NPPES file of Aug 9, 2026

David J. Anderson, O.D.

Optometrist · Freeport, IL

David J. Anderson, O.D. is an optometrist with a practice address in Freeport, Illinois, and NPI 1891747259, issued on May 16, 2006. Check the license with the Illinois 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
1891747259
Name
David J. Anderson
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
Practice location
555 W South St, Freeport, IL 61032
Phone
(815) 232-3057
Enumerated
May 16, 2006
Record last updated
Jul 13, 2026
Medicare enrollment
Enrolled (PECOS I20060614000191); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 1977
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 555 W South St

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

  1. Barbara Felgenhauer, FNP-BCFamily Nurse Practitioner1548528755

Verify David J. Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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
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79% fewer Medicare Part D claims than the average optometrist in 2024

57 Medicare Part D claims for 17 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. David Anderson57
  2. Specialty average277

Most prescribed

  1. Latanoprost30 claims
  2. Timolol Maleate14 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. Shoptikal LLCFreeport, IL

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

David J. Anderson among 2,697 optometrist records in Illinois

David J. Anderson, O.D. is one of 2,697 optometrist records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 63% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1977 · median 2008 among the 1,513 with a school on file
  • Record last updated2026 · 68% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 optometrist records list a practice address in Freeport

They are 11 of the 480 NPPES records with a practice address in Freeport, and 2,697 optometrist records in Illinois.

The 8 optometrist records with the nearest ZIP codes

  1. Todd Bussian, ODFreeport, IL 610321639283138
  2. Lori Dewall, ODFreeport, IL 610321952415465
  3. Nikolas Diemer, ODFreeport, IL 610321588766281
  4. Stephanie Fisher, O.D.Freeport, IL 610321275938433
  5. Jonathan Goulart, ODFreeport, IL 610321518065176
  6. Jeffrey James, ODFreeport, IL 610321184682635
  7. Dale Kaney, ODFreeport, IL 610321982718482
  8. Mariah Katzenberger-Huneke, ODFreeport, IL 610321316872989

Common questions

What is David J. Anderson, O.D.'s NPI number?

David J. Anderson, O.D.'s National Provider Identifier (NPI) is 1891747259, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David J. Anderson, O.D. located?

The NPPES record lists a practice address at 555 W South St, Freeport, IL, 61032. Phone: (815) 232-3057. Providers update this record themselves, so call before visiting.

How can I verify David J. Anderson, O.D.'s license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does David J. Anderson, O.D. prescribe under Medicare Part D?

In 2024, David J. Anderson, O.D. had 57 Medicare Part D claims for 17 beneficiaries; 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.