Mark Aurel Nagy, MD, PHD
Ophthalmology Physician · San Francisco, CA
Mark Aurel Nagy, MD, PHD is an ophthalmology physician with a practice address in San Francisco, California, and NPI 1811637945, issued on Mar 29, 2022. Check the license (California A188894, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Aurel Nagy
- Credential
- MD, PHD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- A188894 CA
Self-reported in NPPES; status is on the state search - Practice location
- 490 Illinois Street, 5TH Floor, San Francisco, CA 94158
- Phone
- (415) 353-2020
- Enumerated
- Mar 29, 2022
- Record last updated
- Apr 16, 2026
- Medicare enrollment
- Enrolled (PECOS I20260423000785); may accept Medicare assignment
- Medical or professional school
- Harvard Medical School, 2022
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Verify Mark Aurel Nagy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A188894Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average ophthalmology physician in 2024
34 Medicare Part D claims for 17 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D.
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: $124.53
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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.
Mark Aurel Nagy among 2,899 ophthalmology physician records in California
Mark Aurel Nagy, MD, PHD 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 2022, is newer than 98% of them.
- NPI issued2022 · 98% of these records are older, under 1% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2022 · median 2001 among the 1,907 with a school on file
- Record last updated2026 · 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 San Francisco → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Lawrence ChanSan Francisco, CA 941581215497920
- Manuel ColonSan Francisco, CA 941581982353652
- Morgan Harvey, MDSan Francisco, CA 941581477054997
- Justin Ma, MDSan Francisco, CA 941581861141426
- Elana Meer, MDSan Francisco, CA 941581427707793
- Sahar Noorani, MDSan Francisco, CA 941581437787595
- Neel Pasricha, M.D.San Francisco, CA 941581881056596
- Saraswathy Ramanathan, M.D.San Francisco, CA 941581326086828
Common questions
What is Mark Aurel Nagy, MD, PHD's NPI number?
Mark Aurel Nagy, MD, PHD's National Provider Identifier (NPI) is 1811637945, issued on Mar 29, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Mark Aurel Nagy, MD, PHD located?
The NPPES record lists a practice address at 490 Illinois Street, 5TH Floor, San Francisco, CA, 94158. Phone: (415) 353-2020. Providers update this record themselves, so call before visiting.
How can I verify Mark Aurel Nagy, MD, PHD's license?
NPPES lists California license number A188894, 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 Aurel Nagy, MD, PHD prescribe under Medicare Part D?
In 2024, Mark Aurel Nagy, MD, PHD had 34 Medicare Part D claims for 17 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.