Thomas S. Tooma, M.D.
Ophthalmology Physician · Newport Beach, CA
Thomas S. Tooma, M.D. is an ophthalmology physician with a practice address in Newport Beach, California, and NPI 1508980525, issued on Mar 16, 2007. Check the license (California G42262, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Thomas S. Tooma
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- G42262 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3501 Jamboree RD, Newport Beach, CA 92660
- Phone
- (949) 854-7400
- Enumerated
- Mar 16, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (949) 854-7331
- Medicare enrollment
- Enrolled (PECOS I20121031000240); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 3501 Jamboree RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas S. Tooma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G42262Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average ophthalmology physician in 2024
159 Medicare Part D claims for 59 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Prednisolone Acetate29 claims
- Ofloxacin28 claims
- Xiidra18 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.
Industry payments in 2024: $7,098.49
17 payments; by number, the most common kind was food and beverage; the largest payer was Glaukos Corporation. 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.
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
- Thomas S Tooma M D A Professional CorporationNewport Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas S. Tooma among 2,899 ophthalmology physician records in California
Thomas S. Tooma, M.D. 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 2007, is newer than 55% of them.
- NPI issued2007 · 55% of these records are older, 33% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1979 · median 2001 among the 1,907 with a school on file
- Record last updated2007 · 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 Newport Beach → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Larisa Canter, M.D.Newport Beach, CA 926601265506067
- W Cies, M.D.Newport Beach, CA 926601922041904
- Lisa Garbutt, M.D.Newport Beach, CA 926601083755060
- Arlene Gwon, MDNewport Beach, CA 926601114090537
- Robert Jones, MDNewport Beach, CA 926601891716569
- Shahem Kawji, M.D.Newport Beach, CA 926601326059387
- Michael Kermani, MDNewport Beach, CA 926601013010685
- Katerina Kurteeva, MDNewport Beach, CA 926601306989017
Common questions
What is Thomas S. Tooma, M.D.'s NPI number?
Thomas S. Tooma, M.D.'s National Provider Identifier (NPI) is 1508980525, issued on Mar 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Thomas S. Tooma, M.D. located?
The NPPES record lists a practice address at 3501 Jamboree RD, Newport Beach, CA, 92660. Phone: (949) 854-7400. Providers update this record themselves, so call before visiting.
How can I verify Thomas S. Tooma, M.D.'s license?
NPPES lists California license number G42262, 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 S. Tooma, M.D. prescribe under Medicare Part D?
In 2024, Thomas S. Tooma, M.D. had 159 Medicare Part D claims for 59 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.