Christopher Ryan Rosenberg, MD
Ophthalmology Physician · San Francisco, CA
Christopher Ryan Rosenberg, MD is an ophthalmology physician with a practice address in San Francisco, California, and NPI 1992387757, issued on Apr 22, 2021. Check the license (California A201236, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Christopher Ryan Rosenberg
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- A201236 CA
Self-reported in NPPES; status is on the state search - Practice location
- 490 Illinois St, San Francisco, CA 94158
- Phone
- (415) 476-1442
- Enumerated
- Apr 22, 2021
- Record last updated
- Jul 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20250715002926); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 490 Illinois St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sugeile Benavidez QuezadaLicensed Vocational Nurse1285594531
- Samantha Chan, ODOptometrist1861179806
- Michael Chang, ODOptometrist1811792435
- William Doan Nguyen, ODOptometrist1689564486
- Samya GhuloumStudent in an Organized Health Care Education/Training Program1851240840
- Britney Kitamata-Wong, ODOptometrist1467804922
Verify Christopher Ryan Rosenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A201236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average ophthalmology physician in 2024
56 Medicare Part D claims for 22 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Neomycin-Polymyxin-Dexameth11 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: $102.22
2 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. 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 3 group practices
- Regents OF The University OF CaliforniaSan Francisco, CA
- Ucsf Medical Group Business ServicesBurlingame, CA
- University OF California Sfgh Medical GroupSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Ryan Rosenberg among 2,899 ophthalmology physician records in California
Christopher Ryan Rosenberg, 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 2021, is newer than 96% of them.
- NPI issued2021 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2021 · median 2001 among the 1,907 with a school on file
- Record last updated2025 · 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
- Mark Nagy, MD, PHDSan Francisco, CA 941581811637945
- Sahar Noorani, MDSan Francisco, CA 941581437787595
- Neel Pasricha, M.D.San Francisco, CA 941581881056596
Common questions
What is Christopher Ryan Rosenberg, MD's NPI number?
Christopher Ryan Rosenberg, MD's National Provider Identifier (NPI) is 1992387757, issued on Apr 22, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Ryan Rosenberg, MD located?
The NPPES record lists a practice address at 490 Illinois St, San Francisco, CA, 94158. Phone: (415) 476-1442. Providers update this record themselves, so call before visiting.
How can I verify Christopher Ryan Rosenberg, MD's license?
NPPES lists California license number A201236, 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 Christopher Ryan Rosenberg, MD prescribe under Medicare Part D?
In 2024, Christopher Ryan Rosenberg, MD had 56 Medicare Part D claims for 22 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.