Dr. Bret Alan Cook, MD

  • Salem, OR
  • Hematologist and oncologist
NPI1184608994PAC ID4385785567
Medicare services, 2023
358
Part D claims, 2024
15
Publications
1
Clinical trials
1
Hospital affiliations
2
Practice address
875 Oak Street SE, Suite C3095, Salem, OR 97301
Practice phone
Call (503) 561-8170
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Salem Endoscopy Center

Surgery Center - Medicare-Certified · Salem, Oregon

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Dr. Bret Alan Cook is a hematologist and oncologist in Salem, Oregon

Dr. Cook practices at Salem Endoscopy Center in Salem, Oregon.

Dr. Cook's NPI, 1184608994, was assigned on December 5, 2005. Dr. Cook graduated from Chicago College of Medicine and Surgery in 1994. Dr. Cook holds Oregon license MD22262.

NPI and contact details
Medicare PAC ID
4385785567
NPI enumeration date
December 5, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(503) 561-8170
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
58
Medical school graduation
1994

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

Dr. Bret Alan Cook practices at Salem Endoscopy Center in Salem, Oregon

Dr. Cook's primary practice is Salem Endoscopy Center, at 875 Oak Street SE, Suite C3095, Salem, OR 97301. The practice phone is (503) 561-8170.

  • Salem Endoscopy Center
    875 Oak Street SE, Suite C3095, Salem, OR 97301Phone(503) 561-8170

Source: Dmand AI Affiliation Data

Dr. Bret Alan Cook is affiliated with 6 sites of care and 3 medical groups

Dr. Cook's primary practice is Salem Endoscopy Center in Salem, Oregon. Dr. Cook is also affiliated with Salem Hospital. The medical group on file is Oregon Oncology Specialists. Dmand AI also links Dr. Cook to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 ambulatory surgery center, each named with a free account.

See all 9 affiliations for Dr. Cook

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

Dmand AI tracks the EHR system at Dr. Bret Alan Cook's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cook practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Salem Endoscopy CenterAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Bret Alan Cook is one of 118 hematologists and oncologists in Oregon

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

Specialties and state licenses

  • Hematology and oncology, OregonPrimaryLicense MD22262 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Cook

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

118hematologists and oncologists in Oregon
8hematologists and oncologists in Salem

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

Dr. Bret Alan Cook billed Medicare for 358 services in 2023

CMS data shows 358 Medicare services from Dr. Cook across 4 procedure codes in 2023, all of them office visits. Medicare paid $22,370 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2023358
Paid by Medicare$22,370
Procedure codes4

Dr. Cook's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 9402023: 35862%

Dr. Cook compared with the Oregon median for hematologists and oncologists, 2023

  • Dr. Cook
  • Oregon median
Medicare services
358vs 1,33173% below
Part D claims
373vs 72649% below

Medians across 122 hematologists and oncologists in Oregon with Dmand AI profiles that report each measure.

Dr. Cook's most billed Medicare procedure codes, 2023

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. Cook

Need commercial claims for Dr. Cook?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cook and other hematologists and oncologists in Oregon.

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

Dr. Bret Alan Cook's patients have a median age of 68

Across all payers, Dmand AI patient panel data puts Dr. Cook's median patient age at 68, with 52% women.

Dr. Cook's 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

  • Women52%
  • Men48%

Source: Dmand AI Patient Panel Data

Dr. Bret Alan Cook wrote 15 Medicare Part D claims in 2024

In 2024, Dr. Cook wrote 15 Medicare Part D claims. 100% of them were for generic drugs. They cover 14 drugs, with $30,391 in total drug cost. In 2022, CMS named 457 claims across 15 drugs.

Part D claims, 202415
Drugs named by CMS14
Total drug cost$30,391

Dr. Cook's most prescribed drugs by claims, 2023

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, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 4572023: 37318%

Drugs named by CMS: 14 in 2023, 15 in 2022.

