1. Home
  2. Directory
  3. New York
  4. Smithtown
  5. Nurse Practitioner
  6. NPI Profile

ALLYSON MARIE KORNAHRENS FNP
NPI 1427573138
Nurse Practitioner - Family in Smithtown, NY

Active since August 03, 2017PECOS EnrolledAccepts Medicare Assignment
267 E MAIN ST, SMITHTOWN, NY 11787(631) 418-8069(631) 656-0470 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 21, 2022, Jan 29, 2019, Aug 3, 2017 (3 updates tracked since 2017).

About Allyson Marie Kornahrens Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALLYSON MARIE KORNAHRENS FNP (NPI 1427573138) is an individual family provider in Smithtown, New York, licensed in New York (342166) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS, is affiliated with Peconic Bay Medical Center, and maintains a secondary practice location in Garden City.

NPPES Registry Identity

NPI1427573138
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameALLYSON MARIE KORNAHRENSCredential: FNP
Location Address267 E MAIN STSmithtown, NY 11787-2874
Mailing Address600 Old Country RdGarden City, NY 11530-2045 · (516) 357-9000
Phone(631) 418-8069
Fax(631) 656-0470
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateAugust 3, 2017
Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration
✔ NPI 1427573138 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in NY · 342166
267 E MAIN ST, Smithtown, NY 11787
Open in Google Maps ↗

Secondary Practice Location 1

Location 1600 Old Country RdGarden City, NY 11530-2045 · Phone (516) 357-9000

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Allyson Marie Kornahrens Fnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7113265497
PECOS Enrollment IDI20190212001307
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
322 services229 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
138 services135 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
111 services89 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Peconic Bay Medical Center

Acute Care Hospitals · Riverhead, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330107
Location1 Heros WayRiverhead, NY 11901 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11787 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALANNA D. REGAN L.C.S.W.-R
Social Worker (Clinical)
267 E MAIN ST, BLDG. B-23
SMITHTOWN, NY 11787
Suffolk County (516) 652-4487
MS. CYNTHIA PRINCE LCSW
Social Worker (Clinical)
267 E MAIN ST
SMITHTOWN, NY 11787
Suffolk County (516) 984-7544
KEEGAN BAKER, LCSW, PLLC
Social Worker (Clinical)
267 E MAIN ST
SMITHTOWN, NY 11787
Suffolk County (631) 833-5677
ERICA ZELLER LCSW
Social Worker
267 E MAIN ST, SUITE 22B
SMITHTOWN, NY 11787
Suffolk County (631) 320-1721
DR. NABIL KHORSHID KIRIDLY M.D.
Surgery (Plastic and Reconstructive Surgery)
267 E MAIN ST, BLDG- B
SMITHTOWN, NY 11787
Suffolk County (631) 366-2220
DR. BETH ILENE FORHMAN CSW DSW
Social Worker
267 E MAIN ST, BUILDING B
SMITHTOWN, NY 11787
Suffolk County (631) 361-6633
PRECISION MEDICAL ARTS OF NEW YORK PLLC
Specialist
267 E MAIN ST, BLDG B3
SMITHTOWN, NY 11787
Suffolk County (631) 366-2220
BRANCH MEDICAL ASSOCIATES, P.C.
Internal Medicine
267 E MAIN ST, BUILDING A
SMITHTOWN, NY 11787
Suffolk County (631) 724-2000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Allyson Kornahrens's NPI number?

The NPI number for Allyson Kornahrens is 1427573138. It was assigned to this individual provider in the NPPES registry on August 3, 2017.

Where is Allyson Kornahrens located?

Allyson Kornahrens practices at 267 E Main St, Smithtown, NY 11787. The listed phone number is (631) 418-8069.

What is Allyson Kornahrens's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Allyson Kornahrens enrolled in Medicare?

Yes. Allyson Kornahrens is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Allyson Kornahrens affiliated with any hospitals?

According to CMS data, Allyson Kornahrens is affiliated with Peconic Bay Medical Center.

When was this NPI record last updated?

The NPPES record for Allyson Kornahrens was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.