Dr. Donald James Brooks, MD

  • Tucson, AZ
  • Hematologist and oncologist
NPI1801865175PAC ID7214053669
Medicare services, 2024
1,836
Medicare patients, 2024
429
Part D claims, 2024
1,587
Publications
1
Clinical trials
3
Practice address
5301 East Grant Road, Tucson, AZ 85712
Practice phone
Call (520) 324-1399
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Tucson Medical Center

Hospital · Tucson, Arizona

See all 7 affiliations

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Dr. Donald James Brooks is a hematologist and oncologist in Tucson, Arizona

Dr. Brooks practices at Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare.

Dr. Brooks' NPI, 1801865175, was assigned on March 17, 2006. Dr. Brooks graduated from University of Texas Southwestern Medical School at Dallas in 1986. Dr. Brooks holds Arizona license 20395.

NPI and contact details
Medicare PAC ID
7214053669
NPI enumeration date
March 17, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(520) 324-1399
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
66
Medical school graduation
1986

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

Dr. Donald James Brooks practices at Tucson Medical Center in Tucson, Arizona

Dr. Brooks' primary practice is Tucson Medical Center, at 5301 East Grant Road, Tucson, AZ 85712 in Pima County. The practice phone is (520) 324-1399.

Source: Dmand AI Affiliation Data

Dr. Donald James Brooks is affiliated with 4 sites of care and 3 medical groups

Dr. Brooks' primary practice is Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare. The medical group on file is TMC Health (Tucson Medical Center). Dmand AI also links Dr. Brooks to 3 more group practices and clinics and 2 medical groups, each named with a free account.

See all 7 affiliations for Dr. Brooks

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Donald James Brooks' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brooks practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Tucson Medical CenterAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Donald James Brooks is one of 259 hematologists and oncologists in Arizona

Hematology and oncology is Dr. Brooks' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Brooks is licensed in Arizona.

Specialties and state licenses

  • Hematology and oncology, ArizonaPrimaryLicense 20395 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Brooks

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. Donald James Brooks billed Medicare for 1,836 services in 2024

CMS data shows 1,836 Medicare services from Dr. Brooks across 19 procedure codes in 2024, for 429 Medicare patients. Medicare paid $91,140 for them.

Medicare services, 20241,836
Medicare patients429
Paid by Medicare$91,140
Procedure codes19

Dr. Brooks' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 15,0282024: 69595%
Office and hospital visits
2023: 9582024: 60936%
Tests and treatments
2023: 1,2492024: 34173%
Other services
2023: 1652024: 14512%
Surgery
2023: 922024: 2968%
Imaging
2023: 552024: 1769%

Where Dr. Brooks' Medicare services took place, 2024

  • In an office1,69292%
  • In a facility1448%

Dr. Brooks compared with the Arizona median for hematologists and oncologists, 2024

  • Dr. Brooks
  • Arizona median
Medicare services
1,836vs 2,70532% below
Medicare patients
429vs 37016% above
Part D claims
1,264vs 4043.1 times

Medians across 249 hematologists and oncologists in Arizona with Dmand AI profiles that report each measure.

Dr. Brooks' 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. Brooks

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

Dr. Donald James Brooks treated 429 Medicare patients in 2024, average age 76

CMS counts 429 Medicare patients who saw Dr. Brooks in 2024. The largest group is 75 to 84, with 186 patients. 73% of them have high cholesterol, and 69% have high blood pressure. 4% are also on Medicaid. Their average risk score is 1.91, 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. Brooks' median patient age at 72, with 54% women.

Medicare patients, 2024429
Average age76
Average risk score1.91
Also on Medicaid4%

Dr. Brooks' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Brooks' Medicare patients by sex, 2024

  • Women27263%
  • Men15737%

Chronic conditions among Dr. Brooks' Medicare patients, 2024

  1. High cholesterol73%
  2. High blood pressure69%
  3. Cancer55%
  4. Arthritis42%
  5. Chronic kidney disease32%
  6. Ischemic heart disease28%
  7. Mood disorders27%
  8. Diabetes25%

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

Dr. Brooks' patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women54%
  • Men46%

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

Dr. Donald James Brooks wrote 1,587 Medicare Part D claims in 2024

In 2024, Dr. Brooks wrote 1,587 Medicare Part D claims for 327 patients. 72% of them were for generic drugs. CMS names the drug for 1,264 of them, across 30 drugs with 11 or more claims each, at $3,365,173 in total drug cost. In 2023, CMS named 1,843 claims across 38 drugs.

Part D claims, 20241,587
Drugs named by CMS30
Total drug cost$3.4M
Part D patients327

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

  • Generic1,140 claims72%
  • Brand-name447 claims28%

Dr. Brooks' 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. Brooks' Part D claims, 2024

  • Opioids2%38 of 1,587 claims
  • Antibiotics2%28 of 1,587 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: 1,8432024: 1,26431%

Drugs named by CMS: 30 in 2024, 38 in 2023.

