Orin Paul Trentham, MD
Internal Medicine Physician · Russellville, AR
Orin Paul Trentham, MD is an internal medicine physician with a practice address in Russellville, Arkansas, and NPI 1992740260, issued on Jun 19, 2006. Check the license (Arkansas E-12463, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.
- Name
- Orin Paul Trentham
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- E-12463 AR
106911 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1808 W Main St, Russellville, AR 72801
- Phone
- (479) 968-2841
- Enumerated
- Jun 19, 2006
- Record last updated
- Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid IDs
- 100165470B KS
100181910A OK
207744806 MO - Medicare enrollment
- Enrolled (PECOS I20200319002706); accepts Medicare assignment
- Medical or professional school
- University Of Missouri, Columbia School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 768 in Arkansas → Look up another NPI →
Also registered at 1808 W Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Bennett, APRNFamily Nurse Practitioner1073187126
- Clifford Breier, CRNACertified Registered Nurse Anesthetist1912999442
- Brittany Calvert, PA-CMedical Physician Assistant1356842710
- Mark Chronister, PDPharmacist1366514929
- Chantell Corkern, APRNFamily Nurse Practitioner1194321711
- James Crouch, MDHospitalist Physician1437115508
Verify Orin Paul Trentham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArkansas State Medical Board
Search for license E-12463Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Arkansas Health GroupMaumelle, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Orin Paul Trentham among 768 internal medicine physician records in Arkansas
Orin Paul Trentham, MD is one of 768 internal medicine physician records with a practice address in Arkansas. 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 8% of them.
- NPI issued2006 · 8% of these records are older, 61% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1988 · median 2010 among the 519 with a school on file
- Record last updated2021 · 50% 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 Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Arkansas
There are 768 internal medicine physician records in Arkansas.
All 768 in Arkansas → Every provider in Russellville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Homer Beavers, MDRussellville, AR 728011982660742
- Dennis Berner, MDRussellville, AR 728011760448534
- Jonathan Brixey, M.D.Russellville, AR 728011629336078
- Donald Hill, MDRussellville, AR 728011568428811
- Keith Ison, MDRussellville, AR 728011497711279
- Jeremiah Rutherford, M.D.Russellville, AR 728011801035969
- Joseph Zitterman, MDRussellville, AR 728021801840202
- Lindsey Prewitt, M.D.Clarksville, AR 728301770553448
Common questions
What is Orin Paul Trentham, MD's NPI number?
Orin Paul Trentham, MD's National Provider Identifier (NPI) is 1992740260, issued on Jun 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Orin Paul Trentham, MD located?
The NPPES record lists a practice address at 1808 W Main St, Russellville, AR, 72801. Phone: (479) 968-2841. Providers update this record themselves, so call before visiting.
How can I verify Orin Paul Trentham, MD's license?
NPPES lists Arkansas license number E-12463, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. 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), 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.