Eric A. Barnes, D.O.
Internal Medicine Physician · Columbia, MO
Eric A. Barnes, D.O. is an internal medicine physician with a practice address in Columbia, Missouri, and NPI 1619952520, issued on Dec 13, 2005. Check the license (Missouri 116665, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Eric A. Barnes
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 116665 MO
Self-reported in NPPES; status is on the state search - Practice location
- 2101 Corona RD Ste 102, Columbia, MO 65203
- Phone
- (573) 234-1800
- Enumerated
- Dec 13, 2005
- Record last updated
- Jun 21, 2023
- Fax
- (573) 234-1799
- Medicaid ID
- 243781028 MO
- Medicare enrollment
- Enrolled (PECOS I20070719000120); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 2101 Corona RD Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dennis Drews, MDInternal Medicine Physician1972614519
Verify Eric A. Barnes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 116665Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11.6 times the Medicare Part D claims of the average internal medicine physician in 2024
36,882 Medicare Part D claims for 1,480 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 1,623 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,445 claims
- Levothyroxine Sodium1,224 claims
- Amlodipine Besylate882 claims
- Furosemide848 claims
- Gabapentin818 claims
- Eliquis814 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- CH Specialty Services MO LLCLees Summit, MO
- Curana Health OF Missouri-Kansas LLCLake St Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric A. Barnes among 2,604 internal medicine physician records in Missouri
Eric A. Barnes, D.O. is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1991 · median 2006 among the 1,443 with a school on file
- Record last updated2023 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
213 internal medicine physician records list a practice address in Columbia
They are 213 of the 6,004 NPPES records with a practice address in Columbia, and 2,604 internal medicine physician records in Missouri.
All 2,604 in Missouri → Every provider in Columbia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Chelmer Barrow, DOColumbia, MO 652031871530451
- Pauline Bridgeman, M.D.Columbia, MO 652031215981642
- Richard Burns, MDColumbia, MO 652031578597258
- John Cascone, M.D.Columbia, MO 652031013911999
- Charles Chapman, M.D.Columbia, MO 652031124095716
- Robert Folzenlogen, MDColumbia, MO 652031144254822
- Susan Johnson, M.D.Columbia, MO 652031174529275
- James Koller, M.D.Columbia, MO 652031851338586
Common questions
What is Eric A. Barnes, D.O.'s NPI number?
Eric A. Barnes, D.O.'s National Provider Identifier (NPI) is 1619952520, issued on Dec 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Eric A. Barnes, D.O. located?
The NPPES record lists a practice address at 2101 Corona RD Ste 102, Columbia, MO, 65203. Phone: (573) 234-1800. Providers update this record themselves, so call before visiting.
How can I verify Eric A. Barnes, D.O.'s license?
NPPES lists Missouri license number 116665, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric A. Barnes, D.O. prescribe under Medicare Part D?
In 2024, Eric A. Barnes, D.O. had 36,882 Medicare Part D claims for 1,480 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.