$16 in research paymentsObesityOvernutritionLY3305677LY3549492LY3841136
Dr. Matthew Joseph K Douglas, MD
NPI1902219132
- Medicare services, 2022
- 24
- Part D claims, 2021
- 11
- Clinical trials
- 4
- Hospital affiliations
- 1
- Industry payments
- $2,601
- Practice address
- 190 East Bannock Street, Boise, ID 83712
- Practice phone
- Call (208) 381-2222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Douglas' professional email, personal email and mobile number
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Dr. Matthew Joseph K Douglas is an emergency medicine physician in Boise, Idaho
Dr. Douglas practices at St. Luke's Boise Medical Center in Boise, Idaho, part of St. Luke's Health System.
Dr. Douglas' NPI, 1902219132, was assigned on June 5, 2014. Dr. Douglas graduated from University of Arizona College of Medicine in 2014. Dr. Douglas holds Arizona license 52694.
NPI and contact details
- NPI
- 1902219132NPI Registry (opens in a new tab)
- NPI enumeration date
- June 5, 2014
- NPI status
- Active
- Practice phone
- (208) 381-2222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Matthew Joseph K Douglas practices at St. Luke's Boise Medical Center in Boise, Idaho
Dr. Douglas' primary practice is St. Luke's Boise Medical Center, at 190 East Bannock Street, Boise, ID 83712 in Ada County. The practice phone is (208) 381-2222.
- St. Luke's Boise Medical Center190 East Bannock Street, Boise, ID 83712 · Ada CountyPhone(208) 381-2222
Source: Dmand AI Affiliation Data
Dr. Matthew Joseph K Douglas is affiliated with 2 sites of care and 3 medical groups
Dr. Douglas' primary practice is St. Luke's Boise Medical Center in Boise, Idaho, part of St. Luke's Health System. The medical group on file is St. Luke's Health System. Dmand AI also links Dr. Douglas to 2 more medical groups and 1 breast imaging center, each named with a free account.
St. Luke's Health System2 medical groupsNames with a free account1 breast imaging centerName with a free account
See all 5 affiliations for Dr. DouglasSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew Joseph K Douglas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Douglas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Luke's Boise Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew Joseph K Douglas is one of 322 emergency medicine physicians in Idaho
Emergency medicine is Dr. Douglas' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Douglas' licenses on file in 2 states: Arizona and Idaho.
Specialties and state licenses
- Emergency medicine, ArizonaPrimary
- Idaho license
Emergency medicine physicians near Dr. Douglas
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
322emergency medicine physicians in Idaho90emergency medicine physicians in Boise49emergency medicine physicians at St. Luke's Boise Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Matthew Joseph K Douglas billed Medicare for 24 services in 2022
CMS data shows 24 Medicare services from Dr. Douglas across 1 procedure code in 2022. Medicare paid $3,727 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202224
Paid by Medicare$3,727
Procedure codes1
Dr. Douglas' Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 4892022: 2495%
Dr. Douglas compared with the Idaho median for emergency medicine physicians, 2022
- Dr. Douglas
- Idaho median
- Medicare services
- 24vs 26491% below
- Part D claims
- 11vs 6784% below
Medians across 335 emergency medicine physicians in Idaho with Dmand AI profiles that report each measure.
Dr. Douglas' most billed Medicare procedure codes, 2022
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew Joseph K Douglas' patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Douglas' median patient age at 60, with 57% women.
Dr. Douglas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Matthew Joseph K Douglas wrote 11 Medicare Part D claims in 2021
In 2021, Dr. Douglas wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $99 in total drug cost.
Part D claims, 202111
Drugs named by CMS1
Total drug cost$99
Dr. Douglas' most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Matthew Joseph K Douglas has worked on 4 clinical trials
Dmand AI links Dr. Douglas to 4 clinical trials. 2 are still active or recruiting. Conditions studied include Obesity, Diabetes Mellitus, Type 2 and Sarcoma, Clear Cell. Eli Lilly and Company sponsors the most, 3. Open Payments lists research payments to Dr. Douglas that name 4 trials.
