Dr. Casey Kylee Mullen, MD
- Medicare services, 2024
- 548
- Medicare patients, 2024
- 344
- Part D claims, 2024
- 322
- Hospital affiliations
- 2
- Industry payments
- $12
- Practice address
- 2000 Transmountain Rd, El Paso, TX 79911
- Practice phone
- Call (915) 877-8136
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Mullen'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. Casey Kylee Mullen is an emergency medicine physician in El Paso, Texas
Dr. Mullen practices at The Hospitals of Providence - Transmountain Campus in El Paso, Texas, part of Tenet Healthcare.
Dr. Mullen's NPI, 1104184993, was assigned on April 30, 2012. Dr. Mullen graduated from University of New Mexico School of Medicine in 2012. Dr. Mullen holds Texas license Q5045.
- NPI
- 1104184993NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668787664
- NPI enumeration date
- April 30, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (915) 877-8136
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Casey Kylee Mullen practices at The Hospitals of Providence - Transmountain Campus in El Paso, Texas
Dr. Mullen's primary practice is The Hospitals of Providence - Transmountain Campus, at 2000 Transmountain Rd, El Paso, TX 79911 in El Paso County. The practice phone is (915) 877-8136.
- The Hospitals of Providence - Transmountain Campus2000 Transmountain Rd, El Paso, TX 79911 · El Paso CountyPhone(915) 877-8136
Source: Dmand AI Affiliation Data
Dr. Casey Kylee Mullen is affiliated with 2 sites of care and 3 medical groups
Dr. Mullen's primary practice is The Hospitals of Providence - Transmountain Campus in El Paso, Texas, part of Tenet Healthcare. Dr. Mullen is also affiliated with University Medical Center of El Paso. The medical group on file is Texas Tech Physicians of El Paso. Dmand AI also links Dr. Mullen to 2 more medical groups, 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. Casey Kylee Mullen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mullen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Hospitals of Providence - Transmountain Campus | 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. Casey Kylee Mullen is one of 4,831 emergency medicine physicians in Texas
Emergency medicine is Dr. Mullen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Mullen is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Mullen is licensed in Texas.
Specialties and state licenses
- Emergency medicine, TexasPrimary
Emergency medicine physicians near Dr. Mullen
Counts of emergency medicine physicians 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. Casey Kylee Mullen billed Medicare for 548 services in 2024
CMS data shows 548 Medicare services from Dr. Mullen across 4 procedure codes in 2024, for 344 Medicare patients. Medicare paid $46,730 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mullen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4172024: 35415%
- Tests and treatments
- 2023: 1412024: 19438%
Dr. Mullen compared with the Texas median for emergency medicine physicians, 2024
- Dr. Mullen
- Texas median
- Medicare services
- 548vs 2252.4 times
- Medicare patients
- 344vs 20667% above
- Part D claims
- 107vs 7445% above
Medians across 4,588 emergency medicine physicians in Texas with Dmand AI profiles that report each measure.
Dr. Mullen'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mullen and other emergency medicine physicians in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Casey Kylee Mullen treated 344 Medicare patients in 2024, average age 76
CMS counts 344 Medicare patients who saw Dr. Mullen in 2024. The largest group is 75 to 84, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.26, 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. Mullen's median patient age at 52, with 60% women.
Dr. Mullen's Medicare patients by age, 2024
Dr. Mullen's Medicare patients by sex, 2024
- Women20660%
- Men13840%
Chronic conditions among Dr. Mullen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes52%
- Chronic kidney disease46%
- Anxiety38%
- Heart failure37%
- Mood disorders37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mullen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Casey Kylee Mullen wrote 322 Medicare Part D claims in 2024
In 2024, Dr. Mullen wrote 322 Medicare Part D claims for 238 patients. 87% of them were for generic drugs. CMS names the drug for 107 of them, across 7 drugs with 11 or more claims each, at $1,393 in total drug cost. In 2023, CMS named 197 claims across 10 drugs.
Dr. Mullen's Part D claims by kind of drug, 2024
- Generic280 claims87%
- Brand-name and other42 claims13%
Dr. Mullen'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.
Drug classes CMS tracks in Dr. Mullen's Part D claims, 2024
- Opioids5%17 of 322 claims
- Antibiotics32%103 of 322 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: 1972024: 10746%
Drugs named by CMS: 7 in 2024, 10 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
How Dr. Casey Kylee Mullen takes part in Medicare
Dr. Mullen 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. Casey Kylee Mullen received $12 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Mullen from 1 drug or device company in 2020. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $12.
Companies that paid Dr. Mullen the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Casey Kylee Mullen graduated from University of New Mexico School of Medicine
Dr. Mullen graduated from University of New Mexico School of Medicine in 2012.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Casey Kylee Mullen'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)Medicare Part D Prescribers - by Provider (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) |
| 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. Casey Kylee Mullen
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. Casey Kylee Mullen's NPI number?
Dr. Casey Kylee Mullen's NPI number is 1104184993. It was assigned on April 30, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Casey Kylee Mullen?
Dr. Casey Kylee Mullen is an emergency medicine physician in El Paso, Texas. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Casey Kylee Mullen practice?
Dr. Mullen practices at 2000 Transmountain Rd, El Paso, TX 79911. Dr. Mullen's primary practice is The Hospitals of Providence - Transmountain Campus in El Paso, Texas, part of Tenet Healthcare. Dmand AI also links Dr. Mullen to 2 medical groups.
What is Dr. Casey Kylee Mullen's office phone number?
The practice phone on file for Dr. Mullen is (915) 877-8136.
What is Dr. Casey Kylee Mullen's medical license number?
Dr. Mullen holds Texas license Q5045.
Which hospitals is Dr. Casey Kylee Mullen affiliated with?
Dr. Mullen practices at The Hospitals of Providence - Transmountain Campus in El Paso, Texas. Dr. Mullen is also affiliated with University Medical Center of El Paso.
What medical group is Dr. Casey Kylee Mullen part of?
Dr. Mullen is linked to Texas Tech Physicians of El Paso. Dmand AI links Dr. Mullen to 2 more medical groups.
Does Dr. Casey Kylee Mullen accept Medicare?
Yes. CMS data shows Dr. Mullen billed Medicare for 548 services in 2024, and Dr. Mullen accepts Medicare assignment.
How many Medicare patients does Dr. Casey Kylee Mullen see?
CMS counts 344 Medicare patients who saw Dr. Mullen in 2024, with an average age of 76.
Is Dr. Casey Kylee Mullen board certified?
Yes. Dr. Mullen is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Casey Kylee Mullen bill to Medicare?
In 2024, Dr. Mullen's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Casey Kylee Mullen go to medical school?
Dr. Mullen graduated from University of New Mexico School of Medicine in 2012.
What drugs does Dr. Casey Kylee Mullen prescribe most?
In 2024 Medicare Part D data, Dr. Mullen's most prescribed drugs by claims were Nitrofurantoin Mono-Macro, Amoxicillin-Clavulanate Potass and Ondansetron ODT.
Has Dr. Casey Kylee Mullen received payments from drug or device companies?
CMS Open Payments shows $12 in general payments to Dr. Mullen from 1 company from 2020 to 2020. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Casey Kylee Mullen been practicing?
Dr. Mullen graduated from medical school in 2012, 14 years ago.
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