Dr. Onier Villarreal Alejandro, MD
- Medicare services, 2024
- 31
- Medicare patients, 2024
- 14
- Part D claims, 2023
- 12
- Hospital affiliations
- 1
- Industry payments
- $2,571
- Practice address
- 2253 Heart Pine Ave, Odessa, FL 33556-1500
- Practice phone
- Call (813) 723-5911
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Starkey Ranch ER & Hospital
Physician office · Odessa, Florida
Find Dr. Villarreal Alejandro'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. Onier Villarreal Alejandro is an emergency medicine physician in Odessa, Florida
Dr. Villarreal Alejandro practices at Starkey Ranch ER & Hospital in Odessa, Florida.
Dr. Villarreal Alejandro's NPI, 1740483437, was assigned on June 8, 2007. Dr. Villarreal Alejandro graduated from University of Puerto Rico, Medical Sciences Campus in 2004. Dr. Villarreal Alejandro holds Florida license ME 113729.
- NPI
- 1740483437NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446314298
- NPI enumeration date
- June 8, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (813) 723-5911
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Onier Villarreal Alejandro practices at Starkey Ranch ER & Hospital in Odessa, Florida
Dr. Villarreal Alejandro's primary practice is Starkey Ranch ER & Hospital, at 2253 Heart Pine Ave, Odessa, FL 33556-1500. The practice phone is (813) 723-5911.
- Starkey Ranch ER & Hospital2253 Heart Pine Ave, Odessa, FL 33556-1500Phone(813) 723-5911
Source: Dmand AI Affiliation Data
Dr. Onier Villarreal Alejandro is affiliated with 2 sites of care and 2 medical groups
Dr. Villarreal Alejandro's primary practice is Starkey Ranch ER & Hospital in Odessa, Florida. Dr. Villarreal Alejandro is also affiliated with Tampa General Hospital Crystal River. The medical group on file is Hernando County Emergency Physicians. Dmand AI also links Dr. Villarreal Alejandro to 1 more medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Onier Villarreal Alejandro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Villarreal Alejandro practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Starkey Ranch ER & Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Onier Villarreal Alejandro is one of 3,847 emergency medicine physicians in Florida
Emergency medicine is Dr. Villarreal Alejandro's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Villarreal Alejandro is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Villarreal Alejandro's licenses on file in 6 states: Florida, Oklahoma, Ohio, Alabama, Georgia and Maryland.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
- Oklahoma license
- Ohio license
- Alabama license
- Georgia license
- Maryland license
Emergency medicine physicians near Dr. Villarreal Alejandro
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. Onier Villarreal Alejandro billed Medicare for 31 services in 2024
CMS data shows 31 Medicare services from Dr. Villarreal Alejandro across 1 procedure code in 2024, for 14 Medicare patients. Medicare paid $5,133 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Villarreal Alejandro's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2222024: 3186%
- Tests and treatments
- 2023: 842024: 0100%
Dr. Villarreal Alejandro compared with the Florida median for emergency medicine physicians, 2024
- Dr. Villarreal Alejandro
- Florida median
- Medicare services
- 31vs 30890% below
- Medicare patients
- 14vs 27795% below
- Part D claims
- 12vs 8486% below
Medians across 3,699 emergency medicine physicians in Florida with Dmand AI profiles that report each measure.
Dr. Villarreal Alejandro'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. Villarreal Alejandro?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Villarreal Alejandro and other emergency medicine physicians in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Onier Villarreal Alejandro treated 14 Medicare patients in 2024, average age 77
CMS counts 14 Medicare patients who saw Dr. Villarreal Alejandro in 2024. The largest group is under 65, with 0 patients. 75% of them have chronic kidney disease, and 75% have diabetes. Their average risk score is 2.44, 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. Villarreal Alejandro's median patient age at 38, with 56% women.
Dr. Villarreal Alejandro's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Villarreal Alejandro's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Villarreal Alejandro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Onier Villarreal Alejandro wrote 12 Medicare Part D claims in 2023
In 2023, Dr. Villarreal Alejandro wrote 12 Medicare Part D claims. They cover 1 drug, with $60 in total drug cost. In 2019, CMS named 229 claims across 9 drugs.
Dr. Villarreal Alejandro'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, 2019 to 2023
- 2019
- 2023
- Claims for drugs CMS names
- 2019: 2292023: 1295%
Drugs named by CMS: 1 in 2023, 9 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Onier Villarreal Alejandro takes part in Medicare
Dr. Villarreal Alejandro 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. Onier Villarreal Alejandro received $2,571 in industry payments from 2016 to 2025
CMS Open Payments shows 5 general payments to Dr. Villarreal Alejandro from 5 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 97% of the total. MeMed US, Inc. paid the most, $2,500.
