David Conrad Siebert, MD
Internal Medicine Physician · Jacksonville, FL
David Conrad Siebert, MD is an internal medicine physician with a practice address in Jacksonville, Florida, and NPI 1780647057, issued on Apr 8, 2006. Check the license (Florida ME88389, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- David Conrad Siebert
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- ME88389 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1200 Riverplace Blvd, Jacksonville, FL 32207
- Phone
- (904) 396-6620
- Enumerated
- Apr 8, 2006
- Record last updated
- Jul 16, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (904) 396-6528
- Medicaid ID
- 269161200 FL
- Medicare enrollment
- Enrolled (PECOS I20220627000953); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 1200 Riverplace Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Conrad Siebert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME88389Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
418 Medicare Part D claims for 199 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. 29 claims were for opioids.
Most prescribed
- Cefdinir50 claims
- Prednisone45 claims
- Eliquis22 claims
- Oxycodone Hcl15 claims
- Doxycycline Monohydrate14 claims
- Lisinopril13 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 one group practice
- South Sound Inpatient Physicians PLLCBurien, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Conrad Siebert among 10,151 internal medicine physician records in Florida
David Conrad Siebert, MD is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1999 · median 2004 among the 6,606 with a school on file
- Record last updated2015 · 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
546 internal medicine physician records list a practice address in Jacksonville
They are 546 of the 24,194 NPPES records with a practice address in Jacksonville, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Jacksonville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Muhammad Ali, MDJacksonville, FL 322071356326995
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- Theodore Glasser, MDJacksonville, FL 322071295712883
- Robert Hutchingson, MDJacksonville, FL 322071356313761
- Roberto Jo, M.D.Jacksonville, FL 322071629042403
- Mark Konicki, MDJacksonville, FL 322071649250523
- Robert Kulchinsky, M.D.Jacksonville, FL 322071982683595
- Marius Laurinaitis, M.D.Jacksonville, FL 322071639174212
Common questions
What is David Conrad Siebert, MD's NPI number?
David Conrad Siebert, MD's National Provider Identifier (NPI) is 1780647057, issued on Apr 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Conrad Siebert, MD located?
The NPPES record lists a practice address at 1200 Riverplace Blvd, Jacksonville, FL, 32207. Phone: (904) 396-6620. Providers update this record themselves, so call before visiting.
How can I verify David Conrad Siebert, MD's license?
NPPES lists Florida license number ME88389, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David Conrad Siebert, MD prescribe under Medicare Part D?
In 2024, David Conrad Siebert, MD had 418 Medicare Part D claims for 199 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.