NPPES file of Aug 9, 2026

Claudia P. Castiblanco, M.D.

Ophthalmology Physician · Westport, CT

Claudia P. Castiblanco, M.D. is an ophthalmology physician with a practice address in Westport, Connecticut, and NPI 1801056510, issued on Jun 16, 2008. Check the license (Connecticut 52301, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1801056510
Name
Claudia P. Castiblanco
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
52301 CT
Self-reported in NPPES; status is on the state search
Practice location
129 Kings Hwy N, Westport, CT 06880
Phone
(203) 227-4113
Enumerated
Jun 16, 2008
Record last updated
Nov 12, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170210001207); may accept Medicare assignment
Medical or professional school
Yale University School Of Medicine, 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 129 Kings Hwy N

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

  1. Thomas Abrahamsen, DPMFoot & Ankle Surgery Podiatrist1487698635
  2. Michael Bautista, MDOphthalmology Physician1689038671
  3. Spiro Combest, MDOphthalmology Physician1194934216
  4. Kyle Custis, M.D.Family Medicine Physician1376574178
  5. Judith Doctor, M.D.Ophthalmology Physician1992243174
  6. Leslie Doctor, M.D.Ophthalmology Physician1780769968

Verify Claudia P. Castiblanco in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 52301
    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 Connecticut 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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21% fewer Medicare Part D claims than the average ophthalmology physician in 2024

1,200 Medicare Part D claims for 257 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.

  1. Claudia Castiblanco1,200
  2. Specialty average1,518

Most prescribed

  1. Restasis221 claims
  2. Prednisolone Acetate193 claims
  3. Latanoprost106 claims
  4. Ketorolac Tromethamine82 claims
  5. Valacyclovir65 claims
  6. Dorzolamide-Timolol64 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.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  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: $153.42

1 payment: 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. Claudia Castiblanco$153.42
  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.

One hospital affiliation

  1. Montefiore Medical CenterBronx, NY · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

9 ophthalmology physician records list a practice address in Westport

They are 9 of the 886 NPPES records with a practice address in Westport, and 336 ophthalmology physician records in Connecticut.

Other ophthalmology physician records in Connecticut

  1. Marcio Abreu, M.D.Bridgeport, CT1366721995
  2. Laura Andrews, MDWaterbury, CT1710390646
  3. Shimy ApoorvaWaterbury, CT1518499367
  4. Yehuda Assouline, M.D.Danbury, CT1578514709
  5. Duane Austin, M.D.West Hartford, CT1477654838
  6. Sarah Baroody, M.D.Newtown, CT1710921861
  7. Anthony Barri, MDGroton, CT1245348796
  8. Michael Bautista, MDWestport, CT1689038671
  9. Herbert Becker, MDHartford, CT1801852314
  10. Thomas Beggins, M.D.Middletown, CT1235140104

Common questions

What is Claudia P. Castiblanco, M.D.'s NPI number?

Claudia P. Castiblanco, M.D.'s National Provider Identifier (NPI) is 1801056510, issued on Jun 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Claudia P. Castiblanco, M.D. located?

The NPPES record lists a practice address at 129 Kings Hwy N, Westport, CT, 06880. Phone: (203) 227-4113. Providers update this record themselves, so call before visiting.

How can I verify Claudia P. Castiblanco, M.D.'s license?

NPPES lists Connecticut license number 52301, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Claudia P. Castiblanco, M.D. prescribe under Medicare Part D?

In 2024, Claudia P. Castiblanco, M.D. had 1,200 Medicare Part D claims for 257 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Claudia P. Castiblanco, M.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.