Dr. Christopher Robert Flowers, MD
- Medicare services, 2024
- 159
- Medicare patients, 2024
- 41
- Part D claims, 2024
- 31
- Publications
- 133
- Clinical trials
- 7
- Practice address
- 1515 Holcombe Blvd, Houston, TX 77030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Flowers' 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. Christopher Robert Flowers is a hematologist and oncologist in Houston, Texas
Dr. Flowers practices at The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System.
Dr. Flowers' NPI, 1174630503, was assigned on August 23, 2006. Dr. Flowers graduated from Stanford University School Of Medicine in 1997. Dr. Flowers holds Texas license S8306.
- NPI
- 1174630503NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052225992
- NPI enumeration date
- August 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Robert Flowers practices at The University of Texas MD Anderson Cancer Center in Houston, Texas
Dr. Flowers' primary practice is The University of Texas MD Anderson Cancer Center, at 1515 Holcombe Blvd, Houston, TX 77030.
- The University of Texas MD Anderson Cancer Center1515 Holcombe Blvd, Houston, TX 77030
Source: Dmand AI Affiliation Data
Dr. Christopher Robert Flowers is affiliated with 1 site of care and 1 medical group
Dr. Flowers' primary practice is The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System. The medical group on file is Physicians Referral Service.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher Robert Flowers' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Flowers practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Texas MD Anderson Cancer Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Robert Flowers is one of 814 hematologists and oncologists in Texas
Hematology and oncology is Dr. Flowers' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Flowers is board certified in medical oncology by the American Board of Internal Medicine. Dmand AI has Dr. Flowers' licenses on file in 10 states: Texas, Florida, Arizona, Georgia, Tennessee, Louisiana, Alabama, Mississippi, Oklahoma and Washington.
Specialties and state licenses
- Hematology and oncology, TexasPrimary
- Florida license
- Arizona license
- Georgia license
- Tennessee license
- Louisiana license
- Alabama license
- Mississippi license
- Oklahoma license
- Washington license
Clinical focus
Dmand AI lists lymphoma and multiple myeloma among the conditions Dr. Flowers treats.
Hematologists and oncologists near Dr. Flowers
Counts of hematologists and 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. Christopher Robert Flowers billed Medicare for 159 services in 2024
CMS data shows 159 Medicare services from Dr. Flowers across 2 procedure codes in 2024, for 41 Medicare patients. Medicare paid $14,855 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Flowers' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1092024: 15946%
Dr. Flowers compared with the Texas median for hematologists and oncologists, 2024
- Dr. Flowers
- Texas median
- Medicare services
- 159vs 1,16286% below
- Medicare patients
- 41vs 25184% below
- Part D claims
- 14vs 48997% below
Medians across 758 hematologists and oncologists in Texas with Dmand AI profiles that report each measure.
Dr. Flowers' 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. Flowers and other hematologists and oncologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Robert Flowers treated 41 Medicare patients in 2024, average age 74
CMS counts 41 Medicare patients who saw Dr. Flowers in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 3.04, 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. Flowers' median patient age at 68, with 44% women.
Dr. Flowers' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Flowers' Medicare patients by sex, 2024
- Women1332%
- Men2868%
Chronic conditions among Dr. Flowers' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Anxiety54%
- Chronic kidney disease46%
- Diabetes41%
- Mood disorders41%
- Ischemic heart disease37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Flowers' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Robert Flowers wrote 31 Medicare Part D claims in 2024
In 2024, Dr. Flowers wrote 31 Medicare Part D claims. 97% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $341 in total drug cost. In 2019, CMS named 196 claims across 6 drugs.
Dr. Flowers' Part D claims by kind of drug, 2024
- Generic30 claims97%
- Brand-name and other1 claims3%
Dr. Flowers' most prescribed drugs by claims, 2022
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, 2019 to 2022
- 2019
- 2022
- Claims for drugs CMS names
- 2019: 1962022: 1493%
Drugs named by CMS: 1 in 2022, 6 in 2019.
