Registry data as of Aug 27, 2026

Adam Dao, MD

Cornea and External Diseases Specialist Physician · San Diego, CA

Adam Dao, MD is a cornea and external diseases specialist physician with a practice address in San Diego, California, and NPI 1770870446, issued on Jul 1, 2011. Check the license (California A136640, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1770870446
Name
Adam Dao
Credential
MD
Primary taxonomy
Cornea and External Diseases Specialist Physician 207WX0120X
License number
A136640 CA
Self-reported in NPPES; status is on the state search
Practice location
3555 Rosecrans St Ste 107B, San Diego, CA 92110
Phone
(619) 226-1877
Enumerated
Jul 1, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Verify Adam Dao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A136640
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

36% fewer Medicare Part D claims than the average cornea and external diseases specialist physician in 2024

839 Medicare Part D claims for 213 beneficiaries, against an average of 1,306 among the 282 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.

  1. Adam Dao839
  2. Specialty average1,306

Most prescribed

  1. Latanoprost153 claims
  2. Timolol Maleate116 claims
  3. Lumigan101 claims
  4. Prednisolone Acetate85 claims
  5. Moxifloxacin82 claims
  6. Dorzolamide-Timolol66 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 Medicare quality score for 2023: 79.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score77.8
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%72.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $24.12

1 payment, mostly food and beverage; the largest payer was Alcon Vision LLC. The 247 providers of this specialty with any payment received $3,865.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Adam Dao$24.12
  2. Specialty average$3,865.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Mosaic Eye Specialists PCSan Diego, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Cornea and External Diseases Specialist Physician providers in California

There are 46 cornea and external diseases specialist physician records in California.

Other cornea and external diseases specialist physician records in California

  1. Rakhi Ammar, MDLa Jolla, CA1285138503
  2. Patricia Bainter, MDLa Jolla, CA1487737847
  3. Brandon Bates, MDOrange, CA1376288274
  4. Carla BerkowitzSan Diego, CA1578928669
  5. Clemence Bonnet, MD, PHDLos Angeles, CA1861256547
  6. Shyamanga Borooah, MDSan Diego, CA1275165102
  7. Clement Cheng, MDStanford, CA1629065826
  8. Daniel Choi, MDWest Hills, CA1679078216
  9. Joanne Choi, MDSan Francisco, CA1063041838
  10. Michael Choi, M.D.Buena Park, CA1871912279

Common questions

What is Adam Dao, MD's NPI number?

Adam Dao, MD's National Provider Identifier (NPI) is 1770870446, issued on Jul 1, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Adam Dao, MD located?

The NPPES record lists a practice address at 3555 Rosecrans St Ste 107B, San Diego, CA, 92110. Phone: (619) 226-1877. Providers update this record themselves, so call before visiting.

How can I verify Adam Dao, MD's license?

NPPES lists California license number A136640, 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 Adam Dao, MD prescribe under Medicare Part D?

In 2024, Adam Dao, MD had 839 Medicare Part D claims for 213 beneficiaries; the average among cornea and external diseases specialist physician prescribers was 1,306. Part D covers Medicare prescriptions only.

What is Adam Dao, MD's Medicare quality score?

The 2023 MIPS final score is 79.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.