Dr. Warren A. Oliver Jr., DO, MPH
- Medicare services, 2024
- 270
- Medicare patients, 2024
- 258
- Part D claims, 2024
- 580
- Hospital affiliations
- 4
- Industry payments
- $50
- Practice address
- 1451 El Camino Real, The Villages, FL 32159
- Practice phone
- Call (352) 751-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Oliver'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. Warren A. Oliver Jr. is a hospitalist in Lady Lake, Florida
Dr. Oliver practices at UF Health Spanish Plaines Hospital in The Villages, Florida, part of UF Health.
Dr. Oliver's NPI, 1700182581, was assigned on January 27, 2011. Dr. Oliver graduated from Lake Erie College of Osteopathic Medicine - Bradenton in 2009. Dr. Oliver holds Florida license OS 11743.
- NPI
- 1700182581NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335325059
- NPI enumeration date
- January 27, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (352) 751-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Warren A. Oliver Jr. practices at UF Health Spanish Plaines Hospital in The Villages, Florida
Dr. Oliver's primary practice is UF Health Spanish Plaines Hospital, at 1451 El Camino Real, The Villages, FL 32159 in Lake County. The practice phone is (352) 751-8000.
- UF Health Spanish Plaines Hospital1451 El Camino Real, The Villages, FL 32159 · Lake CountyPhone(352) 751-8000
Source: Dmand AI Affiliation Data
Dr. Warren A. Oliver Jr. is affiliated with 4 sites of care and 5 medical groups
Dr. Oliver's primary practice is UF Health Spanish Plaines Hospital in The Villages, Florida, part of UF Health. Dr. Oliver is also affiliated with HCA Florida Memorial Hospital. The medical group on file is Emergency Medicine Services of Florida. Dmand AI also links Dr. Oliver to 2 more hospitals and 4 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. Warren A. Oliver Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oliver practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UF Health Spanish Plaines Hospital | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Warren A. Oliver Jr. is one of 1,637 hospitalists in Florida
Hospitalist is Dr. Oliver's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Oliver is board certified in internal medicine by the AOA Board of Internal Medicine. Dmand AI has Dr. Oliver's licenses on file in 2 states: Florida and Texas.
Specialties and state licenses
- Hospitalist, FloridaPrimary
- Emergency medicine, Texas
Clinical focus
Dmand AI lists anxiety, asthma, atrial fibrillation and flutter, chronic hypertension, chronic kidney disease, chronic obstructive pulmonary disease (COPD), chronic respiratory failure and coronary artery disease among the conditions Dr. Oliver treats.
Hospitalists near Dr. Oliver
Counts of hospitalists 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. Warren A. Oliver Jr. billed Medicare for 270 services in 2024
CMS data shows 270 Medicare services from Dr. Oliver across 3 procedure codes in 2024, for 258 Medicare patients. Medicare paid $34,616 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Oliver's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4142024: 27035%
- Tests and treatments
- 2023: 192024: 0100%
Dr. Oliver compared with the Florida median for hospitalists, 2024
- Dr. Oliver
- Florida median
- Medicare services
- 270vs 54350% below
- Medicare patients
- 258vs 2436% above
- Part D claims
- 453vs 1124.0 times
Medians across 1,516 hospitalists in Florida with Dmand AI profiles that report each measure.
Dr. Oliver'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. Oliver?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oliver and other hospitalists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Warren A. Oliver Jr. treated 258 Medicare patients in 2024, average age 75
CMS counts 258 Medicare patients who saw Dr. Oliver in 2024. The largest group is 65 to 74, with 83 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.38, 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. Oliver's median patient age at 70, with 55% women.
Dr. Oliver's Medicare patients by age, 2024
Dr. Oliver's Medicare patients by sex, 2024
- Women15560%
- Men10340%
Chronic conditions among Dr. Oliver's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Ischemic heart disease57%
- Chronic kidney disease48%
- Mood disorders47%
- Diabetes45%
- Depression43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oliver's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Warren A. Oliver Jr. wrote 580 Medicare Part D claims in 2024
In 2024, Dr. Oliver wrote 580 Medicare Part D claims for 262 patients. 93% of them were for generic drugs. CMS names the drug for 453 of them, across 10 drugs with 11 or more claims each, at $3,250 in total drug cost. In 2023, CMS named 224 claims across 7 drugs.