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. Christopher Robert Flowers scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Flowers for performance year 2024, reported as part of a group. Dr. Flowers accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Flowers' MIPS scores, performance year 2024
- 84of 100Final score
- 70.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 68of 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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Dr. Christopher Robert Flowers has 133 publications on record
Dmand AI links 133 papers to Dr. Flowers, published from 2004 to 2022. 2013 was the busiest year, with 14. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols, Lymphoma, Large B-Cell, Diffuse and Rituximab. Dr. Flowers has published most often in Cancer. Dr. Flowers' most frequent co-authors are Loretta J. Nastoupil, MD, Sagar Lonial, MD and Amelia A. Langston, MD.
Dr. Flowers' papers by year, 2013 to 2022
Topics Dr. Flowers writes about most
- Antineoplastic Combined Chemotherapy Protocols
- Lymphoma, Large B-Cell, Diffuse
- Rituximab
- Lymphoma, Follicular
- Antineoplastic Agents
- Hematopoietic Stem Cell Transplantation
- Cyclophosphamide
- Antibodies, Monoclonal, Murine-Derived
Dr. Flowers' most frequent co-authors
- Loretta J. Nastoupil, MD27 shared papers
- Sagar Lonial, MD18 shared papers
- Amelia A. Langston, MD7 shared papers
Recent publications by Dr. Flowers
N Engl J Med
Oncology (Williston Park)
Clin Lymphoma Myeloma Leuk
See who Dr. Flowers researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Flowers works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christopher Robert Flowers has worked on 7 clinical trials
Dmand AI links Dr. Flowers to 7 clinical trials, 2 of them phase 1/2 studies. 2 are still active or recruiting. Conditions studied include Lymphoma, Non-Hodgkin, Lymphoma, Follicular and Lymphoma, Mantle-Cell. National Cancer Institute (NCI) sponsors the most, 2.
Clinical trials with Dr. Flowers by phase
- NonePhase 1: no trials
- 2Phase 1/2: 2 trials
- 2Phase 2: 2 trials
- 1Phase 2/3: 1 trial
- NonePhase 3: no trials
- NonePhase 4: no trials
Conditions in Dr. Flowers' trials
- Lymphoma, Non-Hodgkin
- Lymphoma, Follicular
- Lymphoma, Mantle-Cell
- Lymphoma, T-Cell
- Plasmablastic Lymphoma
Investigators on the most trials with Dr. Flowers
Recent clinical trials with Dr. Flowers
Evaluation of Human Immune Responses Vaccination in Patients with Lymphoma (opens in a new tab)
Cholecalciferol in Improving Survival in Patients With Newly Diagnosed Cancer With Vitamin D Insufficiency (opens in a new tab)
Phase I/II Trial of VELCADE Plus Zevalin in Patients With Relapsed or Refractory Follicular Lymphoma (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Christopher Robert Flowers received $316,208 in industry payments from 2016 to 2025
CMS Open Payments shows 186 general payments to Dr. Flowers from 22 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 71% of the total. Genentech, Inc. paid the most, $205,796. It also lists 49 research payments totaling $46,024 from 2016 to 2025.
General payments to Dr. Flowers by program year, 2016 to 2025
General payments to Dr. Flowers by kind, 2016 to 2025
- Consulting fees$223,00971%
- Travel and lodging$57,20118%
- Speaker and faculty fees$25,0388%
- Food and beverage$5,5592%
- Honoraria$5,4002%
Companies that paid Dr. Flowers 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. Christopher Robert Flowers serves on 2 committees
Dr. Flowers serves on Committee on Appropriateness Criteria Expert Panel on Radiation Oncology - Lymphoma American College of Radiology and Guideline Development Group American Cancer Society.
Dr. Flowers' committees and leadership roles
- Committee on Appropriateness Criteria Expert Panel on Radiation Oncology - Lymphoma American College of RadiologyMember
- 2015 to present
- Guideline Development Group American Cancer SocietyAuthor
- 2015 to present
Source: Dmand AI Professional Profile Data
Dr. Christopher Robert Flowers graduated from Stanford University School Of Medicine
Dr. Flowers graduated from Stanford University School Of Medicine in 1997.
