Marisa Cassara, ANP
Adult Health Nurse Practitioner · Smithtown, NY
Marisa Cassara, ANP is an adult health nurse practitioner with a practice address in Smithtown, New York, and NPI 1356079503, issued on Aug 15, 2022. Check the license (New York 310832, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marisa Cassara
- Credential
- ANP
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- 310832 NY
Self-reported in NPPES; status is on the state search - Practice location
- 50 Route 25A, Smithtown, NY 11787
- Phone
- (631) 862-3000
- Enumerated
- Aug 15, 2022
- Record last updated
- Aug 15, 2022
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 6,028 in New York → Look up another NPI →
Also registered at 50 Route 25A
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marilyn AlterAdult Health Nurse Practitioner1316039530
- Teresa AndersonEmergency Medical Services (Emergency Medicine) Physician1336212091
- Oluwatosin Arubuolawe, MDStudent in an Organized Health Care Education/Training Program1154142560
- Jasmine Bhatia, MDAnesthesiology Physician1619282795
- Michael Bishai, MDInternal Medicine Physician1942409891
Verify Marisa Cassara in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 310832Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
119 Medicare Part D claims for 28 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 73% of claims.
Most prescribed
- Ozempic44 claims
- Mounjaro42 claims
- Metformin Hcl14 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: $472.41
17 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Marisa Cassara among 6,028 adult health nurse practitioner records in New York
Marisa Cassara, ANP is one of 6,028 adult health nurse practitioner records with a practice address in New York. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 84% of them.
- NPI issued2022 · 84% of these records are older, 12% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 44% of these records are
- Record last updated2022 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
49 adult health nurse practitioner records list a practice address in Smithtown
They are 49 of the 1,907 NPPES records with a practice address in Smithtown, and 6,028 adult health nurse practitioner records in New York.
All 6,028 in New York → Every provider in Smithtown → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Marilyn AlterSmithtown, NY 117871316039530
- Carole Capparelli, ANPSmithtown, NY 117871083790364
- Stacey Cedeno, ANPSmithtown, NY 117871184749053
- Anna ChiramannilSmithtown, NY 117871194817320
- Valerie GraySmithtown, NY 117871497976542
- Jennifer Grella, APRN,BCSmithtown, NY 117871164527164
- Nina Gresser-TacettaSmithtown, NY 117871689766818
- Jo Ann Jacquemain, ANP-CSmithtown, NY 117871154511954
Common questions
What is Marisa Cassara, ANP's NPI number?
Marisa Cassara, ANP's National Provider Identifier (NPI) is 1356079503, issued on Aug 15, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Marisa Cassara, ANP located?
The NPPES record lists a practice address at 50 Route 25A, Smithtown, NY, 11787. Phone: (631) 862-3000. Providers update this record themselves, so call before visiting.
How can I verify Marisa Cassara, ANP's license?
NPPES lists New York license number 310832, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Marisa Cassara, ANP prescribe under Medicare Part D?
In 2024, Marisa Cassara, ANP had 119 Medicare Part D claims for 28 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.