Richard Seigler, M.D.
Internal Medicine Physician · Biloxi, MS
Richard Seigler, M.D. is an internal medicine physician with a practice address in Biloxi, Mississippi, and NPI 1134180615, issued on Apr 1, 2006. Check the license (Mississippi 21335, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Richard Seigler
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 21335 MS
29721 SC
Self-reported in NPPES; status is on the state search - Practice location
- 150 Reynoir St, Biloxi, MS 39530
- Phone
- (228) 436-1474
- Enumerated
- Apr 1, 2006
- Entity
- Type 1 · individual
Also registered at 150 Reynoir St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Zachary Araujo, NPAcute Care Nurse Practitioner1720917008
- Brian Arbogast, MDAnatomic Pathology Physician1689988925
- Elizabeth Beech, CRNACertified Registered Nurse Anesthetist1205597846
- Lisa Burwell, N.PFamily Nurse Practitioner1033368808
- Thomas Carter, CRNACertified Registered Nurse Anesthetist1265597561
- Esby Duncan, FNPFamily Nurse Practitioner1396974937
Verify Richard Seigler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 21335Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
12 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.
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.
Industry payments in 2024: $59.87
3 payments; by number, the most common kind was food and beverage; the largest payer was Lexicon Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Singing River GulfportGulfport, MS · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
41 internal medicine physician records list a practice address in Biloxi
They are 41 of the 1,402 NPPES records with a practice address in Biloxi, and 972 internal medicine physician records in Mississippi.
All 41 in Biloxi → All 972 in Mississippi → Every provider in Biloxi →
Other internal medicine physician records in Mississippi
- Elias Abboud, MDLexington, MS1669485983
- Mohamed Abdel Latif, MDColumbus, MS1922843549
- Ashraf Abdo, MDJackson, MS1770597049
- John AbernathyJackson, MS1700670650
- Richard Abney, M.D.Meridian, MS1710986591
- Joy AbrahamBiloxi, MS1225795842
- Ralph Abraham, M.D.Tupelo, MS1881049443
- Muhammad Abushaer, MDBooneville, MS1942258983
- Ekow Acquah, MDGulfport, MS1013922814
- Clement Addo, DOJackson, MS1972353472
Common questions
What is Richard Seigler, M.D.'s NPI number?
Richard Seigler, M.D.'s National Provider Identifier (NPI) is 1134180615, issued on Apr 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard Seigler, M.D. located?
The NPPES record lists a practice address at 150 Reynoir St, Biloxi, MS, 39530. Phone: (228) 436-1474. Providers update this record themselves, so call before visiting.
How can I verify Richard Seigler, M.D.'s license?
NPPES lists Mississippi license number 21335, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Richard Seigler, M.D. prescribe under Medicare Part D?
In 2024, Richard Seigler, M.D. had 12 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), loaded Aug 27, 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 27, 2026.