Neil G. McMahon, MD
Surgery Physician · Waterloo, IA
Neil G. McMahon, MD is a surgery physician with a practice address in Waterloo, Iowa, and NPI 1124055926, issued on Jun 27, 2006. Check the license (Iowa 29818, as entered in NPPES) on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Neil G. McMahon
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 29818 IA
Self-reported in NPPES; status is on the state search - Practice location
- 2710 Saint Francis Dr, Waterloo, IA 50702
- Phone
- (319) 272-5000
- Enumerated
- Jun 27, 2006
- Record last updated
- Jul 16, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (319) 272-5264
- Medicaid ID
- 2108290 IA
- Medicare enrollment
- Enrolled (PECOS I20100604000624); may accept Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 437 in Iowa → Look up another NPI →
Also registered at 2710 Saint Francis Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Victor Abrich, M.D.Clinical Cardiac Electrophysiology Physician1336428697
- Sadia Ali, M.D.Specialist1164632766
- Luis Avila, MDAnesthesiology Physician1053367169
- Mark Barnard, M.D.Plastic Surgery Physician1578549119
- Joseph Benjamin, DOFamily Medicine Physician1578639779
- Jon Beyer, BS PHARM, R. PH.Pharmacist1801005574
Verify Neil G. McMahon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 29818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Neil G. McMahon among 437 surgery physician records in Iowa
Neil G. McMahon, MD is one of 437 surgery physician records with a practice address in Iowa. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 63% newer
- In a Medicare fileNo · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1985 · median 2005 among the 218 with a school on file
- Record last updated2007 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 surgery physician records list a practice address in Waterloo
They are 16 of the 1,512 NPPES records with a practice address in Waterloo, and 437 surgery physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 437 in Iowa → Every provider in Waterloo → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Luke Byerly, M.D.Waterloo, IA 507021902366867
- Heather Galindo, MDWaterloo, IA 507021912527623
- Scott Hinze, D.O.Waterloo, IA 507021073726808
- Amy Reppert, MDWaterloo, IA 507021336436831
- Scott Stoeger, MDWaterloo, IA 507021255569950
- Jeffrey Sugandi, M.D.Waterloo, IA 507021477992279
- Robert Cak, MDWaterloo, IA 507011609829688
- Douglas Duven, MDWaterloo, IA 507011861445223
Common questions
What is Neil G. McMahon, MD's NPI number?
Neil G. McMahon, MD's National Provider Identifier (NPI) is 1124055926, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Neil G. McMahon, MD located?
The NPPES record lists a practice address at 2710 Saint Francis Dr, Waterloo, IA, 50702. Phone: (319) 272-5000. Providers update this record themselves, so call before visiting.
How can I verify Neil G. McMahon, MD's license?
NPPES lists Iowa license number 29818, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.