Dr. Rex Yung, MD
- Medicare services, 2024
- 67
- Medicare patients, 2024
- 48
- Part D claims, 2022
- 25
- Publications
- 43
- Hospital affiliations
- 3
- Practice address
- 1010 Three Springs Blvd, Durango, CO 81301
- Practice phone
- Call (970) 247-4311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Yung'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. Rex Yung is a pulmonologist in Durango, Colorado
Dr. Yung practices at CommonSpirit - Mercy Hospital in Durango, Colorado, part of CommonSpirit Health.
Dr. Yung's NPI, 1750327128, was assigned on June 22, 2006. Dr. Yung graduated from David Geffen School of Medicine at UCLA in 1985. Dr. Yung's Maryland license number on file is D55665.
- NPI
- 1750327128NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446380992
- NPI enumeration date
- June 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (970) 247-4311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rex Yung practices at CommonSpirit - Mercy Hospital in Durango, Colorado
Dr. Yung's primary practice is CommonSpirit - Mercy Hospital, at 1010 Three Springs Blvd, Durango, CO 81301 in La Plata County. The practice phone is (970) 247-4311.
- CommonSpirit - Mercy Hospital1010 Three Springs Blvd, Durango, CO 81301 · La Plata CountyPhone(970) 247-4311
Source: Dmand AI Affiliation Data
Dr. Rex Yung is affiliated with 4 sites of care and 10 medical groups
Dr. Yung's primary practice is CommonSpirit - Mercy Hospital in Durango, Colorado, part of CommonSpirit Health. Dr. Yung is also affiliated with Alameda Health System - Highland Hospital. The medical group on file is Cardiac & Thoracic Surgery Associates (CTSA). Dmand AI also links Dr. Yung to 1 more hospital, 9 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rex Yung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yung practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CommonSpirit - Mercy Hospital | Available with a free account |
| +3 more sites and 9 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rex Yung is one of 254 pulmonologists in Colorado
Pulmonary disease is Dr. Yung's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Yung is board certified in critical care medicine by the American Board of Internal Medicine. Dmand AI has Dr. Yung's licenses on file in 10 states: Maryland, South Dakota, Colorado, North Dakota, California, Minnesota, Missouri, Utah, Wisconsin and Nebraska.
Specialties and state licenses
- Pulmonary disease, MarylandPrimary
- South Dakota license
- Colorado license
- North Dakota license
- Critical care medicine (internal medicine), California
- Minnesota license
- Missouri license
- Utah license
- Wisconsin license
- Nebraska license
Clinical focus
Dmand AI lists acute respiratory failure, asthma, chronic obstructive pulmonary disease (COPD), pneumonia and respiratory infection, pulmonary fibrosis, sleep apnea and tobacco use among the conditions Dr. Yung treats.
Pulmonologists near Dr. Yung
Counts of pulmonologists 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. Rex Yung billed Medicare for 67 services in 2024
CMS data shows 67 Medicare services from Dr. Yung across 2 procedure codes in 2024, for 48 Medicare patients. Medicare paid $8,754 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Yung's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2152024: 6769%
- Tests and treatments
- 2023: 542024: 0100%
Dr. Yung compared with the Colorado median for pulmonologists, 2024
- Dr. Yung
- Colorado median
- Medicare services
- 67vs 35481% below
- Medicare patients
- 48vs 19575% below
- Part D claims
- 25vs 37693% below
Medians across 247 pulmonologists in Colorado with Dmand AI profiles that report each measure.
Dr. Yung's 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.
Need commercial claims for Dr. Yung?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yung and other pulmonologists in Colorado.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rex Yung treated 48 Medicare patients in 2024, average age 70
CMS counts 48 Medicare patients who saw Dr. Yung in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.65, 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. Yung's median patient age at 76, with 65% women.
Dr. Yung's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Yung's Medicare patients by sex, 2024
- Women2348%
- Men2552%
Chronic conditions among Dr. Yung's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Mood disorders58%
- Heart failure54%
- Depression52%
- Diabetes50%
- COPD48%
- Anxiety40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women65%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rex Yung wrote 25 Medicare Part D claims in 2022
In 2022, Dr. Yung wrote 25 Medicare Part D claims. They cover 2 drugs, with $9,806 in total drug cost. In 2021, CMS named 152 claims across 9 drugs.
Dr. Yung's 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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 1522022: 2584%
Drugs named by CMS: 2 in 2022, 9 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Rex Yung offers telehealth to Medicare patients
Dr. Yung accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Yung as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Rex Yung has 43 publications on record
Dmand AI links 43 papers to Dr. Yung, published from 2009 to 2021. 2009 was the busiest year, with 3. The most frequent topics are Lung Neoplasms, Bronchoscopy and Carcinoma, Non-Small-Cell Lung. Dr. Yung has published most often in Chest. Dr. Yung's most frequent co-authors are Johann Christoph Brandes, MD, PhD, Malcolm V. Brock, MD and Edward S. Chen, MD.
