David Shangkang Liao, M.D.,PH.D.
Ophthalmology Physician · Los Angeles, CA
David Shangkang Liao, M.D.,PH.D. is an ophthalmology physician with a practice address in Los Angeles, California, and NPI 1962541847, issued on Feb 6, 2007. Check the license (California A112736, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David Shangkang Liao
- Credential
- M.D.,PH.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License numbers
- A112736 CA
231238 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1245 Wilshire Blvd Ste 380, Los Angeles, CA 90017
- Phone
- (213) 483-8810
- Enumerated
- Feb 6, 2007
- Record last updated
- Feb 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (213) 975-9118
- Medicaid IDs
- ZZZ74423Z CA
2141892 MA - Medicare enrollment
- Enrolled (PECOS I20110523000153); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 1245 Wilshire Blvd Ste 380
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Boyer, MDOphthalmology Physician1295736916
- Thomas Chu, MDOphthalmology Physician1760482806
- Douglas MatsunagaOphthalmology Physician1821450818
- Daniel Su, M.D.Retina Specialist (Ophthalmology) Physician1508109133
- Jeffrey Tan, M.D.Ophthalmology Physician1033407549
Verify David Shangkang Liao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A112736Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average ophthalmology physician in 2024
1,467 Medicare Part D claims for 357 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Prednisolone Acetate220 claims
- Brimonidine Tartrate176 claims
- Latanoprost144 claims
- Ketorolac Tromethamine125 claims
- Moxifloxacin98 claims
- Dorzolamide-Timolol83 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 MIPS final score for 2023 (Medicare payment program): 100 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: $303.91
7 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 one group practice
- Retina Vitreous Associates Medical GroupLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Shangkang Liao among 2,899 ophthalmology physician records in California
David Shangkang Liao, M.D.,PH.D. 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 2007, is newer than 55% of them.
- NPI issued2007 · 55% of these records are older, 33% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2003 · median 2001 among the 1,907 with a school on file
- Record last updated2021 · 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 Los Angeles → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- David Boyer, MDLos Angeles, CA 900171295736916
- Thomas Chu, MDLos Angeles, CA 900171760482806
- Pouya Dayani, M.D.Los Angeles, CA 900171336293406
- Janet Hopkins, MDLos Angeles, CA 900171952356438
- Douglas MatsunagaLos Angeles, CA 900171821450818
- Roger Novack, MDLos Angeles, CA 900171104828706
- Firas Rahhal, MDLos Angeles, CA 900171881658615
- Richard Roe, M.D.Los Angeles, CA 900171043412489
Common questions
What is David Shangkang Liao, M.D.,PH.D.'s NPI number?
David Shangkang Liao, M.D.,PH.D.'s National Provider Identifier (NPI) is 1962541847, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David Shangkang Liao, M.D.,PH.D. located?
The NPPES record lists a practice address at 1245 Wilshire Blvd Ste 380, Los Angeles, CA, 90017. Phone: (213) 483-8810. Providers update this record themselves, so call before visiting.
How can I verify David Shangkang Liao, M.D.,PH.D.'s license?
NPPES lists California license number A112736, 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 David Shangkang Liao, M.D.,PH.D. prescribe under Medicare Part D?
In 2024, David Shangkang Liao, M.D.,PH.D. had 1,467 Medicare Part D claims for 357 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is David Shangkang Liao, M.D.,PH.D.'s MIPS final score?
The 2023 MIPS final score is 100 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), 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.