NPPES file of Aug 9, 2026

Grace Dille

Optometrist · Greeley, CO

Grace Dille is an optometrist with a practice address in Greeley, Colorado, and NPI 1124813522, issued on Apr 14, 2025. Check the license (Colorado OPT.0004121, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1124813522
Name
Grace Dille
Primary taxonomy
Optometrist 152W00000X
License number
OPT.0004121 CO
Self-reported in NPPES; status is on the state search
Practice location
2867 35TH Ave, Greeley, CO 80634
Phone
(970) 346-1411
Enumerated
Apr 14, 2025
Record last updated
Jul 24, 2025
Medicare enrollment
Enrolled (PECOS I20250630002065); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2025
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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8 nearest optometrist records → All 1,273 in Colorado → Look up another NPI →

Also registered at 2867 35TH Ave

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

  1. Jacqueline Bowen, O.D.Optometrist1194706812
  2. Molly King, OD, FAAOOptometrist1750745105
  3. Malia Ma, O.DOptometrist1689227605
  4. Ronald Mearsha, O.D.Optometrist1205998119
  5. Carol Peters, ODOptometrist1174509996

Verify Grace Dille in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license OPT.0004121    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 Colorado license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Myeyedr Optometry OF Colorado PCHighlands Ranch, CO

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

Grace Dille among 1,273 optometrist records in Colorado

Grace Dille is one of 1,273 optometrist records with a practice address in Colorado. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 97% of them.

  • NPI issued2025 · 97% of these records are older, 1% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2025 · median 2009 among the 750 with a school on file
  • Record last updated2025 · 63% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Colorado

There are 1,273 optometrist records in Colorado.

All 1,273 in Colorado → Every provider in Greeley → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Andrew Achziger, O.D.Greeley, CO 806341487603049
  2. Joel Baatz, O.D.Greeley, CO 806341699801464
  3. Teresa Beer, ODGreeley, CO 806341205816063
  4. Jacqueline Bowen, O.D.Greeley, CO 806341194706812
  5. James Dinnebeck, O.D.Greeley, CO 806341518182351
  6. Mildred Dinnebeck, O.D.Greeley, CO 806341912122763
  7. Mary Freitag, ODGreeley, CO 806341770569998
  8. Bertram Harvey, ODGreeley, CO 806341043296965

Common questions

What is Grace Dille's NPI number?

Grace Dille's National Provider Identifier (NPI) is 1124813522, issued on Apr 14, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Grace Dille located?

The NPPES record lists a practice address at 2867 35TH Ave, Greeley, CO, 80634. Phone: (970) 346-1411. Providers update this record themselves, so call before visiting.

How can I verify Grace Dille's license?

NPPES lists Colorado license number OPT.0004121, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.