Dr. Leon Tan Que Jr., MD
- Part D claims, 2024
- 278
- Industry payments
- $1,086
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 1755 48th St, Boulder, CO 80301
- Practice phone
- Call (303) 604-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Endoscopy Center of the Rockies
Surgery Center - Medicare-Certified · Boulder, Colorado
Find Dr. Que's 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. Leon Tan Que Jr. is a psychiatrist in Boulder, Colorado
Dr. Que practices at Endoscopy Center of the Rockies in Boulder, Colorado.
Dr. Que's NPI, 1801873740, was assigned on December 30, 2005. Dr. Que holds Colorado license DR-49828.
- NPI
- 1801873740NPI Registry (opens in a new tab)
- NPI enumeration date
- December 30, 2005
- NPI status
- Active
- Practice phone
- (303) 604-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Leon Tan Que Jr. practices at Endoscopy Center of the Rockies in Boulder, Colorado
Dr. Que's primary practice is Endoscopy Center of the Rockies, at 1755 48th St, Boulder, CO 80301. The practice phone is (303) 604-5000.
- Endoscopy Center of the Rockies1755 48th St, Boulder, CO 80301Phone(303) 604-5000
Source: Dmand AI Affiliation Data
Dr. Leon Tan Que Jr. is affiliated with 1 site of care
Dr. Que's primary practice is Endoscopy Center of the Rockies in Boulder, Colorado.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leon Tan Que Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Que practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Endoscopy Center of the Rockies | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leon Tan Que Jr. is one of 611 psychiatrists in Colorado
Psychiatry is Dr. Que's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Que is licensed in Colorado.
Specialties and state licenses
- Psychiatry, ColoradoPrimary
Psychiatrists near Dr. Que
Counts of psychiatrists 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. Leon Tan Que Jr.'s patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Dr. Que's median patient age at 45, with 60% women.
Dr. Que's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Dr. Leon Tan Que Jr. wrote 278 Medicare Part D claims in 2024
In 2024, Dr. Que wrote 278 Medicare Part D claims for 12 patients. 91% of them were for generic drugs. CMS names the drug for 156 of them, across 8 drugs with 11 or more claims each, at $9,127 in total drug cost. In 2023, CMS named 148 claims across 8 drugs.
Dr. Que's Part D claims by kind of drug, 2024
- Generic252 claims91%
- Brand-name26 claims9%
Dr. Que'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1482024: 1565%
Drugs named by CMS: 8 in 2024, 8 in 2023.
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
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Dr. Leon Tan Que Jr. received $1,086 in industry payments from 2016 to 2020
CMS Open Payments shows 51 general payments to Dr. Que from 10 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 97% of the total. Lundbeck LLC paid the most, $308.
General payments to Dr. Que by program year, 2016 to 2020
General payments to Dr. Que by kind, 2016 to 2020
- Food and beverage$1,05697%
- Education$303%
Companies that paid Dr. Que the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leon Tan Que Jr.'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 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)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Leon Tan Que Jr.
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. Leon Tan Que Jr.'s NPI number?
Dr. Leon Tan Que Jr.'s NPI number is 1801873740. It was assigned on December 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Leon Tan Que Jr.?
Dr. Leon Tan Que Jr. is a psychiatrist in Boulder, Colorado. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Leon Tan Que Jr. practice?
Dr. Que practices at 1755 48th St, Boulder, CO 80301. Dr. Que's primary practice is Endoscopy Center of the Rockies in Boulder, Colorado.
What is Dr. Leon Tan Que Jr.'s office phone number?
The practice phone on file for Dr. Que is (303) 604-5000.
What is Dr. Leon Tan Que Jr.'s medical license number?
Dr. Que holds Colorado license DR-49828.
What drugs does Dr. Leon Tan Que Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Que's most prescribed drugs by claims were Doxepin HCl, Dextroamphetamine-Amphetamine and Clonazepam.
Has Dr. Leon Tan Que Jr. received payments from drug or device companies?
CMS Open Payments shows $1,086 in general payments to Dr. Que from 10 companies from 2016 to 2020. The largest total came from Lundbeck LLC.
How long has Dr. Leon Tan Que Jr. been practicing?
Dr. Que's NPI was assigned in 2005.
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