Steven Karber, M.D.
Internal Medicine Physician · Jefferson, IA
Steven Karber, M.D. is an internal medicine physician with a practice address in Jefferson, Iowa, and NPI 1801886775, issued on Oct 24, 2005. Check the license (Iowa 20337, as entered in NPPES) on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Steven Karber
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20337 IA
Self-reported in NPPES; status is on the state search - Practice location
- 106 W Washington St, Jefferson, IA 50129
- Phone
- (515) 386-4192
- Enumerated
- Oct 24, 2005
- Entity
- Type 1 · individual
Also registered at 106 W Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrea Michaelsen, DPTPhysical Therapist1891122305
Verify Steven Karber in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 20337Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
1 internal medicine physician records list a Jefferson practice address
They are 1 of the 60 NPPES records with a Jefferson practice address, and 1,338 internal medicine physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
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- Mohammed Abdila, MDDavenport, IA1982338752
Common questions
What is Steven Karber, M.D.'s NPI number?
Steven Karber, M.D.'s National Provider Identifier (NPI) is 1801886775, issued on Oct 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Steven Karber, M.D. located?
The NPPES record lists a practice address at 106 W Washington St, Jefferson, IA, 50129. Phone: (515) 386-4192. Providers update this record themselves, so call before visiting.
How can I verify Steven Karber, M.D.'s license?
NPPES lists Iowa license number 20337, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.