NPPES file of Aug 9, 2026

Jason P. Gross, M.D.

Ophthalmology Physician · Eugene, OR

Jason P. Gross, M.D. is an ophthalmology physician with a practice address in Eugene, Oregon, and NPI 1609862846, issued on Sep 22, 2005. Check the license (Oregon MD153855, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609862846
Name
Jason P. Gross
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
MD153855 OR
4301077983 MI
Self-reported in NPPES; status is on the state search
Practice location
2460 Willamette St, Eugene, OR 97405
Phone
(541) 683-3744
Enumerated
Sep 22, 2005
Record last updated
Dec 30, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(541) 683-6672
Medicaid IDs
500687131 OR
104967123 MI
104983299 MI
Medicare enrollment
Enrolled (PECOS I20150710001285); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2001
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 2460 Willamette St

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

  1. Parisa AnsariDentist1043693617
  2. Leslie Clark, RDHDental Hygienist1477966695
  3. Michelle Cummins, RDHDental Hygienist1952713828
  4. Sharon Hagan, RDHDental Hygienist1629481007
  5. Rita Kavanaugh, RDHDental Hygienist1215340518
  6. Tamara Maahs, RDH, BSDHDental Hygienist1134531007

Verify Jason P. Gross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD153855
    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
Open the Oregon license search

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52% more Medicare Part D claims than the average ophthalmology physician in 2024

2,311 Medicare Part D claims for 548 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.

  1. Jason Gross2,311
  2. Specialty average1,518

Most prescribed

  1. Latanoprost992 claims
  2. Dorzolamide-Timolol234 claims
  3. Brimonidine Tartrate166 claims
  4. Timolol Maleate134 claims
  5. Neomycin-Polymyxin-Dexameth120 claims
  6. Prednisolone Acetate103 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $647.14

13 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jason Gross$647.14
  2. Specialty average$4,535.02

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

  1. Eugene Eye Clinic LLCEugene, OR

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

Ophthalmology Physician providers in Oregon

There are 322 ophthalmology physician records in Oregon.

Other ophthalmology physician records in Oregon

  1. Aazy Aaby, MDPortland, OR1164404232
  2. Blake Acohido, M.D.Portland, OR1518100734
  3. Bart Adams, MDPendleton, OR1851344667
  4. Adam Ahmadi, MDHermiston, OR1942294038
  5. Talal Alabduljalil, MDPortland, OR1689044273
  6. Daniel Albert, MDPortland, OR1801862388
  7. Ronald Allen, D.O.Portland, OR1376516294
  8. Asem Alqudah, MDPortland, OR1861736902
  9. Ida Alul, M.D.Bend, OR1770797060
  10. Balamurali Ambati, MDEugene, OR1750397576

Common questions

What is Jason P. Gross, M.D.'s NPI number?

Jason P. Gross, M.D.'s National Provider Identifier (NPI) is 1609862846, issued on Sep 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jason P. Gross, M.D. located?

The NPPES record lists a practice address at 2460 Willamette St, Eugene, OR, 97405. Phone: (541) 683-3744. Providers update this record themselves, so call before visiting.

How can I verify Jason P. Gross, M.D.'s license?

NPPES lists Oregon license number MD153855, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jason P. Gross, M.D. prescribe under Medicare Part D?

In 2024, Jason P. Gross, M.D. had 2,311 Medicare Part D claims for 548 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Jason P. Gross, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.