Nicolas Shammas, M.D.
Interventional Cardiology Physician · Davenport, IA
Nicolas Shammas, M.D. is an interventional cardiology physician with a practice address in Davenport, Iowa, and NPI 1922087857, issued on Jan 10, 2006. Check the license on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Nicolas Shammas
- Credential
- M.D.
- Primary taxonomy
- Interventional Cardiology Physician 207RI0011X
- Practice location
- 1236 E Rusholme St, Davenport, IA 52803
- Phone
- (563) 324-2992
- Enumerated
- Jan 10, 2006
- Entity
- Type 1 · individual
Also registered at 1236 E Rusholme St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Antle, ARNP, MSN, CCNSCritical Care Medicine Clinical Nurse Specialist1689724700
- Prakash Bontu, M.D.Cardiovascular Disease Physician1912986837
- Paula Bryant, ARNPFamily Nurse Practitioner1538353784
- Cynthia Burkholder, ARNPAcute Care Nurse Practitioner1760792683
- Edmund Coyne, M.D.Cardiovascular Disease Physician1114906138
- Judith Deckert, A.R.N.P.Family Nurse Practitioner1548249352
Verify Nicolas Shammas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.5 times the Medicare Part D claims of the average interventional cardiology physician in 2024
8,003 Medicare Part D claims for 1,026 beneficiaries, against an average of 3,147 among the 3,081 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Metoprolol Succinate733 claims
- Atorvastatin Calcium669 claims
- Eliquis438 claims
- Amlodipine Besylate410 claims
- Clopidogrel404 claims
- Losartan Potassium395 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: $47,695.12
59 payments, mostly food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc.. The 2,934 providers of this specialty with any payment received $6,139.84 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.
2 hospital and facility affiliations
- Cardiovascular Medicine PLLCMoline, IL
- Genesis Health SystemDavenport, IA
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.
Interventional Cardiology Physician providers in Iowa
There are 19 interventional cardiology physician records in Iowa.
Other interventional cardiology physician records in Iowa
- Musab Alqasrawi, MBBSDes Moines, IA1235570128
- Abdullah Alwahdani, MDCedar Rapids, IA1952478620
- Antony Anandaraj Anandaraj, M.DCedar Rapids, IA1811429178
- Nabil Braiteh, MDSioux City, IA1497107270
- Khalid Changal, M.DSioux City, IA1861846560
- Joseph Cookman, D.O.Fort Dodge, IA1376525535
- Parth Desai, M.D., M.SC.Davenport, IA1831541093
- Eric Dippel, M.D.Davenport, IA1083693949
- Magdi Ghali, M.D.West Des Moines, IA1073595112
- Gary Hoff, M.D.Des Moines, IA1356333074
Common questions
What is Nicolas Shammas, M.D.'s NPI number?
Nicolas Shammas, M.D.'s National Provider Identifier (NPI) is 1922087857, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nicolas Shammas, M.D. located?
The NPPES record lists a practice address at 1236 E Rusholme St, Davenport, IA, 52803. Phone: (563) 324-2992. Providers update this record themselves, so call before visiting.
How can I verify Nicolas Shammas, M.D.'s license?
Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicolas Shammas, M.D. prescribe under Medicare Part D?
In 2024, Nicolas Shammas, M.D. had 8,003 Medicare Part D claims for 1,026 beneficiaries; the average among interventional cardiology physician prescribers was 3,147. 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.