General payments to Dr. Villarreal Alejandro by program year, 2016 to 2025
General payments to Dr. Villarreal Alejandro by kind, 2016 to 2025
- Travel and lodging$2,50097%
- Food and beverage$713%
Companies that paid Dr. Villarreal Alejandro the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Onier Villarreal Alejandro has 1 award and honors on record
Dmand AI lists 1 award for Dr. Villarreal Alejandro, most recently Hero Award in 2008.
Awards and honors for Dr. Villarreal Alejandro
- 2008
- Hero Award
Source: Dmand AI Professional Profile Data
Dr. Onier Villarreal Alejandro graduated from University of Puerto Rico, Medical Sciences Campus
Dr. Villarreal Alejandro graduated from University of Puerto Rico, Medical Sciences Campus in 2004. Dr. Villarreal Alejandro is a member of AOA, AAEM, AAPL, SCCM and ACEP.
- Medical school
- Board certified in emergency medicine
- Board certified in internal medicine-critical care medicine
- Board certified in neurocritical care
Source: Dmand AI Professional Profile Data
Dr. Onier Villarreal Alejandro accepts plans from 1 insurance carrier
Dr. Villarreal Alejandro is in network with 1 carrier, including Excellus BlueCross BlueShield. PPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
Source: Dmand AI Insurance Network Data
Sources for Dr. Onier Villarreal Alejandro'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 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) |
| 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. Onier Villarreal Alejandro
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. Onier Villarreal Alejandro's NPI number?
Dr. Onier Villarreal Alejandro's NPI number is 1740483437. It was assigned on June 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Onier Villarreal Alejandro?
Dr. Onier Villarreal Alejandro is an emergency medicine physician in Odessa, Florida. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Onier Villarreal Alejandro practice?
Dr. Villarreal Alejandro practices at 2253 Heart Pine Ave, Odessa, FL 33556-1500. Dr. Villarreal Alejandro's primary practice is Starkey Ranch ER & Hospital in Odessa, Florida. Dmand AI also links Dr. Villarreal Alejandro to 1 medical group.
What is Dr. Onier Villarreal Alejandro's office phone number?
The practice phone on file for Dr. Villarreal Alejandro is (813) 723-5911.
What is Dr. Onier Villarreal Alejandro's medical license number?
Dr. Villarreal Alejandro holds Florida license ME 113729, one of the licenses on file in 6 states.
Which states has Dr. Onier Villarreal Alejandro been licensed in?
Dmand AI has state licenses on file for Dr. Villarreal Alejandro in Florida (2012 to 2026), Oklahoma (2022 to 2024), Ohio (2012 to 2023), Alabama (2018 to 2021), Georgia (2016 to 2021) and Maryland (2008 to 2021).
Which hospitals is Dr. Onier Villarreal Alejandro affiliated with?
Dr. Villarreal Alejandro is affiliated with Tampa General Hospital Crystal River.
What medical group is Dr. Onier Villarreal Alejandro part of?
Dr. Villarreal Alejandro is linked to Hernando County Emergency Physicians. Dmand AI links Dr. Villarreal Alejandro to 1 more medical group.
Does Dr. Onier Villarreal Alejandro accept Medicare?
Yes. CMS data shows Dr. Villarreal Alejandro billed Medicare for 31 services in 2024, and Dr. Villarreal Alejandro accepts Medicare assignment.
How many Medicare patients does Dr. Onier Villarreal Alejandro see?
CMS counts 14 Medicare patients who saw Dr. Villarreal Alejandro in 2024, with an average age of 77.
Show 7 more questionsShow fewer questions
Is Dr. Onier Villarreal Alejandro board certified?
Yes. Dr. Villarreal Alejandro is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Onier Villarreal Alejandro bill to Medicare?
In 2024, Dr. Villarreal Alejandro's most billed Medicare services were critical care (99291).
Where did Dr. Onier Villarreal Alejandro go to medical school?
Dr. Villarreal Alejandro graduated from University of Puerto Rico, Medical Sciences Campus in 2004.
What drugs does Dr. Onier Villarreal Alejandro prescribe most?
In 2023 Medicare Part D data, Dr. Villarreal Alejandro's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Onier Villarreal Alejandro received payments from drug or device companies?
CMS Open Payments shows $2,571 in general payments to Dr. Villarreal Alejandro from 5 companies from 2016 to 2025. The largest total came from MeMed US, Inc.
How long has Dr. Onier Villarreal Alejandro been practicing?
Dr. Villarreal Alejandro graduated from medical school in 2004, 22 years ago.
What insurance does Dr. Onier Villarreal Alejandro accept?
Dr. Villarreal Alejandro is in network with 1 carrier, including Excellus BlueCross BlueShield. PPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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