Dr. Dawn Barker, DO
- Medicare services, 2024
- 210
- Medicare patients, 2024
- 132
- Part D claims, 2024
- 12,012
- Hospital affiliations
- 2
- Industry payments
- $210
- 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. Barker'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. Dawn Barker is a family medicine physician in Lebanon, Missouri
Dr. Barker practices at Mercy Hospital Lebanon in Lebanon, Missouri, part of Mercy.
Dr. Barker's NPI, 1982080255, was assigned on August 10, 2015. Dr. Barker graduated from Kansas City University of Physicians and Surgeons in 2015. Dr. Barker holds Missouri license 2018008535.
- NPI
- 1982080255NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123373511
- NPI enumeration date
- August 10, 2015
- 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
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dawn Barker practices at Mercy Hospital Lebanon in Lebanon, Missouri
Dr. Barker'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. Dawn Barker is affiliated with 4 sites of care and 3 medical groups
Dr. Barker's primary practice is Mercy Hospital Lebanon in Lebanon, Missouri, part of Mercy. Dr. Barker is also affiliated with Cox Medical Center South. The medical group on file is Mercy Clinic Family Medicine - Hollister. Dmand AI also links Dr. Barker to 2 more group practices and clinics and 2 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. Dawn Barker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barker practices, 4 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 |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Mercy and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Dawn Barker is one of 2,412 family medicine physicians in Missouri
Family medicine is Dr. Barker's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Barker is licensed in Missouri.
Specialties and state licenses
- Family medicine, MissouriPrimary
Family medicine physicians near Dr. Barker
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. Dawn Barker billed Medicare for 210 services in 2024
CMS data shows 210 Medicare services from Dr. Barker across 3 procedure codes in 2024, for 132 Medicare patients. Medicare paid $15,025 for them. Every service was in an office.
Dr. Barker's Medicare services by type, 2024
- Office and hospital visits160
- Surgery50
Dr. Barker compared with the Missouri median for family medicine physicians, 2024
- Dr. Barker
- Missouri median
- Medicare services
- 210vs 33337% below
- Medicare patients
- 132vs 15615% below
- Part D claims
- 11,237vs 1,2319.1 times
Medians across 2,555 family medicine physicians in Missouri with Dmand AI profiles that report each measure.
Dr. Barker'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dawn Barker treated 132 Medicare patients in 2024, average age 71
CMS counts 132 Medicare patients who saw Dr. Barker in 2024. The largest group is 65 to 74, with 70 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Barker's median patient age at 69, with 53% women.
Dr. Barker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Barker's Medicare patients by sex, 2024
- Women6045%
- Men7255%
Chronic conditions among Dr. Barker's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis48%
- Depression33%
- Mood disorders33%
- Anxiety32%
- Chronic kidney disease30%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dawn Barker wrote 12,012 Medicare Part D claims in 2024
In 2024, Dr. Barker wrote 12,012 Medicare Part D claims for 941 patients. 87% of them were for generic drugs. CMS names the drug for 11,237 of them, across 179 drugs with 11 or more claims each, at $753,998 in total drug cost.
Dr. Barker's Part D claims by kind of drug, 2024
- Generic10,470 claims87%
- Brand-name1,413 claims12%
- Other129 claims1%
Dr. Barker'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. Barker's Part D claims, 2024
- Opioids9%1,133 of 12,012 claims
- Antibiotics1%68 of 12,012 claims
- Antipsychotics, patients 65 and over0%43 of 12,012 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Dawn Barker takes part in Medicare
Dr. Barker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 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. Dawn Barker received $210 in industry payments from 2024 to 2025
CMS Open Payments shows 12 general payments to Dr. Barker from 8 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $50.
General payments to Dr. Barker by program year, 2024 to 2025
Companies that paid Dr. Barker the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dawn Barker graduated from Kansas City University of Physicians and Surgeons
Dr. Barker graduated from Kansas City University of Physicians and Surgeons in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dawn Barker'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 |
| 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. Dawn Barker
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. Dawn Barker's NPI number?
Dr. Dawn Barker's NPI number is 1982080255. It was assigned on August 10, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Dawn Barker?
Dr. Dawn Barker 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. Dawn Barker practice?
Dr. Barker practices at 100 Hospital Drive, Lebanon, MO 65536. Dr. Barker's primary practice is Mercy Hospital Lebanon in Lebanon, Missouri, part of Mercy. Dmand AI also links Dr. Barker to 2 group practices and clinics and 2 medical groups.
What is Dr. Dawn Barker's office phone number?
The practice phone on file for Dr. Barker is (417) 533-6100.
What is Dr. Dawn Barker's medical license number?
Dr. Barker holds Missouri license 2018008535.
Which hospitals is Dr. Dawn Barker affiliated with?
Dr. Barker practices at Mercy Hospital Lebanon in Lebanon, Missouri. Dr. Barker is also affiliated with Cox Medical Center South.
What medical group is Dr. Dawn Barker part of?
Dr. Barker is linked to Mercy Clinic Family Medicine - Hollister. Dmand AI links Dr. Barker to 2 more medical groups.
Does Dr. Dawn Barker accept Medicare?
Yes. CMS data shows Dr. Barker billed Medicare for 210 services in 2024, and Dr. Barker accepts Medicare assignment.
How many Medicare patients does Dr. Dawn Barker see?
CMS counts 132 Medicare patients who saw Dr. Barker in 2024, with an average age of 71.
What services does Dr. Dawn Barker bill to Medicare?
In 2024, Dr. Barker's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99215).
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Where did Dr. Dawn Barker go to medical school?
Dr. Barker graduated from Kansas City University of Physicians and Surgeons in 2015.
What drugs does Dr. Dawn Barker prescribe most?
In 2024 Medicare Part D data, Dr. Barker's most prescribed drugs by claims were Atorvastatin Calcium, Hydrocodone-Acetaminophen and Lisinopril.
Has Dr. Dawn Barker received payments from drug or device companies?
CMS Open Payments shows $210 in general payments to Dr. Barker from 8 companies from 2024 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Dawn Barker been practicing?
Dr. Barker graduated from medical school in 2015, 11 years ago.
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