Dr. Oliver's Part D claims by kind of drug, 2024
- Generic540 claims93%
- Brand-name40 claims7%
Dr. Oliver'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. Oliver's Part D claims, 2024
- Opioids17%97 of 580 claims
- Antibiotics21%119 of 580 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: 2242024: 453102%
Drugs named by CMS: 10 in 2024, 7 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. Warren A. Oliver Jr. takes part in Medicare
Dr. Oliver accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Warren A. Oliver Jr. received $50 in industry payments from 2022 to 2025
CMS Open Payments shows 2 general payments to Dr. Oliver from 2 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $26.
General payments to Dr. Oliver by program year, 2022 to 2025
Companies that paid Dr. Oliver the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Warren A. Oliver Jr. graduated from Lake Erie College of Osteopathic Medicine - Bradenton
Dr. Oliver graduated from Lake Erie College of Osteopathic Medicine - Bradenton in 2009. Dr. Oliver is a member of AOA.
- Medical school
- Board certified in internal medicine
- Board certified in 2012 - 2026
- Board certified in 2011 - 2013
Source: Dmand AI Professional Profile Data
Dr. Warren A. Oliver Jr. accepts plans from 18 insurance carriers
Dr. Oliver is in network with 18 carriers, including Excellus BlueCross BlueShield, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- HCSC
- +10 more carriersWith a free account
Plan types Dr. Oliver accepts, by number of carriers
- PPO11
- HMO10
- Medicare6
- POS5
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Warren A. Oliver 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 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)Doctors and Clinicians Utilization Data (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 |
| 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. Warren A. Oliver 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. Warren A. Oliver Jr.'s NPI number?
Dr. Warren A. Oliver Jr.'s NPI number is 1700182581. It was assigned on January 27, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Warren A. Oliver Jr.?
Dr. Warren A. Oliver Jr. is a hospitalist in Lady Lake, Florida. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Warren A. Oliver Jr. practice?
Dr. Oliver practices at 1451 El Camino Real, The Villages, FL 32159. Dr. Oliver's primary practice is UF Health Spanish Plaines Hospital in The Villages, Florida, part of UF Health. Dmand AI also links Dr. Oliver to 2 hospitals and 4 medical groups.
What is Dr. Warren A. Oliver Jr.'s office phone number?
The practice phone on file for Dr. Oliver is (352) 751-8000.
What is Dr. Warren A. Oliver Jr.'s medical license number?
Dr. Oliver holds Florida license OS 11743, one of the licenses on file in 2 states.
Which states has Dr. Warren A. Oliver Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Oliver in Florida and Texas.
Which hospitals is Dr. Warren A. Oliver Jr. affiliated with?
Dr. Oliver practices at UF Health Spanish Plaines Hospital in The Villages, Florida. Dr. Oliver is also affiliated with HCA Florida Memorial Hospital. Dmand AI links Dr. Oliver to 2 more hospitals.
What medical group is Dr. Warren A. Oliver Jr. part of?
Dr. Oliver is linked to Emergency Medicine Services of Florida. Dmand AI links Dr. Oliver to 4 more medical groups.
Does Dr. Warren A. Oliver Jr. accept Medicare?
Yes. CMS data shows Dr. Oliver billed Medicare for 270 services in 2024, and Dr. Oliver accepts Medicare assignment.
How many Medicare patients does Dr. Warren A. Oliver Jr. see?
CMS counts 258 Medicare patients who saw Dr. Oliver in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
Is Dr. Warren A. Oliver Jr. board certified?
Yes. Dr. Oliver is board certified in internal medicine by the AOA Board of Internal Medicine.
What services does Dr. Warren A. Oliver Jr. bill to Medicare?
In 2024, Dr. Oliver's most billed Medicare services were emergency department visit (99285), critical care (99291) and emergency department visit (99284).
Where did Dr. Warren A. Oliver Jr. go to medical school?
Dr. Oliver graduated from Lake Erie College of Osteopathic Medicine - Bradenton in 2009.
What drugs does Dr. Warren A. Oliver Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Oliver's most prescribed drugs by claims were Prednisone, Oxycodone-Acetaminophen and Ondansetron ODT.
Has Dr. Warren A. Oliver Jr. received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Dr. Oliver from 2 companies from 2022 to 2025. The largest total came from Amgen Inc.
How long has Dr. Warren A. Oliver Jr. been practicing?
Dr. Oliver graduated from medical school in 2009, 17 years ago.
What insurance does Dr. Warren A. Oliver Jr. accept?
Dr. Oliver is in network with 18 carriers, including Excellus BlueCross BlueShield, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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