Dr. Yung's papers by year, 2009 to 2021
Topics Dr. Yung writes about most
- Lung Neoplasms
- Bronchoscopy
- Carcinoma, Non-Small-Cell Lung
- Lung
- Predictive Value of Tests
- Tomography, X-Ray Computed
- Biomarkers, Tumor
- Biopsy
Dr. Yung's most frequent co-authors
- Johann Christoph Brandes, MD, PhD2 shared papers
- Malcolm V. Brock, MD2 shared papers
- Edward S. Chen, MD2 shared papers
Recent publications by Dr. Yung
Clin Epigenetics
BMC Infect Dis
See who Dr. Yung researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yung works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Rex Yung received $6,709 in industry payments from 2016 to 2020
CMS Open Payments shows 116 general payments to Dr. Yung from 33 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 49% of the total. Biodelivery Sciences International, Inc. paid the most, $3,227.
General payments to Dr. Yung by program year, 2016 to 2020
General payments to Dr. Yung by kind, 2016 to 2020
- Food and beverage$3,31049%
- Honoraria$2,50037%
- Travel and lodging$6029%
- Consulting fees$2684%
- Education$300%
Companies that paid Dr. Yung the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Rex Yung has 1 award and honors on record
Dmand AI lists 1 award for Dr. Yung, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Yung
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Rex Yung graduated from David Geffen School of Medicine at UCLA
Dr. Yung graduated from David Geffen School of Medicine at UCLA in 1985.
- Medical school
- Board certified in critical care medicine
- Board certified in internal medicine
- Board certified in pulmonary disease
Source: Dmand AI Professional Profile Data
Dr. Rex Yung accepts plans from 12 insurance carriers
Dr. Yung is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of North Dakota
- Blue Cross Blue Shield of Massachusetts
- CareFirst BlueCross BlueShield
- HCSC
- +4 more carriersWith a free account
Plan types Dr. Yung accepts, by number of carriers
- PPO9
- Medicare8
- HMO5
- POS4
- EPO3
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for Dr. Rex Yung'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 |
| 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. Rex Yung
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. Rex Yung's NPI number?
Dr. Rex Yung's NPI number is 1750327128. It was assigned on June 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Rex Yung?
Dr. Rex Yung is a pulmonologist in Durango, Colorado. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Rex Yung practice?
Dr. Yung practices at 1010 Three Springs Blvd, Durango, CO 81301. Dr. Yung's primary practice is CommonSpirit - Mercy Hospital in Durango, Colorado, part of CommonSpirit Health. Dmand AI also links Dr. Yung to 1 hospital, 9 medical groups and 1 group practice or clinic.
What is Dr. Rex Yung's office phone number?
The practice phone on file for Dr. Yung is (970) 247-4311.
What is Dr. Rex Yung's medical license number?
Dr. Yung's Maryland license number on file is D55665, one of the licenses on file in 10 states.
Which states has Dr. Rex Yung been licensed in?
Dmand AI has state licenses on file for Dr. Yung in Maryland (2000 to 2025), South Dakota (since 2025), Colorado (2025 to 2027), North Dakota (2020 to 2026), California (2019 to 2025), Minnesota (2021 to 2024), Missouri (2022 to 2024), Utah (2022 to 2024), Wisconsin (2020 to 2023) and Nebraska (2020 to 2022).
Which hospitals is Dr. Rex Yung affiliated with?
Dr. Yung practices at CommonSpirit - Mercy Hospital in Durango, Colorado. Dr. Yung is also affiliated with Alameda Health System - Highland Hospital. Dmand AI links Dr. Yung to 1 more hospital.
What medical group is Dr. Rex Yung part of?
Dr. Yung is linked to Cardiac & Thoracic Surgery Associates (CTSA). Dmand AI links Dr. Yung to 9 more medical groups.
Does Dr. Rex Yung accept Medicare?
Yes. CMS data shows Dr. Yung billed Medicare for 67 services in 2024, and Dr. Yung accepts Medicare assignment.
Does Dr. Rex Yung offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Yung as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Rex Yung see?
CMS counts 48 Medicare patients who saw Dr. Yung in 2024, with an average age of 70.
Is Dr. Rex Yung board certified?
Yes. Dr. Yung is board certified in critical care medicine by the American Board of Internal Medicine.
What services does Dr. Rex Yung bill to Medicare?
In 2024, Dr. Yung's most billed Medicare services were critical care (99291) and hospital inpatient care (99232).
Where did Dr. Rex Yung go to medical school?
Dr. Yung graduated from David Geffen School of Medicine at UCLA in 1985.
What drugs does Dr. Rex Yung prescribe most?
In 2022 Medicare Part D data, Dr. Yung's most prescribed drugs by claims were Advair Diskus and Albuterol Sulfate Hfa.
Has Dr. Rex Yung received payments from drug or device companies?
CMS Open Payments shows $6,709 in general payments to Dr. Yung from 33 companies from 2016 to 2020. The largest total came from Biodelivery Sciences International, Inc.
How long has Dr. Rex Yung been practicing?
Dr. Yung graduated from medical school in 1985, 41 years ago.
Does Dr. Rex Yung do research?
Dmand AI links 43 publications to Dr. Yung, published from 2009 to 2021.
Who does Dr. Rex Yung publish with?
Dr. Yung's most frequent co-authors are Johann Christoph Brandes, MD, PhD (2 shared papers), Malcolm V. Brock, MD (2 shared papers) and Edward S. Chen, MD (2 shared papers).
What insurance does Dr. Rex Yung accept?
Dr. Yung is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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