- Medical school
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Christopher Robert Flowers accepts plans from 7 insurance carriers
Dr. Flowers is in network with 7 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. POS plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Cigna
- CMS Medicare
- Elevance
- GA State Medicaid
Plan types Dr. Flowers accepts, by number of carriers
- POS4
- PPO4
- HMO3
- Medicare3
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher Robert Flowers'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 |
| 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. Christopher Robert Flowers
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. Christopher Robert Flowers' NPI number?
Dr. Christopher Robert Flowers' NPI number is 1174630503. It was assigned on August 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Robert Flowers?
Dr. Christopher Robert Flowers is a hematologist and oncologist in Houston, Texas. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Christopher Robert Flowers practice?
Dr. Flowers practices at 1515 Holcombe Blvd, Houston, TX 77030. Dr. Flowers' primary practice is The University of Texas MD Anderson Cancer Center in Houston, Texas, part of The University of Texas System.
What is Dr. Christopher Robert Flowers' medical license number?
Dr. Flowers holds Texas license S8306, one of the licenses on file in 10 states.
Which states has Dr. Christopher Robert Flowers been licensed in?
Dmand AI has state licenses on file for Dr. Flowers in Texas (2020 to 2026), Florida (since 2021), Arizona (2022 to 2027), Georgia (2003 to 2027), Tennessee (2022 to 2027), Louisiana (2022 to 2026), Alabama (2023 to 2025), Mississippi (2022 to 2025), Oklahoma (2022 to 2025) and Washington (1999 to 2005).
Which hospitals is Dr. Christopher Robert Flowers affiliated with?
Dr. Flowers practices at The University of Texas MD Anderson Cancer Center in Houston, Texas.
What medical group is Dr. Christopher Robert Flowers part of?
Dr. Flowers is linked to Physicians Referral Service.
Does Dr. Christopher Robert Flowers accept Medicare?
Yes. CMS data shows Dr. Flowers billed Medicare for 159 services in 2024, and Dr. Flowers accepts Medicare assignment.
What is Dr. Christopher Robert Flowers' MIPS score?
Dr. Flowers' MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Christopher Robert Flowers see?
CMS counts 41 Medicare patients who saw Dr. Flowers in 2024, with an average age of 74.
Show 9 more questionsShow fewer questions
Is Dr. Christopher Robert Flowers board certified?
Yes. Dr. Flowers is board certified in medical oncology by the American Board of Internal Medicine.
What services does Dr. Christopher Robert Flowers bill to Medicare?
In 2024, Dr. Flowers' most billed Medicare services were hospital inpatient care (99233) and hospital inpatient care (99239).
Where did Dr. Christopher Robert Flowers go to medical school?
Dr. Flowers graduated from Stanford University School Of Medicine in 1997.
What drugs does Dr. Christopher Robert Flowers prescribe most?
In 2022 Medicare Part D data, Dr. Flowers' most prescribed drugs by claims were Valacyclovir.
Has Dr. Christopher Robert Flowers received payments from drug or device companies?
CMS Open Payments shows $316,208 in general payments to Dr. Flowers from 22 companies from 2016 to 2025. The largest total came from Genentech, Inc.
How long has Dr. Christopher Robert Flowers been practicing?
Dr. Flowers graduated from medical school in 1997, 29 years ago.
Does Dr. Christopher Robert Flowers do research?
Dmand AI links 133 publications to Dr. Flowers, published from 2004 to 2022. Dr. Flowers has worked on 7 clinical trials.
Who does Dr. Christopher Robert Flowers publish with?
Dr. Flowers' most frequent co-authors are Loretta J. Nastoupil, MD (27 shared papers), Sagar Lonial, MD (18 shared papers) and Amelia A. Langston, MD (7 shared papers).
What insurance does Dr. Christopher Robert Flowers accept?
Dr. Flowers is in network with 7 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. POS plans come from the most carriers, 4. Check the plan with the practice before a visit.
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