Thomas J. McDonald, MD
Ophthalmology Physician · Martinez, CA
Thomas J. McDonald, MD is an ophthalmology physician with a practice address in Martinez, California, and NPI 1710948427, issued on Mar 31, 2006. Check the license (California G80074, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas J. McDonald
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- G80074 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1815 Arnold Dr, Martinez, CA 94553
- Phone
- (925) 817-0496
- Enumerated
- Mar 31, 2006
- Record last updated
- Jan 27, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (925) 954-6939
- Medicare enrollment
- Enrolled (PECOS I20060718000402); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 1815 Arnold Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Remington Stanley Chua, MSN, FNP-BC, CWONFamily Nurse Practitioner1487190492
- Jaison James, M.D.Orthopaedic Surgery Physician1255594818
- Mauricio Kuri, MDSurgery Physician1811025471
Verify Thomas J. McDonald in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G80074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average ophthalmology physician in 2024
871 Medicare Part D claims for 210 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Latanoprost178 claims
- Prednisolone Acetate104 claims
- Ofloxacin98 claims
- Azelastine Hcl93 claims
- Ketorolac Tromethamine82 claims
- Dorzolamide-Timolol78 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.
Thomas J. McDonald among 2,899 ophthalmology physician records in California
Thomas J. McDonald, MD is one of 2,899 ophthalmology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 45% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1990 · median 2001 among the 1,907 with a school on file
- Record last updated2020 · 67% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in California
There are 2,899 ophthalmology physician records in California.
All 2,899 in California → Every provider in Martinez → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Kevin Beadles, M.D.Martinez, CA 945531881663714
- Bruce Merl, MDMartinez, CA 945531124106216
- Rebeca Segura-Robins, MDMartinez, CA 945531225116395
- Ernest Tark, MDMartinez, CA 945531841268547
- Sharman Wong, ODMartinez, CA 945531588747240
- William Adler, M.D.Lafayette, CA 945491689930711
- John Bosetti, M.D.Napa, CA 945581023082393
- Nancy Jameson, M.D.Napa, CA 945581992770804
Common questions
What is Thomas J. McDonald, MD's NPI number?
Thomas J. McDonald, MD's National Provider Identifier (NPI) is 1710948427, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas J. McDonald, MD located?
The NPPES record lists a practice address at 1815 Arnold Dr, Martinez, CA, 94553. Phone: (925) 817-0496. Providers update this record themselves, so call before visiting.
How can I verify Thomas J. McDonald, MD's license?
NPPES lists California license number G80074, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas J. McDonald, MD prescribe under Medicare Part D?
In 2024, Thomas J. McDonald, MD had 871 Medicare Part D claims for 210 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.