Robert Byrne, M.D.
Internal Medicine Physician · Bridgeton, MO
Robert Byrne, M.D. is an internal medicine physician with a practice address in Bridgeton, Missouri, and NPI 1124009022, issued on Nov 8, 2005. Check the license (Missouri R1J78, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Robert Byrne
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- R1J78 MO
Self-reported in NPPES; status is on the state search - Practice location
- 12255 DE Paul Dr, Bridgeton, MO 63044
- Phone
- (314) 739-4166
- Enumerated
- Nov 8, 2005
- Entity
- Type 1 · individual
Also registered at 12255 DE Paul Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Bonsanti, M.D.Internal Medicine Physician1639143183
- Robert Brinkman, M.D.Cardiovascular Disease Physician1942212378
- Kent Campbell, D.O.Family Medicine Physician1346213261
- Rochelle Catus, M.D.Obstetrics & Gynecology Physician1497747224
- Lynn Cone, PH.D.Clinical Psychologist1457470783
- Darcy Daniels, NPNurse Practitioner1922478726
Verify Robert Byrne in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license R1J78Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4.6 times the Medicare Part D claims of the average internal medicine physician in 2024
12,903 Medicare Part D claims for 753 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 99 claims were for opioids.
Most prescribed
- Atorvastatin Calcium939 claims
- Losartan Potassium528 claims
- Metoprolol Succinate489 claims
- Furosemide478 claims
- Amlodipine Besylate463 claims
- Levothyroxine Sodium398 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.
One hospital or facility affiliation
- Aging Well Health Care, LLCSaint Louis, MO
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
28 internal medicine physician records list a Bridgeton practice address
They are 28 of the 1,095 NPPES records with a Bridgeton practice address, and 3,392 internal medicine physician records in Missouri.
All 28 in Bridgeton → All 3,392 in Missouri → Every provider in Bridgeton →
Other internal medicine physician records in Missouri
- Betty Abban, M.D.Springfield, MO1063893162
- Amer Abbas, MDSaint Louis, MO1508480666
- Marghoob Abbas, M.D.St Joseph, MO1588603781
- Muhammad Khalid Abbas, M.D.Springfield, MO1447877089
- Sundas Abbas, MDRichmond Heights, MO1649790486
- Hajira Abbasi, DOSaint Louis, MO1194036947
- Mohammed Abbasi, MDSaint Louis, MO1497097083
- Catey Abbott, DOSaint Louis, MO1699355347
- David Abbott, MDRichmond Heights, MO1568448850
- Ramzi Abboud, MDSaint Louis, MO1649684200
Common questions
What is Robert Byrne, M.D.'s NPI number?
Robert Byrne, M.D.'s National Provider Identifier (NPI) is 1124009022, issued on Nov 8, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Byrne, M.D. located?
The NPPES record lists a practice address at 12255 DE Paul Dr, Bridgeton, MO, 63044. Phone: (314) 739-4166. Providers update this record themselves, so call before visiting.
How can I verify Robert Byrne, M.D.'s license?
NPPES lists Missouri license number R1J78, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Byrne, M.D. prescribe under Medicare Part D?
In 2024, Robert Byrne, M.D. had 12,903 Medicare Part D claims for 753 beneficiaries; the average among internal medicine physician prescribers was 2,785. 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.
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.