NPPES file of Aug 9, 2026

James Lowell Davidian, MD

Ophthalmology Physician · Grants Pass, OR

James Lowell Davidian, MD is an ophthalmology physician with a practice address in Grants Pass, Oregon, and NPI 1912071036, issued on Nov 20, 2006. Check the license on the Oregon Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1912071036
Name
James Lowell Davidian
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
G20649 CA
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
Nov 20, 2006
Record last updated
May 25, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(541) 476-6690
Medicaid ID
GR0053850 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1226 NE 7TH St

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

  1. Matthew Fullmer, DOStudent in an Organized Health Care Education/Training Program1841786829
  2. Matthew Guymon, D.O.Ophthalmology Physician1205120730
  3. Maisha Langella, O.D.Optometrist1104116532
  4. Rodney Leavitt, M.D.Ophthalmology Physician1982630695
  5. Russell Leavitt, M.D.Ophthalmology Physician1376546614
  6. Mark Maffett, M.D.Ophthalmology Physician1760489991

Verify James Lowell Davidian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical BoardCheck 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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Ophthalmology Physician providers in Oregon

There are 322 ophthalmology physician records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 James Lowell Davidian, MD's NPI number?

James Lowell Davidian, MD's National Provider Identifier (NPI) is 1912071036, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Lowell Davidian, MD 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 James Lowell Davidian, MD's license?

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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.