NPPES file of Aug 9, 2026

Allison Marie Kornahrens, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Bay Shore, NY

Allison Marie Kornahrens, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Bay Shore, New York, and NPI 1013660588, issued on Feb 3, 2022. Check the license (New York 403752, as entered in NPPES) with the New York 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013660588
Name
Allison Marie Kornahrens
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
403752 NY
Self-reported in NPPES; status is on the state search
Practice location
88 Ithaca St, Bay Shore, NY 11706
Phone
(631) 252-3249
Enumerated
Feb 3, 2022
Record last updated
Feb 3, 2022
Medicare enrollment
Enrolled (PECOS I20220617000977); accepts Medicare assignment
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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Verify Allison Marie Kornahrens in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 403752
    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 New York license search

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73% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

249 Medicare Part D claims for 39 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Allison Kornahrens249
  2. Specialty average906

Most prescribed

  1. Trazodone Hcl29 claims
  2. Clonazepam13 claims
  3. Buprenorphine-Naloxone11 claims
  4. Divalproex Sodium11 claims
  5. Levothyroxine Sodium11 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: $106.21

4 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Allison Kornahrens$106.21
  2. Specialty average$1,027.77

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. Samaritan Medical Services PCWest Islip, NY

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

Allison Marie Kornahrens among 4,129 psychiatric/mental health nurse practitioner records in New York

Allison Marie Kornahrens, PMHNP is one of 4,129 psychiatric/mental health nurse practitioner records with a practice address in New York. 68% 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 69% of them.

  • NPI issued2022 · 69% of these records are older, 24% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2021 · median 2021 among the 1,914 with a school on file
  • Record last updated2022 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 psychiatric/mental health nurse practitioner records list a practice address in Bay Shore

They are 22 of the 1,931 NPPES records with a practice address in Bay Shore, and 4,129 psychiatric/mental health nurse practitioner records in New York.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Marilyn BatistaBay Shore, NY 117061265685259
  2. Nicole Beaubrun, NPBay Shore, NY 117061780815480
  3. Anastasia Blanchard, NPPBay Shore, NY 117061063599819
  4. Maryellen Blank, NPBay Shore, NY 117061609930015
  5. Millicent Brown, PMHNP-BCBay Shore, NY 117061407994940
  6. Carole Chin, NPPBay Shore, NY 117061942420062
  7. Lori Chodash, NPBay Shore, NY 117061841594959
  8. Annamae Conry, NPBay Shore, NY 117061487602322

Common questions

What is Allison Marie Kornahrens, PMHNP's NPI number?

Allison Marie Kornahrens, PMHNP's National Provider Identifier (NPI) is 1013660588, issued on Feb 3, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Allison Marie Kornahrens, PMHNP located?

The NPPES record lists a practice address at 88 Ithaca St, Bay Shore, NY, 11706. Phone: (631) 252-3249. Providers update this record themselves, so call before visiting.

How can I verify Allison Marie Kornahrens, PMHNP's license?

NPPES lists New York license number 403752, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Allison Marie Kornahrens, PMHNP prescribe under Medicare Part D?

In 2024, Allison Marie Kornahrens, PMHNP had 249 Medicare Part D claims for 39 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.