Barry Michael Mossman, M.D.
Internal Medicine Physician · Saint Louis, MO
Barry Michael Mossman, M.D. is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1053516294, issued on Jun 18, 2007. Check the license on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Barry Michael Mossman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-120094 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3009 N Ballas RD Ste 390C, Saint Louis, MO 63131
- Phone
- (314) 996-5900
- Enumerated
- Jun 18, 2007
- Record last updated
- Sep 26, 2025
- Medicare enrollment
- Enrolled (PECOS I20240723004665); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 3009 N Ballas RD Ste 390C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rachel Duncan, MDInternal Medicine Physician1639601628
- Matthew Gerling, DOInternal Medicine Physician1407387376
- Mai Hunt, M.D.Internal Medicine Physician1861464158
- Kimberly McClure, MDFamily Medicine Physician1942730320
- Lindsey O'Bryant, AGNP-CNurse Practitioner1831591403
- William Tschannen, PA-CPhysician Assistant1427651967
Verify Barry Michael Mossman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing ArtsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average internal medicine physician in 2024
10,510 Medicare Part D claims for 1,101 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 324 claims were for opioids.
Most prescribed
- Atorvastatin Calcium916 claims
- Levothyroxine Sodium398 claims
- Amlodipine Besylate377 claims
- Lisinopril368 claims
- Omeprazole340 claims
- Losartan Potassium284 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: $291.44
16 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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.
Bills Medicare through one group practice
- Physician Groups LCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
941 internal medicine physician records list a practice address in Saint Louis
They are 941 of the 27,605 NPPES records with a practice address in Saint Louis, and 2,604 internal medicine physician records in Missouri.
All 941 in Saint Louis → All 2,604 in Missouri → Every provider in Saint Louis →
Other internal medicine physician records in Missouri
- Betty Abban, M.D.Springfield, MO1063893162
- Amer Abbas, MDSaint Louis, MO1508480666
- Fizza Abbas, MDSaint Louis, MO1588079230
- Marghoob Abbas, M.D.St Joseph, MO1588603781
- Muhammad Khalid Abbas, M.D.Springfield, MO1447877089
- Sundas Abbas, MDRichmond Heights, MO1649790486
- Hajira Abbasi, DOSaint Louis, MO1194036947
- Catey Abbott, DOSaint Louis, MO1699355347
- David Abbott, MDRichmond Heights, MO1568448850
- Wael Abduljaber, MDSaint Louis, MO1174101489
Common questions
What is Barry Michael Mossman, M.D.'s NPI number?
Barry Michael Mossman, M.D.'s National Provider Identifier (NPI) is 1053516294, issued on Jun 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Barry Michael Mossman, M.D. located?
The NPPES record lists a practice address at 3009 N Ballas RD Ste 390C, Saint Louis, MO, 63131. Phone: (314) 996-5900. Providers update this record themselves, so call before visiting.
How can I verify Barry Michael Mossman, M.D.'s license?
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 Barry Michael Mossman, M.D. prescribe under Medicare Part D?
In 2024, Barry Michael Mossman, M.D. had 10,510 Medicare Part D claims for 1,101 beneficiaries; 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), 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.