Mark Mandel, MD
Ophthalmology Physician · Hayward, CA
Mark Mandel, MD is an ophthalmology physician with a practice address in Hayward, California, and NPI 1770541294, issued on May 3, 2006. Check the license (California 00G424180, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Mandel
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 00G424180 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1237 B St, Hayward, CA 94541
- Phone
- (510) 886-3937
- Enumerated
- May 3, 2006
- Entity
- Type 1 · individual
Also registered at 1237 B St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tonya Alberelli, M.D.Ophthalmology Physician1619263233
- Shirin Barez, MDOphthalmology Physician1659338952
- Patricia Ferrell, MDOphthalmology Physician1073570388
- Suzan Inadomi, O.D.Optometrist1396099800
- Robin Kuriakose, MDOphthalmology Physician1902302359
- Valerie Lim, O.D.Optometrist1346377439
Verify Mark Mandel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 00G424180Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
39% more Medicare Part D claims than the average ophthalmology physician in 2024
2,067 Medicare Part D claims for 411 beneficiaries, against an average of 1,490 among the 16,109 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Moxifloxacin429 claims
- Prednisolone Acetate429 claims
- Diclofenac Sodium293 claims
- Erythromycin278 claims
- Ketorolac Tromethamine157 claims
- Brimonidine Tartrate89 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 Medicare quality score for 2023: 86.3 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).
Industry payments in 2024: $889.20
21 payments, mostly food and beverage; the largest payer was Alcon Vision LLC. The 12,922 providers of this specialty with any payment received $4,937.17 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.
One hospital or facility affiliation
- Optima Ophthalmic Medical Associates IncHayward, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Ophthalmology Physician providers in California
There are 2,888 ophthalmology physician records in California.
Other ophthalmology physician records in California
- Sam Abbassi, MD, MSWest Hills, CA1881937720
- Richard Abbott, M.D.San Francisco, CA1346276573
- Nizar Abdelfattah, MDPasadena, CA1801359393
- Parastou Abedi, MDAliso Viejo, CA1720067333
- Shahla Abedi, MDAliso Viejo, CA1467431072
- Lilit Ablabutyan, M.D.Glendale, CA1497013064
- Thomas Ableman, M.D.San Diego, CA1558415067
- Nathan Abraham, M.D.Valencia, CA1306224456
- James Abrams, M.D.San Bruno, CA1912903329
- Adam Abroms, MDWestlake Village, CA1497743702
Common questions
What is Mark Mandel, MD's NPI number?
Mark Mandel, MD's National Provider Identifier (NPI) is 1770541294, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Mandel, MD located?
The NPPES record lists a practice address at 1237 B St, Hayward, CA, 94541. Phone: (510) 886-3937. Providers update this record themselves, so call before visiting.
How can I verify Mark Mandel, MD's license?
NPPES lists California license number 00G424180, 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 Mark Mandel, MD prescribe under Medicare Part D?
In 2024, Mark Mandel, MD had 2,067 Medicare Part D claims for 411 beneficiaries; the average among ophthalmology physician prescribers was 1,490. Part D covers Medicare prescriptions only.
What is Mark Mandel, MD's Medicare quality score?
The 2023 MIPS final score is 86.3 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.