Marie McMillen, DO
Neurology Physician · Waterloo, IA
Marie McMillen, DO is a neurology physician with a practice address in Waterloo, Iowa, and NPI 1255712618, issued on Jun 11, 2015. Check the license (Iowa DO-05614, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Marie McMillen
- Credential
- DO
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- DO-05614 IA
R2489 AZ
02005698B IN
Self-reported in NPPES; status is on the state search - Practice location
- 2710 Saint Francis Dr Ste 201, Waterloo, IA 50702
- Phone
- (319) 272-5000
- Enumerated
- Jun 11, 2015
- Record last updated
- Dec 14, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (319) 272-6730
- Medicare enrollment
- Enrolled (PECOS I20200813000880); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 167 in Iowa → Look up another NPI →
Verify Marie McMillen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license DO-05614Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $14.84
1 payment: food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 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
- Covenant Medical Center IncWaterloo, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marie McMillen among 167 neurology physician records in Iowa
Marie McMillen, DO is one of 167 neurology physician records with a practice address in Iowa. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 62% of them.
- NPI issued2015 · 62% of these records are older, 35% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2015 · median 2001 among the 86 with a school on file
- Record last updated2020 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Iowa
There are 167 neurology physician records in Iowa.
All 167 in Iowa → Every provider in Waterloo → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Ashok Nakhasi, M.D.Waterloo, IA 507021043262181
- Sangeeta Shah, MDWaterloo, IA 507021477765584
- Brian Sires, M.D.Waterloo, IA 507021508803354
- Ivo Bekavac, MD PHDWaterloo, IA 507011619920089
- Brian O'Shaughnessy, MDWaterloo, IA 507031023021151
- Victor Jaramillo, MDFort Dodge, IA 505011265497341
- Sant Hayreh, M.D.Mason City, IA 504011467446955
- Rajinder Verma, M.D.Mason City, IA 504011184612202
Common questions
What is Marie McMillen, DO's NPI number?
Marie McMillen, DO's National Provider Identifier (NPI) is 1255712618, issued on Jun 11, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Marie McMillen, DO located?
The NPPES record lists a practice address at 2710 Saint Francis Dr Ste 201, Waterloo, IA, 50702. Phone: (319) 272-5000. Providers update this record themselves, so call before visiting.
How can I verify Marie McMillen, DO's license?
NPPES lists Iowa license number DO-05614, 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. 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.