Conditions in Dr. Douglas' trials
- Obesity
- Diabetes Mellitus, Type 2
- Sarcoma, Clear Cell
- Neoplasms, Connective Tissue
- Overnutrition
Investigators on the most trials with Dr. Douglas
- Warren Daniel Spinner, DO3 shared trials
- Hessam Aazami, MD2 shared trials
- Angela Kay Fitch, MD2 shared trials
Recent clinical trials with Dr. Douglas
Induction Therapy With Vemurafenib and Cobimetinib to Optimize Nivolumab and Ipilimumab Therapy (opens in a new tab)
Status unknown
$214 in research paymentsSarcoma, Clear CellNeoplasms, Connective TissueVemurafenib and Cobimetinib
A Study of Retatrutide (LY3437943) on Renal Function in Participants With Overweight or Obesity and Chronic Kidney Disease With or Without Type 2 Diabetes (opens in a new tab)
Active, not recruiting
$520 in research paymentsDiabetes Mellitus, Type 2ObesityRetatrutide
$1,138 in research paymentsLY3556050
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Matthew Joseph K Douglas received $2,601 in industry payments from 2019 to 2024
CMS Open Payments shows 11 general payments to Dr. Douglas from 6 drug and device companies from 2019 to 2024. Travel and lodging make up the largest share, 59% of the total. Moderna TX, Inc. paid the most, $1,779. It also lists 4 research payments totaling $1,887 in 2023, naming 4 clinical trials.
General payments to Dr. Douglas by program year, 2019 to 2024
General payments to Dr. Douglas by kind, 2019 to 2024
$2.6Kin total
- Travel and lodging$1,52359%
- Food and beverage$1,07841%
Companies that paid Dr. Douglas the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew Joseph K Douglas graduated from University of Arizona College of Medicine
Dr. Douglas graduated from University of Arizona College of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Matthew Joseph K Douglas'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Clinical trials and co-investigators | ClinicalTrials.gov (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. Matthew Joseph K Douglas
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. Matthew Joseph K Douglas' NPI number?
Dr. Matthew Joseph K Douglas' NPI number is 1902219132. It was assigned on June 5, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew Joseph K Douglas?
Dr. Matthew Joseph K Douglas is an emergency medicine physician in Boise, Idaho. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Matthew Joseph K Douglas practice?
Dr. Douglas practices at 190 East Bannock Street, Boise, ID 83712. Dr. Douglas' primary practice is St. Luke's Boise Medical Center in Boise, Idaho, part of St. Luke's Health System. Dmand AI also links Dr. Douglas to 2 medical groups and 1 breast imaging center.
What is Dr. Matthew Joseph K Douglas' office phone number?
The practice phone on file for Dr. Douglas is (208) 381-2222.
What is Dr. Matthew Joseph K Douglas' medical license number?
Dr. Douglas holds Arizona license 52694, one of the licenses on file in 2 states.
Which states has Dr. Matthew Joseph K Douglas been licensed in?
Dmand AI has state licenses on file for Dr. Douglas in Arizona and Idaho.
Which hospitals is Dr. Matthew Joseph K Douglas affiliated with?
Dr. Douglas practices at St. Luke's Boise Medical Center in Boise, Idaho.
What medical group is Dr. Matthew Joseph K Douglas part of?
Dr. Douglas is linked to St. Luke's Health System. Dmand AI links Dr. Douglas to 2 more medical groups.
Does Dr. Matthew Joseph K Douglas accept Medicare?
Yes. CMS data shows Dr. Douglas billed Medicare for 24 services in 2022.
What services does Dr. Matthew Joseph K Douglas bill to Medicare?
In 2022, Dr. Douglas' most billed Medicare services were emergency department visit (99285).
Show 5 more questionsShow fewer questions
Where did Dr. Matthew Joseph K Douglas go to medical school?
Dr. Douglas graduated from University of Arizona College of Medicine in 2014.
What drugs does Dr. Matthew Joseph K Douglas prescribe most?
In 2021 Medicare Part D data, Dr. Douglas' most prescribed drugs by claims were Cephalexin.
Has Dr. Matthew Joseph K Douglas received payments from drug or device companies?
CMS Open Payments shows $2,601 in general payments to Dr. Douglas from 6 companies from 2019 to 2024. The largest total came from Moderna TX, Inc.
How long has Dr. Matthew Joseph K Douglas been practicing?
Dr. Douglas graduated from medical school in 2014, 12 years ago.
Does Dr. Matthew Joseph K Douglas do research?
Dr. Douglas has worked on 4 clinical trials.
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