See all prescribing by Dr. Brooks

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. Donald James Brooks takes part in Medicare

Dr. Brooks 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. Donald James Brooks has 1 publication on record

Dmand AI links 1 paper to Dr. Brooks in 2022. Dr. Brooks' most frequent co-authors are Joseph Buscema, MD, Brian Sandeep De, MD and Robert Gin, MD.

Papers1

Dr. Brooks' most frequent co-authors

Recent publications by Dr. Brooks

See all 1 publications and co-authors

See who Dr. Brooks researches with

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

How network discovery works

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

Dr. Donald James Brooks has worked on 3 clinical trials

Dmand AI links Dr. Brooks to 3 clinical trials, 2 of them phase 2 studies. Conditions studied include Colonic Neoplasms, Lymphoma, Large B-Cell, Diffuse and Lymphoma, T-Cell, Peripheral. Seagen Inc. sponsors the most, 2.

Clinical trials with Dr. Brooks by phase

  1. NonePhase 1: no trials
  2. 2Phase 2: 2 trials
  3. 1Phase 3: 1 trial
  4. NonePhase 4: no trials

Conditions in Dr. Brooks' trials

  • Colonic Neoplasms
  • Lymphoma, Large B-Cell, Diffuse
  • Lymphoma, T-Cell, Peripheral
  • Lymphoma, B-Cell
  • Lymphoma, T-Cell

Investigators on the most trials with Dr. Brooks

Recent clinical trials with Dr. Brooks

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

Dr. Donald James Brooks received $5,365 in industry payments from 2016 to 2025

CMS Open Payments shows 316 general payments to Dr. Brooks from 49 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Pfizer Inc. paid the most, $616.

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

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

$5.4Kin total
  • Food and beverage$5,20397%
  • Education$1623%

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

Share is of all general payments to this clinician.

See all payments to Dr. Brooks

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

Dr. Donald James Brooks graduated from University of Texas Southwestern Medical School at Dallas

Dr. Brooks graduated from University of Texas Southwestern Medical School at Dallas in 1986.

  1. Medical schoolUniversity of Texas Southwestern Medical School at Dallas

Source: Dmand AI Professional Profile Data

Sources for Dr. Donald James Brooks'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 DataDmand AI Org Hierarchy 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
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. Donald James Brooks

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. Donald James Brooks' NPI number?

Dr. Donald James Brooks' NPI number is 1801865175. It was assigned on March 17, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Donald James Brooks?

Dr. Donald James Brooks is a hematologist and oncologist in Tucson, Arizona. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Donald James Brooks practice?

Dr. Brooks practices at 5301 East Grant Road, Tucson, AZ 85712. Dr. Brooks' primary practice is Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare. Dmand AI also links Dr. Brooks to 3 group practices and clinics and 2 medical groups.

What is Dr. Donald James Brooks' office phone number?

The practice phone on file for Dr. Brooks is (520) 324-1399.

What is Dr. Donald James Brooks' medical license number?

Dr. Brooks holds Arizona license 20395.

Which hospitals is Dr. Donald James Brooks affiliated with?

Dr. Brooks practices at Tucson Medical Center in Tucson, Arizona.

What medical group is Dr. Donald James Brooks part of?

Dr. Brooks is linked to TMC Health (Tucson Medical Center). Dmand AI links Dr. Brooks to 2 more medical groups.

Does Dr. Donald James Brooks accept Medicare?

Yes. CMS data shows Dr. Brooks billed Medicare for 1,836 services in 2024, and Dr. Brooks accepts Medicare assignment.

How many Medicare patients does Dr. Donald James Brooks see?

CMS counts 429 Medicare patients who saw Dr. Brooks in 2024, with an average age of 76.

What services does Dr. Donald James Brooks bill to Medicare?

In 2024, Dr. Brooks' most billed Medicare services were injected or infused drug (J1626), office visit, established patient (99214) and injected or infused drug (J1100).

Show 6 more questionsShow fewer questions

Where did Dr. Donald James Brooks go to medical school?

Dr. Brooks graduated from University of Texas Southwestern Medical School at Dallas in 1986.

What drugs does Dr. Donald James Brooks prescribe most?

In 2024 Medicare Part D data, Dr. Brooks' most prescribed drugs by claims were Anastrozole, Letrozole and Eliquis.

Has Dr. Donald James Brooks received payments from drug or device companies?

CMS Open Payments shows $5,365 in general payments to Dr. Brooks from 49 companies from 2016 to 2025. The largest total came from Pfizer Inc.

How long has Dr. Donald James Brooks been practicing?

Dr. Brooks graduated from medical school in 1986, 40 years ago.

Does Dr. Donald James Brooks do research?

Dmand AI links 1 publication to Dr. Brooks. Dr. Brooks has worked on 3 clinical trials.

Who does Dr. Donald James Brooks publish with?

Dr. Brooks' most frequent co-authors are Joseph Buscema, MD (1 shared paper), Brian Sandeep De, MD (1 shared paper) and Robert Gin, MD (1 shared paper).

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