NPPES file of Aug 9, 2026

Audrey Chen Mok, MD

Ophthalmology Physician · Long Beach, CA

Audrey Chen Mok, MD is an ophthalmology physician with a practice address in Long Beach, California, and NPI 1134188519, issued on Mar 22, 2006. Check the license (California A86641, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134188519
Name
Audrey Chen Mok
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
A86641 CA
Self-reported in NPPES; status is on the state search
Practice location
3900 Long Beach Blvd, Long Beach, CA 90807
Phone
(562) 988-8668
Enumerated
Mar 22, 2006
Record last updated
Mar 17, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(562) 988-8660
Medicare enrollment
Enrolled (PECOS I20040803001527); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2000
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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Also registered at 3900 Long Beach Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alma Fuentes, ODOptometrist1316493158
  2. Shalu Gupta, M.D.Ophthalmology Physician1518187202
  3. Irene Sasaki, M.D.Ophthalmology Physician1245234178

Verify Audrey Chen Mok in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A86641
    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.

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90% more Medicare Part D claims than the average ophthalmology physician in 2024

2,880 Medicare Part D claims for 638 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.

  1. Audrey Mok2,880
  2. Specialty average1,518

Most prescribed

  1. Latanoprost333 claims
  2. Restasis243 claims
  3. Dorzolamide-Timolol214 claims
  4. Lumigan158 claims
  5. Prednisolone Acetate153 claims
  6. Timolol Maleate153 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $2,002.25

90 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.

  1. Audrey Mok$2,002.25
  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.

Bills Medicare through 2 group practices

  1. Eye Treatment Center, AN Incorporated Medical Group, IncLong Beach, CA
  2. Thrive Health IV Clinic PCLong Beach, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Audrey Chen Mok among 2,899 ophthalmology physician records in California

Audrey Chen Mok, 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
  • Graduated2000 · median 2001 among the 1,907 with a school on file
  • Record last updated2016 · 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. Fox Boswell, MDLong Beach, CA 908071467453910
  2. Cory Brame, M.D.Long Beach, CA 908071821093311
  3. Michael Brenner, M.D.Long Beach, CA 908071841222023
  4. Andrew Choy, MD.Long Beach, CA 908071871513168
  5. Robert Clark, M.DLong Beach, CA 908071043232325
  6. Julie Gasperini, M.D.Long Beach, CA 908071104022045
  7. Shalu Gupta, M.D.Long Beach, CA 908071518187202
  8. John McBeath, MDLong Beach, CA 908071124020888

Common questions

What is Audrey Chen Mok, MD's NPI number?

Audrey Chen Mok, MD's National Provider Identifier (NPI) is 1134188519, issued on Mar 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Audrey Chen Mok, MD located?

The NPPES record lists a practice address at 3900 Long Beach Blvd, Long Beach, CA, 90807. Phone: (562) 988-8668. Providers update this record themselves, so call before visiting.

How can I verify Audrey Chen Mok, MD's license?

NPPES lists California license number A86641, 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 Audrey Chen Mok, MD prescribe under Medicare Part D?

In 2024, Audrey Chen Mok, MD had 2,880 Medicare Part D claims for 638 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Audrey Chen Mok, MD's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.