Adrienne Ng, MD
Ophthalmology Physician · Roseville, CA
Adrienne Ng, MD is an ophthalmology physician with a practice address in Roseville, California, and NPI 1366949349, issued on Apr 6, 2018. Check the license (California A180521, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Adrienne Ng
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- A180521 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1011 Riverside Ave, Roseville, CA 95678
- Phone
- (916) 784-4050
- Enumerated
- Apr 6, 2018
- Record last updated
- Oct 9, 2022
- Medicare enrollment
- Enrolled (PECOS I20221031002794); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 1011 Riverside Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Adrienne Ng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A180521Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average ophthalmology physician in 2024
1,263 Medicare Part D claims for 446 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.
Most prescribed
- Prednisolone Acetate292 claims
- Polymyxin B Sul-Trimethoprim239 claims
- Latanoprost166 claims
- Dorzolamide-Timolol138 claims
- Brimonidine Tartrate86 claims
- Cyclosporine52 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: $104.75
1 payment: food and beverage; the largest payer was Apellis Pharmaceuticals, 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.
Bills Medicare through one group practice
- Permanente Medical Group IncRoseville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adrienne Ng among 2,899 ophthalmology physician records in California
Adrienne Ng, 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 2018, is newer than 90% of them.
- NPI issued2018 · 90% of these records are older, 8% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2018 · median 2001 among the 1,907 with a school on file
- Record last updated2022 · 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 Roseville → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Michele Todman, MDRoseville, CA 956781770744351
- Douglas Beernink, MDCameron Park, CA 956821992883656
- Al Brooks, MDGold River, CA 956701104023902
- Liliya Golas, MDRancho Cordova, CA 956701346509205
- Thomas Kidwell, MDRancho Cordova, CA 956701982782652
- Louis Klieger, MDRancho Cordova, CA 956701841378569
- Jennifer Long, M.D.Rancho Cordova, CA 956701477782753
- James Martel, MDRancho Cordova, CA 956701851312300
Common questions
What is Adrienne Ng, MD's NPI number?
Adrienne Ng, MD's National Provider Identifier (NPI) is 1366949349, issued on Apr 6, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Adrienne Ng, MD located?
The NPPES record lists a practice address at 1011 Riverside Ave, Roseville, CA, 95678. Phone: (916) 784-4050. Providers update this record themselves, so call before visiting.
How can I verify Adrienne Ng, MD's license?
NPPES lists California license number A180521, 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 Adrienne Ng, MD prescribe under Medicare Part D?
In 2024, Adrienne Ng, MD had 1,263 Medicare Part D claims for 446 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.