George Nacos, M.D.
Family Medicine Physician · Washington, IA
George Nacos, M.D. is a family medicine physician with a practice address in Washington, Iowa, and NPI 1235159716, issued on Jul 20, 2006. Check the license (Iowa 29699, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- George Nacos
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 29699 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1230 S Iowa Ave, Washington, IA 52353
- Phone
- (319) 653-7291
- Enumerated
- Jul 20, 2006
- Entity
- Type 1 · individual
Also registered at 1230 S Iowa Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tyler Bayliss, MSN, RN, FNP-CFamily Nurse Practitioner1629753108
- Ryan Flannery, M.D.Family Medicine Physician1114981396
- Debbie Gibbs, M.D.Family Medicine Physician1902863558
- Amanda Kleese, ARNPNurse Practitioner1659364776
- Trevor Martin, D.O.Family Medicine Physician1770725202
- Matthew Prihoda, M.D.Family Medicine Physician1184663684
Verify George Nacos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 29699Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.8 times the Medicare Part D claims of the average family medicine physician in 2024
13,525 Medicare Part D claims for 635 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 280 claims were for opioids.
Most prescribed
- Levothyroxine Sodium839 claims
- Atorvastatin Calcium681 claims
- Amlodipine Besylate474 claims
- Lisinopril407 claims
- Pantoprazole Sodium335 claims
- Furosemide334 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.
2 hospital and facility affiliations
- Progressive Rehabilitation Associates LLCIowa City, IA
- Washington County HospitalWashington, 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.
10 family medicine physician records list a Washington practice address
They are 10 of the 131 NPPES records with a Washington practice address, and 2,300 family medicine physician records in Iowa.
All 10 in Washington → All 2,300 in Iowa → Every provider in Washington →
Other family medicine physician records in Iowa
- Jennifer Aanestad, M.D.Durant, IA1386649341
- Amjad Abdelhady, MDSioux City, IA1033966700
- Afsana Abdullah, D.O.Bettendorf, IA1760583066
- Raja Ali Abdullah, MDCedar Falls, IA1356101000
- Laura Abels, DOAnkeny, IA1427313527
- Matthew AbendrothDes Moines, IA1972918894
- Mabra Abernathy, M.D.Coralville, IA1316922545
- Jennifer Abler, D.O.Altoona, IA1528159068
- Michael Abouassaly, M.D.West Burlington, IA1184790909
- Nesrin Abu Ata, M.D.Sioux City, IA1528297660
Common questions
What is George Nacos, M.D.'s NPI number?
George Nacos, M.D.'s National Provider Identifier (NPI) is 1235159716, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is George Nacos, M.D. located?
The NPPES record lists a practice address at 1230 S Iowa Ave, Washington, IA, 52353. Phone: (319) 653-7291. Providers update this record themselves, so call before visiting.
How can I verify George Nacos, M.D.'s license?
NPPES lists Iowa license number 29699, as entered by the provider. 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 George Nacos, M.D. prescribe under Medicare Part D?
In 2024, George Nacos, M.D. had 13,525 Medicare Part D claims for 635 beneficiaries; the average among family medicine physician prescribers was 3,519. 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.