Kristine A. Ernewein, OD
Optometrist · Highlands Ranch, CO
Kristine A. Ernewein, OD is an optometrist with a practice address in Highlands Ranch, Colorado, and NPI 1114054145, issued on Feb 27, 2007. Check the license (Colorado 2181, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kristine A. Ernewein
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 2181 CO
Self-reported in NPPES; status is on the state search - Practice location
- 9285 Hepburn St, Highlands Ranch, CO 80129
- Phone
- (303) 338-4545
- Enumerated
- Feb 27, 2007
- Record last updated
- Apr 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 26927209 CO
- Medicare enrollment
- Enrolled (PECOS I20110421000464); accepts Medicare assignment
- Medical or professional school
- University Of Waterloo - School Of Optometry, 1991
- Entity
- Type 1 · individual
8 nearest optometrist records → All 1,273 in Colorado → Look up another NPI →
Also registered at 9285 Hepburn St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Deborah BeasleyInternal Medicine Physician1144369547
- Wade Bennett, PAPhysician Assistant1639128192
- Melanie Bonin, M.D.Family Medicine Physician1497163265
- Sarah Boyer, MDFamily Medicine Physician1285761163
Verify Kristine A. Ernewein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 2181Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average optometrist in 2024
704 Medicare Part D claims for 239 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Latanoprost325 claims
- Cyclosporine63 claims
- Dorzolamide-Timolol50 claims
- Timolol Maleate48 claims
- Erythromycin47 claims
- Brimonidine Tartrate42 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.
Industry payments in 2024: $58.25
1 payment: food and beverage; the largest payer was CooperVision Inc. The 34,453 providers of this specialty with any payment received $769.99 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
- Colorado Permanente Medical Group PCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kristine A. Ernewein among 1,273 optometrist records in Colorado
Kristine A. Ernewein, OD 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 2007, is newer than 38% of them.
- NPI issued2007 · 38% of these records are older, 48% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1991 · median 2009 among the 750 with a school on file
- Record last updated2021 · 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).
31 optometrist records list a practice address in Highlands Ranch
They are 31 of the 1,361 NPPES records with a practice address in Highlands Ranch, and 1,273 optometrist records in Colorado.
All 1,273 in Colorado → Every provider in Highlands Ranch → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Susan Brunnett, O.D.Highlands Ranch, CO 801291982741658
- Robert Good, ODHighlands Ranch, CO 801291053454504
- Seth Huber, O.D.Highlands Ranch, CO 801291457581951
- Michelle Koh, O.D.Highlands Ranch, CO 801291619154713
- Milena Kysela, ODHighlands Ranch, CO 801291851435564
- John Lawson, O.D.Highlands Ranch, CO 801291871748442
- Carl Martinez, ODHighlands Ranch, CO 801291235273012
- Mitchell Munson, O.D.Highlands Ranch, CO 801291194862862
Common questions
What is Kristine A. Ernewein, OD's NPI number?
Kristine A. Ernewein, OD's National Provider Identifier (NPI) is 1114054145, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kristine A. Ernewein, OD located?
The NPPES record lists a practice address at 9285 Hepburn St, Highlands Ranch, CO, 80129. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Kristine A. Ernewein, OD's license?
NPPES lists Colorado license number 2181, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Kristine A. Ernewein, OD prescribe under Medicare Part D?
In 2024, Kristine A. Ernewein, OD had 704 Medicare Part D claims for 239 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.