David D. Coultas, M.D.
Internal Medicine Physician · Jacksonville, IL
David D. Coultas, M.D. is an internal medicine physician with a practice address in Jacksonville, Illinois, and NPI 1902804495, issued on Jul 8, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- David D. Coultas
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 1606 W Lafayette Ave, Jacksonville, IL 62650
- Phone
- (217) 245-1421
- Enumerated
- Jul 8, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (217) 243-1699
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1606 W Lafayette Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tara Ramsey, M.D.Internal Medicine Physician1013980101
Verify David D. Coultas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
22 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Lactulose22 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.
David D. Coultas among 7,238 internal medicine physician records in Illinois
David D. Coultas, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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, 93% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2026 · 47% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 internal medicine physician records list a practice address in Jacksonville
They are 8 of the 315 NPPES records with a practice address in Jacksonville, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Jacksonville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Thomas Baker, M.D.Jacksonville, IL 626501679744221
- Babu Eladasari, MD,FACPJacksonville, IL 626501356393300
- Anthony Griffin, MDJacksonville, IL 626501770558603
- Edwin Mathews, DOJacksonville, IL 626501225657125
- Tal Pollak, M.D.Jacksonville, IL 626501770831158
- Chandupatla Prabhakar, MDJacksonville, IL 626501720197346
- Tara Ramsey, M.D.Jacksonville, IL 626501013980101
- Melissa Cox, M.D.Lincoln, IL 626561871699603
Common questions
What is David D. Coultas, M.D.'s NPI number?
David D. Coultas, M.D.'s National Provider Identifier (NPI) is 1902804495, issued on Jul 8, 2005. An NPI identifies a provider in billing; it is not a license.
Where is David D. Coultas, M.D. located?
The NPPES record lists a practice address at 1606 W Lafayette Ave, Jacksonville, IL, 62650. Phone: (217) 245-1421. Providers update this record themselves, so call before visiting.
How can I verify David D. Coultas, M.D.'s license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David D. Coultas, M.D. prescribe under Medicare Part D?
In 2024, David D. Coultas, M.D. had 22 Medicare Part D claims; 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.