NPPES file of Aug 9, 2026

Amy Katherine Moussa, O.D.

Optometrist · Concord, CA

Amy Katherine Moussa, O.D. is an optometrist with a practice address in Concord, California, and NPI 1770748550, issued on Jul 22, 2008. Check the license (California OPT 13536 TPA, as entered in NPPES) with the California board that licenses this profession; 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
1770748550
Name
Amy Katherine Moussa
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
OPT 13536 TPA CA
Self-reported in NPPES; status is on the state search
Practice location
901 Sunvalley Blvd Ste 110, Concord, CA 94520
Phone
(925) 676-5638
Enumerated
Jul 22, 2008
Record last updated
Sep 17, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140912001440); accepts Medicare assignment
Medical or professional school
Southern College Of Optometry, 2008
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 901 Sunvalley Blvd Ste 110

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

  1. Christie NguyenOptometrist1740792993

Verify Amy Katherine Moussa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license OPT 13536 TPA
    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
Find the California license search

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84% fewer Medicare Part D claims than the average optometrist in 2024

43 Medicare Part D claims for 15 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.

  1. Amy Moussa43
  2. Specialty average277

Most prescribed

  1. Latanoprost11 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): 82.9 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.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%36.6
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $363.96

16 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Amy Moussa$363.96
  2. Specialty average$769.99

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

  1. Eye Care Center OF Napa Valley A Medical CorporationNapa, CA

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

Amy Katherine Moussa among 8,308 optometrist records in California

Amy Katherine Moussa, O.D. is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 54% of them.

  • NPI issued2008 · 54% of these records are older, 43% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2008 · median 2008 among the 3,573 with a school on file
  • Record last updated2019 · 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 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in California

There are 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Weishing Blaylock, ODConcord, CA 945201932133600
  2. Manmeet Chatha, O.D.Concord, CA 945201063897494
  3. Konhsin Connie Chen, O.D.Concord, CA 945201972598910
  4. Jolyn Chinone, O.D.Concord, CA 945201275898215
  5. Shirley Hong, O.D.Concord, CA 945201306900717
  6. Joseph Lasusky, O.D.Concord, CA 945201447386917
  7. Theodore MiyasakiConcord, CA 945201740344472
  8. David Ng, O.D.Concord, CA 945201962584698

Common questions

What is Amy Katherine Moussa, O.D.'s NPI number?

Amy Katherine Moussa, O.D.'s National Provider Identifier (NPI) is 1770748550, issued on Jul 22, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Amy Katherine Moussa, O.D. located?

The NPPES record lists a practice address at 901 Sunvalley Blvd Ste 110, Concord, CA, 94520. Phone: (925) 676-5638. Providers update this record themselves, so call before visiting.

How can I verify Amy Katherine Moussa, O.D.'s license?

NPPES lists California license number OPT 13536 TPA, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Amy Katherine Moussa, O.D. prescribe under Medicare Part D?

In 2024, Amy Katherine Moussa, O.D. had 43 Medicare Part D claims for 15 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Amy Katherine Moussa, O.D.'s MIPS final score?

The 2023 MIPS final score is 82.9 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.