Amer Hussein Abbas, MD
Internal Medicine Physician · Saint Louis, MO
Amer Hussein Abbas, MD is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1508480666, issued on Jun 4, 2020. Check the license (Missouri 2026028924, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Amer Hussein Abbas
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2026028924 MO
Self-reported in NPPES; status is on the state search - Practice location
- 11125 Dunn RD Ste 204, Saint Louis, MO 63136
- Phone
- (636) 625-2662
- Enumerated
- Jun 4, 2020
- Record last updated
- Jun 23, 2026
- Fax
- (636) 625-1644
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 11125 Dunn RD Ste 204
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Karin Witt, FNPFamily Nurse Practitioner1700304508
Verify Amer Hussein Abbas 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 2026028924Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
215 Medicare Part D claims for 42 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Rosuvastatin Calcium27 claims
- Clopidogrel23 claims
- Amlodipine Besylate21 claims
- Eliquis19 claims
- Losartan Potassium16 claims
- Atorvastatin Calcium13 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: $413.12
11 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. 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.
Amer Hussein Abbas among 2,604 internal medicine physician records in Missouri
Amer Hussein Abbas, MD is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 75% of them.
- NPI issued2020 · 75% of these records are older, 21% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2026 · 48% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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 2,604 in Missouri → Every provider in Saint Louis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Stuart Adler, M.D.Saint Louis, MO 631361801819487
- Helal Ekramuddin, M.D.Saint Louis, MO 631361194897207
- Helen Garner, M.D.Saint Louis, MO 631361215191861
- Ahmet Guler, M.D.Saint Louis, MO 631361790738664
- Rick Hummel, MDSt Louis, MO 631361609955483
- Brenda Mallard, MDSaint Louis, MO 631361942322250
- Seema Najam, MDSt Louis, MO 631361396817490
- Olumide Ogunremi, MDSaint Louis, MO 631361114990074
Common questions
What is Amer Hussein Abbas, MD's NPI number?
Amer Hussein Abbas, MD's National Provider Identifier (NPI) is 1508480666, issued on Jun 4, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Amer Hussein Abbas, MD located?
The NPPES record lists a practice address at 11125 Dunn RD Ste 204, Saint Louis, MO, 63136. Phone: (636) 625-2662. Providers update this record themselves, so call before visiting.
How can I verify Amer Hussein Abbas, MD's license?
NPPES lists Missouri license number 2026028924, 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 Amer Hussein Abbas, MD prescribe under Medicare Part D?
In 2024, Amer Hussein Abbas, MD had 215 Medicare Part D claims for 42 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.