NPPES file of Aug 9, 2026

Catherine Nicastri, M.D.

Geriatric Medicine (Internal Medicine) Physician · East Setauket, NY

Catherine Nicastri, M.D. is a geriatric medicine (internal medicine) physician with a practice address in East Setauket, New York, and NPI 1093730269, issued on Jul 12, 2006. Check the license (New York 223930, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1093730269
Name
Catherine Nicastri
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
223930 NY
Self-reported in NPPES; status is on the state search
Practice location
205 N Belle Mead Ave, East Setauket, NY 11733
Phone
(631) 444-4630
Enumerated
Jul 12, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
02470877 NY
Medicare enrollment
Enrolled (PECOS I20040426000211); accepts Medicare assignment
Medical or professional school
State University Of New York At Stony Brook, School Of Medicine, 1998
Telehealth
Offers telehealth (CMS)
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 205 N Belle Mead Ave

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

  1. David Goodrich, M.D.Internal Medicine Physician1508891235
  2. William Greene, M.D.Infectious Disease Physician1013942747
  3. Donna Heinemann, M.D.Internal Medicine Physician1508891201
  4. Diane Klein-Ritter, M.D.Internal Medicine Physician1053346767
  5. Susan LaneInternal Medicine Physician1427083161
  6. Susan Lee, M.D.Internal Medicine Physician1295760874

Verify Catherine Nicastri in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 223930
    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 New York 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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20% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

5,102 Medicare Part D claims for 395 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 139 claims were for opioids.

  1. Catherine Nicastri5,102
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium283 claims
  2. Amlodipine Besylate277 claims
  3. Levothyroxine Sodium246 claims
  4. Escitalopram Oxalate195 claims
  5. Mirtazapine181 claims
  6. Losartan Potassium156 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 MIPS final score for 2023 (Medicare payment program): 98.5 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 score82.9
  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; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Stony Brook Internists University Faculty Practice CorporationStony Brook, NY

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

Catherine Nicastri among 508 geriatric medicine (internal medicine) physician records in New York

Catherine Nicastri, M.D. is one of 508 geriatric medicine (internal medicine) physician records with a practice address in New York. 75% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 47% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1998 · median 1998 among the 272 with a school on file
  • Record last updated2007 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in New York

There are 508 geriatric medicine (internal medicine) physician records in New York.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Suzanne Fields, M.D.East Setauket, NY 117331629092820
  2. Jennifer Gonzalez, M.D.East Setauket, NY 117331497853840
  3. Irene Hwu, MDEast Setauket, NY 117331699936757
  4. Lisa Honkanen, MDEast Northport, NY 117311811959372
  5. Danielle Ramos, ANPFarmingville, NY 117381255882288
  6. Karen Blau, M.D.Commack, NY 117251023236569
  7. Prabha Pillai, M.DCommack, NY 117251033347182
  8. Elizabeth Sturm, M.D.Commack, NY 117251003970963

Common questions

What is Catherine Nicastri, M.D.'s NPI number?

Catherine Nicastri, M.D.'s National Provider Identifier (NPI) is 1093730269, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Nicastri, M.D. located?

The NPPES record lists a practice address at 205 N Belle Mead Ave, East Setauket, NY, 11733. Phone: (631) 444-4630. Providers update this record themselves, so call before visiting.

How can I verify Catherine Nicastri, M.D.'s license?

NPPES lists New York license number 223930, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Catherine Nicastri, M.D. prescribe under Medicare Part D?

In 2024, Catherine Nicastri, M.D. had 5,102 Medicare Part D claims for 395 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.

What is Catherine Nicastri, M.D.'s MIPS final score?

The 2023 MIPS final score is 98.5 of 100. 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.