NPPES file of Aug 9, 2026

Nicholas Michael McCullen, O.D.

Optometrist · Centerville, IA

Nicholas Michael McCullen, O.D. is an optometrist with a practice address in Centerville, Iowa, and NPI 1376854745, issued on Jun 30, 2010. Check the license (Iowa 002489, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1376854745
Name
Nicholas Michael McCullen
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
002489 IA
Self-reported in NPPES; status is on the state search
Practice location
125 N 13TH St, Centerville, IA 52544
Phone
(641) 437-4099
Enumerated
Jun 30, 2010
Record last updated
Oct 22, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(641) 437-0512
Medicare enrollment
Enrolled (PECOS I20130808000180); accepts Medicare assignment
Medical or professional school
Southern College Of Optometry, 2010
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 125 N 13TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Daniel Alletto, ODOptometrist1043668700
  2. Thomas Johnson, O.D.Optometrist1053363390

Verify Nicholas Michael McCullen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 002489
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Iowa license search

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89% fewer Medicare Part D claims than the average optometrist in 2024

31 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.

  1. Nicholas McCullen31
  2. Specialty average277

Most prescribed

  1. Acyclovir11 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.

Bills Medicare through one group practice

  1. Real Optics IncDes Moines, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nicholas Michael McCullen among 676 optometrist records in Iowa

Nicholas Michael McCullen, O.D. is one of 676 optometrist records with a practice address in Iowa. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 68% of them.

  • NPI issued2010 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2010 · median 2006 among the 462 with a school on file
  • Record last updated2013 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 optometrist records list a practice address in Centerville

They are 3 of the 106 NPPES records with a practice address in Centerville, and 676 optometrist records in Iowa.

The 8 optometrist records with the nearest ZIP codes

  1. Daniel Alletto, ODCenterville, IA 525441043668700
  2. Thomas Johnson, O.D.Centerville, IA 525441053363390
  3. Kreg Harper, O.D.Fairfield, IA 525561720095292
  4. Randall Liebe, O.D.Fairfield, IA 525561699746644
  5. Cade MillikinFairfield, IA 525561720724834
  6. Diane Prather, OD, MPHFairfield, IA 525561871044545
  7. Sarah Vanway, O.D.Fairfield, IA 525561134152796
  8. Harry Coen, ODOskaloosa, IA 525771932168093

Common questions

What is Nicholas Michael McCullen, O.D.'s NPI number?

Nicholas Michael McCullen, O.D.'s National Provider Identifier (NPI) is 1376854745, issued on Jun 30, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Nicholas Michael McCullen, O.D. located?

The NPPES record lists a practice address at 125 N 13TH St, Centerville, IA, 52544. Phone: (641) 437-4099. Providers update this record themselves, so call before visiting.

How can I verify Nicholas Michael McCullen, O.D.'s license?

NPPES lists Iowa license number 002489, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Nicholas Michael McCullen, O.D. prescribe under Medicare Part D?

In 2024, Nicholas Michael McCullen, O.D. had 31 Medicare Part D claims; the average among optometrist prescribers was 277. 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.