John Nicholas Oltean, DO
Ophthalmology Physician · Muskegon, MI
John Nicholas Oltean, DO is an ophthalmology physician with a practice address in Muskegon, Michigan, and NPI 1689658403, issued on Dec 5, 2005. Check the license (Michigan 5101012139, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- John Nicholas Oltean
- Credential
- DO
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 5101012139 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1266 E Sherman Blvd, Muskegon, MI 49444
- Phone
- (231) 739-9009
- Enumerated
- Dec 5, 2005
- Record last updated
- Feb 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (231) 733-0566
- Medicaid ID
- 3242533 MI
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 791 in Michigan → Look up another NPI →
Also registered at 1266 E Sherman Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rebecca BarthOptometrist1346930013
- Emily Faccin, ODOptometrist1902660533
- Mark Kinziger, MDOphthalmology Physician1114908423
- Joshua Metzger, O.D.Optometrist1174545487
- Kenneth Otto, MDOphthalmology Physician1164403838
- Robert Packer, MDOphthalmology Physician1770564098
Verify John Nicholas Oltean in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101012139Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average ophthalmology physician in 2024
55 Medicare Part D claims for 37 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Latanoprost26 claims
- 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
John Nicholas Oltean among 791 ophthalmology physician records in Michigan
John Nicholas Oltean, DO is one of 791 ophthalmology physician records with a practice address in Michigan. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 78% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2020 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Michigan
There are 791 ophthalmology physician records in Michigan.
All 791 in Michigan → Every provider in Muskegon → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- David Goran, MDMuskegon, MI 494441265544969
- Mark Kinziger, MDMuskegon, MI 494441114908423
- Kenneth Otto, MDMuskegon, MI 494441164403838
- Robert Packer, MDMuskegon, MI 494441770564098
- David Rawlinson, D.O.Muskegon, MI 494441699086140
- Nathan Reed, D.O.Muskegon, MI 494441306066634
- Alixandra Riddering, MDMuskegon, MI 494441801356076
- Leeann Salot Webster, MDMuskegon, MI 494441285617613
Common questions
What is John Nicholas Oltean, DO's NPI number?
John Nicholas Oltean, DO's National Provider Identifier (NPI) is 1689658403, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Nicholas Oltean, DO located?
The NPPES record lists a practice address at 1266 E Sherman Blvd, Muskegon, MI, 49444. Phone: (231) 739-9009. Providers update this record themselves, so call before visiting.
How can I verify John Nicholas Oltean, DO's license?
NPPES lists Michigan license number 5101012139, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Nicholas Oltean, DO prescribe under Medicare Part D?
In 2024, John Nicholas Oltean, DO had 55 Medicare Part D claims for 37 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is John Nicholas Oltean, DO's MIPS final score?
The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.