Lon G. Bitzer, MD
Specialist · Dumas, AR
Lon G. Bitzer, MD is a specialist with a practice address in Dumas, Arkansas, and NPI 1255437679, issued on Sep 15, 2006. Check the license (Arkansas R-4294, as entered in NPPES) with the Arkansas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lon G. Bitzer
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- R-4294 AR
Self-reported in NPPES; status is on the state search - Practice location
- 811 Highway 65 S, Dumas, AR 71639
- Phone
- (870) 382-4303
- Enumerated
- Sep 15, 2006
- Record last updated
- Jan 23, 2026
- Medicaid ID
- 119261001 AR
- Medicare enrollment
- Enrolled (PECOS I20100123000003); accepts Medicare assignment
- Medical or professional school
- Un Of California, Irvine, College Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest specialist records → All 502 in Arkansas → Look up another NPI →
Also registered at 811 Highway 65 S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Brown, MDFamily Medicine Physician1912647355
- Franklin Chambers, M.D.Family Medicine Physician1245286442
- Amber Clemons, RNRegistered Nurse1306639273
- Christine Freeman, LPNLicensed Practical Nurse1013802941
- Sharon Griffin, RNRegistered Nurse1386437259
- Dustin Hale, PA-CMedical Physician Assistant1821605916
Verify Lon G. Bitzer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arkansas board licenses this profession
Search for license R-4294Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average specialist in 2024
230 Medicare Part D claims for 97 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. 45 claims were for opioids.
Most prescribed
- Pantoprazole Sodium114 claims
- Hydrocodone-Acetaminophen44 claims
- Omeprazole15 claims
- Doxycycline Hyclate11 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
- Crossett Health FoundationCrossett, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lon G. Bitzer among 502 specialist records in Arkansas
Lon G. Bitzer, MD is one of 502 specialist records with a practice address in Arkansas. 18% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 67% newer
- In a Medicare fileYes · 18% of these records are
- In the CMS Doctors and Clinicians fileYes · 11% of these records are
- Graduated1985 · median 1990 among the 55 with a school on file
- Record last updated2026 · 80% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 specialist record lists a practice address in Dumas
They are 1 of the 81 NPPES records with a practice address in Dumas, and 502 specialist records in Arkansas.
All 502 in Arkansas → Every provider in Dumas → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Candace Jerry, LMT, RNCrossett, AR 716351538449640
- Sonja Bradford, COTALake Village, AR 716531437373602
- Valerie Brooks, OTALake Village, AR 716531063657641
- Amber Glascock, OTRLake Village, AR 716531831313006
- Betty Grice, COTALake Village, AR 716531497979660
- Willie LloydLake Village, AR 716531093123010
- Susan Stover, COTALake Village, AR 716531548484728
- Theerasak Tuangsithtanon, M.D.Lake Village, AR 716531023038585
Common questions
What is Lon G. Bitzer, MD's NPI number?
Lon G. Bitzer, MD's National Provider Identifier (NPI) is 1255437679, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lon G. Bitzer, MD located?
The NPPES record lists a practice address at 811 Highway 65 S, Dumas, AR, 71639. Phone: (870) 382-4303. Providers update this record themselves, so call before visiting.
How can I verify Lon G. Bitzer, MD's license?
NPPES lists Arkansas license number R-4294, as entered by the provider. Search the Arkansas board that licenses this profession; the NPPES record confirms identity only.
How much does Lon G. Bitzer, MD prescribe under Medicare Part D?
In 2024, Lon G. Bitzer, MD had 230 Medicare Part D claims for 97 beneficiaries; the average among specialist prescribers was 1,380. 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.