See all prescribing by Dr. Cook

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. Bret Alan Cook takes part in Medicare

Dr. Cook 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. Bret Alan Cook has 1 publication on record

Dmand AI links 1 paper to Dr. Cook in 2022. Dr. Cook's most frequent co-author is Kent Douglas Sharman, MD.

Papers1

Dr. Cook's most frequent co-authors

Recent publications by Dr. Cook

See all 1 publications and co-authors

See who Dr. Cook researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cook 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. Bret Alan Cook has worked on 1 clinical trial

Dmand AI links Dr. Cook to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Breast Neoplasms, Male and Breast Neoplasms.

Conditions in Dr. Cook's trials

  • Breast Neoplasms, Male
  • Breast Neoplasms

Investigators on the most trials with Dr. Cook

Recent clinical trials with Dr. Cook

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

Dr. Bret Alan Cook received $10,374 in industry payments from 2016 to 2025

CMS Open Payments shows 465 general payments to Dr. Cook from 62 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 89% of the total. Amgen Inc. paid the most, $699.

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

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

$10.4Kin total
  • Food and beverage$9,23789%
  • Education$1,13711%

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

Share is of all general payments to this clinician.

See all payments to Dr. Cook

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

Dr. Bret Alan Cook graduated from Chicago College of Medicine and Surgery

Dr. Cook graduated from Chicago College of Medicine and Surgery in 1994.

  1. Medical schoolChicago College of Medicine and Surgery

Source: Dmand AI Professional Profile Data

Sources for Dr. Bret Alan Cook'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 Data
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. Bret Alan Cook

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. Bret Alan Cook's NPI number?

Dr. Bret Alan Cook's NPI number is 1184608994. It was assigned on December 5, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Bret Alan Cook?

Dr. Bret Alan Cook is a hematologist and oncologist in Salem, Oregon. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Bret Alan Cook practice?

Dr. Cook practices at 875 Oak Street SE, Suite C3095, Salem, OR 97301. Dr. Cook's primary practice is Salem Endoscopy Center in Salem, Oregon. Dmand AI also links Dr. Cook to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 ambulatory surgery center.

What is Dr. Bret Alan Cook's office phone number?

The practice phone on file for Dr. Cook is (503) 561-8170.

What is Dr. Bret Alan Cook's medical license number?

Dr. Cook holds Oregon license MD22262.

Which hospitals is Dr. Bret Alan Cook affiliated with?

Dr. Cook is affiliated with Salem Hospital. Dmand AI links Dr. Cook to 1 more hospital.

What medical group is Dr. Bret Alan Cook part of?

Dr. Cook is linked to Oregon Oncology Specialists. Dmand AI links Dr. Cook to 2 more medical groups.

Does Dr. Bret Alan Cook accept Medicare?

Yes. CMS data shows Dr. Cook billed Medicare for 358 services in 2023, and Dr. Cook accepts Medicare assignment.

What services does Dr. Bret Alan Cook bill to Medicare?

In 2023, Dr. Cook's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, new patient (99205).

Where did Dr. Bret Alan Cook go to medical school?

Dr. Cook graduated from Chicago College of Medicine and Surgery in 1994.

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What drugs does Dr. Bret Alan Cook prescribe most?

In 2023 Medicare Part D data, Dr. Cook's most prescribed drugs by claims were Letrozole, Ondansetron ODT and Dexamethasone.

Has Dr. Bret Alan Cook received payments from drug or device companies?

CMS Open Payments shows $10,374 in general payments to Dr. Cook from 62 companies from 2016 to 2025. The largest total came from Amgen Inc.

How long has Dr. Bret Alan Cook been practicing?

Dr. Cook graduated from medical school in 1994, 32 years ago.

Does Dr. Bret Alan Cook do research?

Dmand AI links 1 publication to Dr. Cook. Dr. Cook has worked on 1 clinical trial.

Who does Dr. Bret Alan Cook publish with?

Dr. Cook's most frequent co-authors are Kent Douglas Sharman, MD (1 shared paper).

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