NPPES file of Aug 9, 2026

Michael Dang Pham, DO

Ophthalmology Physician · Rancho Cucamonga, CA

Michael Dang Pham, DO is an ophthalmology physician with a practice address in Rancho Cucamonga, California, and NPI 1922462845, issued on Apr 6, 2016. Check the license (California 20A19100, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922462845
Name
Michael Dang Pham
Credential
DO
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
20A19100 CA
DO034915 DC
Self-reported in NPPES; status is on the state search
Practice location
9616 Archibald Ave Ste 140, Rancho Cucamonga, CA 91730
Phone
(909) 481-0436
Enumerated
Apr 6, 2016
Record last updated
Jun 13, 2022
Fax
(909) 481-0457
Medicare enrollment
Enrolled (PECOS I20211015001183); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Michael Dang Pham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A19100
    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

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49% fewer Medicare Part D claims than the average ophthalmology physician in 2024

775 Medicare Part D claims for 167 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.

  1. Michael Pham775
  2. Specialty average1,518

Most prescribed

  1. Latanoprost258 claims
  2. Dorzolamide-Timolol84 claims
  3. Timolol Maleate77 claims
  4. Prednisolone Acetate56 claims
  5. Brimonidine Tartrate46 claims
  6. Ketorolac Tromethamine40 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: $41.76

2 payments; by number, the most common kind was food and beverage; the largest payer was Sight Sciences, 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.

  1. Michael Pham$41.76
  2. Specialty average$4,535.02

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

Michael Dang Pham among 2,899 ophthalmology physician records in California

Michael Dang Pham, DO 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 2016, is newer than 86% of them.

  • NPI issued2016 · 86% of these records are older, 12% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2016 · 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.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Sylvia ChangRancho Cucamonga, CA 917301053843458
  2. Jaskarn Johl, DORancho Cucamonga, CA 917301245492677
  3. Sami Kabbara, MDRancho Cucamonga, CA 917301609372366
  4. Mukesh Suthar, MDRancho Cucamonga, CA 917301740338607
  5. Randolph Falk, M.D.El Monte, CA 917311043294507
  6. Eddie Garcia, M.D.El Monte, CA 917311164447678
  7. Shelly Bagai Lapsi, MDCovina, CA 917231376555862
  8. Jeffrey Frey, M.D.Covina, CA 917231477588374

Common questions

What is Michael Dang Pham, DO's NPI number?

Michael Dang Pham, DO's National Provider Identifier (NPI) is 1922462845, issued on Apr 6, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Michael Dang Pham, DO located?

The NPPES record lists a practice address at 9616 Archibald Ave Ste 140, Rancho Cucamonga, CA, 91730. Phone: (909) 481-0436. Providers update this record themselves, so call before visiting.

How can I verify Michael Dang Pham, DO's license?

NPPES lists California license number 20A19100, 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 Michael Dang Pham, DO prescribe under Medicare Part D?

In 2024, Michael Dang Pham, DO had 775 Medicare Part D claims for 167 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.