Lung Chang, MD
Ophthalmology Physician · Alhambra, CA
Lung Chang, MD is an ophthalmology physician with a practice address in Alhambra, California, and NPI 1013935444, issued on Jul 17, 2006. Check the license (California C39371, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lung Chang
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- C39371 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1528 S Garfield Ave, Alhambra, CA 91801
- Phone
- (626) 289-5432
- Enumerated
- Jul 17, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (626) 289-5551
- Medicaid ID
- 00C393711 CA
- Medicare enrollment
- Enrolled (PECOS I20090728000310); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Verify Lung Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C39371Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average ophthalmology physician in 2024
979 Medicare Part D claims for 273 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Azelastine Hcl311 claims
- Ketorolac Tromethamine155 claims
- Timolol Maleate108 claims
- Brimonidine Tartrate71 claims
- Amoxicillin47 claims
- Latanoprost43 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.
Lung Chang among 2,899 ophthalmology physician records in California
Lung Chang, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 45% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1962 · 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 Alhambra → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Dik Cheung, M.D.Alhambra, CA 918011558372201
- Kevin Choy, M.D.Alhambra, CA 918011174731285
- Beelein Lin, M.D.Alhambra, CA 918011699712927
- Kunbee Chang, DVMAlhambra, CA 918031437801859
- Grace Liu, M.D.Alhambra, CA 918031316978083
- Peter Chen, M.D.West Covina, CA 917901326106253
- Nicole Fuerst, M.D.West Covina, CA 917901871835355
- David Fuerst, M.D.West Covina, CA 917901851376511
Common questions
What is Lung Chang, MD's NPI number?
Lung Chang, MD's National Provider Identifier (NPI) is 1013935444, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lung Chang, MD located?
The NPPES record lists a practice address at 1528 S Garfield Ave, Alhambra, CA, 91801. Phone: (626) 289-5432. Providers update this record themselves, so call before visiting.
How can I verify Lung Chang, MD's license?
NPPES lists California license number C39371, 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 Lung Chang, MD prescribe under Medicare Part D?
In 2024, Lung Chang, MD had 979 Medicare Part D claims for 273 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.