
132vs 443.0 times

Medians across 141 radiation oncologists in Arizona with Dmand AI profiles that report each measure.

Dr. Chowdhury'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.

See all procedures by Dr. Chowdhury

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chowdhury and other radiation oncologists in Arizona.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Rezwan Hossain Chowdhury treated 485 Medicare patients in 2024, average age 74

CMS counts 485 Medicare patients who saw Dr. Chowdhury in 2024. The largest group is 65 to 74, with 253 patients. 75% of them have cancer, and 75% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.62, 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. Chowdhury's median patient age at 69, with 42% women.

Medicare patients, 2024485
Average age74
Average risk score1.62
Also on Medicaid6%

Dr. Chowdhury's Medicare patients by age, 2024

Dr. Chowdhury's Medicare patients by sex, 2024

  • Women19841%
  • Men28759%

Chronic conditions among Dr. Chowdhury's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis46%
  5. Diabetes31%
  6. Ischemic heart disease31%
  7. Chronic kidney disease26%
  8. Anxiety21%

Share of Medicare patients with each condition. A patient can have several.

Dr. Chowdhury's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women42%
  • Men56%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Rezwan Hossain Chowdhury wrote 188 Medicare Part D claims in 2024

In 2024, Dr. Chowdhury wrote 188 Medicare Part D claims for 101 patients. 90% of them were for generic drugs. CMS names the drug for 132 of them, across 6 drugs with 11 or more claims each, at $2,425 in total drug cost. In 2023, CMS named 97 claims across 5 drugs.

Part D claims, 2024188
Drugs named by CMS6
Total drug cost$2,425
Part D patients101

Dr. Chowdhury's Part D claims by kind of drug, 2024

  • Generic170 claims90%
  • Brand-name18 claims10%

Dr. Chowdhury'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. Chowdhury's Part D claims, 2024

  • Antibiotics13%24 of 188 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: 972024: 13236%

Drugs named by CMS: 6 in 2024, 5 in 2023.

See all prescribing by Dr. Chowdhury

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. Rezwan Hossain Chowdhury takes part in Medicare

Dr. Chowdhury 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. Rezwan Hossain Chowdhury has 2 publications on record

Dmand AI links 2 papers to Dr. Chowdhury in 2015. 2015 was the busiest year, with 2.

Papers2

Recent publications by Dr. Chowdhury

See all 2 publications and co-authors

See who Dr. Chowdhury researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chowdhury works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Rezwan Hossain Chowdhury has worked on 2 clinical trials

Dmand AI links Dr. Chowdhury to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Brain Neoplasms, Breast Neoplasms and Breast Diseases. British Columbia Cancer Agency sponsors the most, 2.

Conditions in Dr. Chowdhury's trials

  • Brain Neoplasms
  • Breast Neoplasms
  • Breast Diseases
  • Central Nervous System Neoplasms

Recent clinical trials with Dr. Chowdhury

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Rezwan Hossain Chowdhury received $7,154 in industry payments from 2016 to 2025

CMS Open Payments shows 267 general payments to Dr. Chowdhury from 71 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Janssen Pharmaceuticals, Inc paid the most, $555.

General payments to Dr. Chowdhury by program year, 2016 to 2025

General payments to Dr. Chowdhury by kind, 2016 to 2025

$7.2Kin total
  • Food and beverage$7,10599%
  • Education$491%

Companies that paid Dr. Chowdhury the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chowdhury

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Rezwan Hossain Chowdhury graduated from University of Alberta

Dr. Chowdhury graduated from University of Alberta in 2005.

  1. Medical schoolUniversity of Alberta
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Rezwan Hossain Chowdhury accepts plans from 16 insurance carriers

Dr. Chowdhury is in network with 16 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Chowdhury accepts, by number of carriers

  1. PPO10
  2. HMO8
  3. Medicare6
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Rezwan Hossain Chowdhury's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Rezwan Hossain Chowdhury

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. Rezwan Hossain Chowdhury's NPI number?

Dr. Rezwan Hossain Chowdhury's NPI number is 1629379565. It was assigned on November 9, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Rezwan Hossain Chowdhury?

Dr. Rezwan Hossain Chowdhury is a radiation oncologist in Tempe, Arizona. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Rezwan Hossain Chowdhury practice?

Dr. Chowdhury practices at 7695 S Research Dr, Tempe, AZ 85284-1812. Dr. Chowdhury's primary practice is Medical Oncology / Hematology - Shea in Tempe, Arizona.

What is Dr. Rezwan Hossain Chowdhury's office phone number?

The practice phone on file for Dr. Chowdhury is (480) 278-8300.

What is Dr. Rezwan Hossain Chowdhury's medical license number?

Dr. Chowdhury holds Arizona license 42880.

What medical group is Dr. Rezwan Hossain Chowdhury part of?

Dr. Chowdhury is linked to Arizona Center for Cancer Care.

Does Dr. Rezwan Hossain Chowdhury accept Medicare?

Yes. CMS data shows Dr. Chowdhury billed Medicare for 12,724 services in 2024, and Dr. Chowdhury accepts Medicare assignment.

How many Medicare patients does Dr. Rezwan Hossain Chowdhury see?

CMS counts 485 Medicare patients who saw Dr. Chowdhury in 2024, with an average age of 74.

Is Dr. Rezwan Hossain Chowdhury board certified?

Yes. Dr. Chowdhury is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Rezwan Hossain Chowdhury bill to Medicare?

In 2024, Dr. Chowdhury's most billed Medicare services were medicare temporary code (Q9967), radiation oncology (77014) and medicare service (G6015).

Show 6 more questionsShow fewer questions

Where did Dr. Rezwan Hossain Chowdhury go to medical school?

Dr. Chowdhury graduated from University of Alberta in 2005.

What drugs does Dr. Rezwan Hossain Chowdhury prescribe most?

In 2024 Medicare Part D data, Dr. Chowdhury's most prescribed drugs by claims were Dexamethasone, Tamsulosin HCl and Bicalutamide.

Has Dr. Rezwan Hossain Chowdhury received payments from drug or device companies?

CMS Open Payments shows $7,154 in general payments to Dr. Chowdhury from 71 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Rezwan Hossain Chowdhury been practicing?

Dr. Chowdhury graduated from medical school in 2005, 21 years ago.

Does Dr. Rezwan Hossain Chowdhury do research?

Dmand AI links 2 publications to Dr. Chowdhury. Dr. Chowdhury has worked on 2 clinical trials.

What insurance does Dr. Rezwan Hossain Chowdhury accept?

Dr. Chowdhury is in network with 16 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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