Mark Maffett, M.D.
Ophthalmology Physician · Grants Pass, OR
Mark Maffett, M.D. is an ophthalmology physician with a practice address in Grants Pass, Oregon, and NPI 1760489991, issued on Jul 1, 2005. Check the license (Oregon MD18921, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark Maffett
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- MD18921 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1226 NE 7TH St, Grants Pass, OR 97526
- Phone
- (541) 476-6636
- Enumerated
- Jul 1, 2005
- Record last updated
- Feb 11, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (541) 476-6690
- Medicaid ID
- 063789 OR
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 322 in Oregon → Look up another NPI →
Also registered at 1226 NE 7TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Davidian, MDOphthalmology Physician1912071036
- Matthew Fullmer, DOStudent in an Organized Health Care Education/Training Program1841786829
- Matthew Guymon, D.O.Ophthalmology Physician1205120730
- Maisha Langella, O.D.Optometrist1104116532
- Rodney Leavitt, M.D.Ophthalmology Physician1982630695
- Russell Leavitt, M.D.Ophthalmology Physician1376546614
Verify Mark Maffett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD18921Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average ophthalmology physician in 2024
137 Medicare Part D claims for 67 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Latanoprost68 claims
- Timolol Maleate31 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): 92.7 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).
Mark Maffett among 322 ophthalmology physician records in Oregon
Mark Maffett, M.D. is one of 322 ophthalmology physician records with a practice address in Oregon. 67% 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, 76% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2010 · 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 207W00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Oregon
There are 322 ophthalmology physician records in Oregon.
All 322 in Oregon → Every provider in Grants Pass → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- James Davidian, MDGrants Pass, OR 975261912071036
- Matthew Guymon, D.O.Grants Pass, OR 975261205120730
- Russell Leavitt, M.D.Grants Pass, OR 975261376546614
- Rodney Leavitt, M.D.Grants Pass, OR 975261982630695
- Douglas Merritt, M.D.Grants Pass, OR 975261093718322
- William Epstein, MDAshland, OR 975201740285667
- Robert Ewing, MDAshland, OR 975201548265267
- Jared Fredrickson, MDAshland, OR 975201902394893
Common questions
What is Mark Maffett, M.D.'s NPI number?
Mark Maffett, M.D.'s National Provider Identifier (NPI) is 1760489991, issued on Jul 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Maffett, M.D. located?
The NPPES record lists a practice address at 1226 NE 7TH St, Grants Pass, OR, 97526. Phone: (541) 476-6636. Providers update this record themselves, so call before visiting.
How can I verify Mark Maffett, M.D.'s license?
NPPES lists Oregon license number MD18921, 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 Mark Maffett, M.D. prescribe under Medicare Part D?
In 2024, Mark Maffett, M.D. had 137 Medicare Part D claims for 67 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Mark Maffett, M.D.'s MIPS final score?
The 2023 MIPS final score is 92.7 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.