Dr. Barton L. Warren, MD
- Medicare services, 2024
- 1,507
- Medicare patients, 2024
- 517
- Part D claims, 2024
- 16,112
- Hospital affiliations
- 2
- Industry payments
- $560
- Practice address
- 100 Hospital Drive, Lebanon, MO 65536
- Practice phone
- Call (417) 533-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Warren's professional email, personal email and mobile number
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Dr. Barton L. Warren is a family medicine physician in Lebanon, Missouri
Dr. Warren practices at Mercy Hospital Lebanon in Lebanon, Missouri, part of Mercy.
Dr. Warren's NPI, 1376674408, was assigned on March 8, 2007. Dr. Warren graduated from Tulane University School of Medicine in 1984. Dr. Warren holds Missouri license MDR9E91.
- NPI
- 1376674408NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799946588
- NPI enumeration date
- March 8, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 533-6100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Barton L. Warren practices at Mercy Hospital Lebanon in Lebanon, Missouri
Dr. Warren's primary practice is Mercy Hospital Lebanon, at 100 Hospital Drive, Lebanon, MO 65536 in Laclede County. The practice phone is (417) 533-6100.
- Mercy Hospital Lebanon100 Hospital Drive, Lebanon, MO 65536 · Laclede CountyPhone(417) 533-6100
Source: Dmand AI Affiliation Data
Dr. Barton L. Warren is affiliated with 6 sites of care and 1 medical group
Dr. Warren's primary practice is Mercy Hospital Lebanon in Lebanon, Missouri, part of Mercy. Dr. Warren is also affiliated with Lake Regional Hospital. The medical group on file is Central Ozarks Medical Center. Dmand AI also links Dr. Warren to 2 more home health agencies, 1 community health center and 1 skilled nursing facility, 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. Barton L. Warren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Warren practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Lebanon | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Barton L. Warren is one of 2,412 family medicine physicians in Missouri
Family medicine is Dr. Warren's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Warren is licensed in Missouri.
Specialties and state licenses
- Family medicine, MissouriPrimary
Family medicine physicians near Dr. Warren
Counts of family 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. Barton L. Warren billed Medicare for 1,507 services in 2024
CMS data shows 1,507 Medicare services from Dr. Warren across 10 procedure codes in 2024, for 517 Medicare patients. Medicare paid $14,729 for them. Every service was in an office.
Dr. Warren's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,4182024: 1,4966%
- Imaging
- 2023: 02024: 11
Dr. Warren compared with the Missouri median for family medicine physicians, 2024
- Dr. Warren
- Missouri median
- Medicare services
- 1,507vs 3334.5 times
- Medicare patients
- 517vs 1563.3 times
- Part D claims
- 15,450vs 1,23112.6 times
Medians across 2,555 family medicine physicians in Missouri with Dmand AI profiles that report each measure.
Dr. Warren'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. Warren and other family medicine physicians in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Barton L. Warren treated 517 Medicare patients in 2024, average age 72
CMS counts 517 Medicare patients who saw Dr. Warren in 2024. The largest group is 65 to 74, with 251 patients. 74% of them have high blood pressure, and 61% have high cholesterol. 17% are also on Medicaid. Their average risk score is 0.97, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Warren's median patient age at 71, with 56% women.
Dr. Warren's Medicare patients by age, 2024
Dr. Warren's Medicare patients by sex, 2024
- Women29958%
- Men21842%
Chronic conditions among Dr. Warren's Medicare patients, 2024
- High blood pressure74%
- High cholesterol61%
- Arthritis33%
- Diabetes27%
- Anxiety26%
- Mood disorders24%
- Depression21%
- Ischemic heart disease20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Warren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Barton L. Warren wrote 16,112 Medicare Part D claims in 2024
In 2024, Dr. Warren wrote 16,112 Medicare Part D claims for 482 patients. 85% of them were for generic drugs. CMS names the drug for 15,450 of them, across 183 drugs with 11 or more claims each, at $1,018,623 in total drug cost. In 2023, CMS named 14,320 claims across 180 drugs.
Dr. Warren's Part D claims by kind of drug, 2024
- Generic13,647 claims85%
- Brand-name2,335 claims14%
- Other130 claims1%
Dr. Warren'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. Warren's Part D claims, 2024
- Opioids2%373 of 16,112 claims
- Antibiotics3%532 of 16,112 claims
- Antipsychotics, patients 65 and over1%123 of 16,112 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: 14,3202024: 15,4508%
Drugs named by CMS: 183 in 2024, 180 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. Barton L. Warren takes part in Medicare
Dr. Warren 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. Barton L. Warren received $560 in industry payments from 2016 to 2025
CMS Open Payments shows 39 general payments to Dr. Warren from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $222.
General payments to Dr. Warren by program year, 2016 to 2025
General payments to Dr. Warren by kind, 2016 to 2025
- Food and beverage$559100%
- Education$10%
Companies that paid Dr. Warren 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. Barton L. Warren graduated from Tulane University School of Medicine
Dr. Warren graduated from Tulane University School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Barton L. Warren'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. Barton L. Warren
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. Barton L. Warren's NPI number?
Dr. Barton L. Warren's NPI number is 1376674408. It was assigned on March 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Barton L. Warren?
Dr. Barton L. Warren is a family medicine physician in Lebanon, Missouri. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Barton L. Warren practice?
Dr. Warren practices at 100 Hospital Drive, Lebanon, MO 65536. Dr. Warren's primary practice is Mercy Hospital Lebanon in Lebanon, Missouri, part of Mercy. Dmand AI also links Dr. Warren to 2 home health agencies, 1 community health center and 1 skilled nursing facility.
What is Dr. Barton L. Warren's office phone number?
The practice phone on file for Dr. Warren is (417) 533-6100.
What is Dr. Barton L. Warren's medical license number?
Dr. Warren holds Missouri license MDR9E91.
Which hospitals is Dr. Barton L. Warren affiliated with?
Dr. Warren practices at Mercy Hospital Lebanon in Lebanon, Missouri. Dr. Warren is also affiliated with Lake Regional Hospital.
What medical group is Dr. Barton L. Warren part of?
Dr. Warren is linked to Central Ozarks Medical Center.
Does Dr. Barton L. Warren accept Medicare?
Yes. CMS data shows Dr. Warren billed Medicare for 1,507 services in 2024, and Dr. Warren accepts Medicare assignment.
How many Medicare patients does Dr. Barton L. Warren see?
CMS counts 517 Medicare patients who saw Dr. Warren in 2024, with an average age of 72.
What services does Dr. Barton L. Warren bill to Medicare?
In 2024, Dr. Warren's most billed Medicare services were lab and pathology test (80053), lab and pathology test (85025) and lab and pathology test (80061).
Show 4 more questionsShow fewer questions
Where did Dr. Barton L. Warren go to medical school?
Dr. Warren graduated from Tulane University School of Medicine in 1984.
What drugs does Dr. Barton L. Warren prescribe most?
In 2024 Medicare Part D data, Dr. Warren's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.
Has Dr. Barton L. Warren received payments from drug or device companies?
CMS Open Payments shows $560 in general payments to Dr. Warren from 14 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Barton L. Warren been practicing?
Dr. Warren graduated from medical school in 1984, 42 years ago.
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