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DR. KATIUSCHKA NUNEZ M.D.
NPI 1699054916
Family Medicine in Setauket, NY

Active since August 04, 2011PECOS EnrolledAccepts Medicare Assignment
4 BREWSTER CT, SETAUKET, NY 11733(631) 751-0619(631) 751-0619 Get Directions Write a Review

NPPES record last updated: November 13, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Katiuschka Nunez M.d. NPPES

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

DR. KATIUSCHKA NUNEZ M.D. (NPI 1699054916) is an individual family medicine provider in Setauket, New York, licensed in New York (190780-1) and active in the NPI registry since August 2011. She is enrolled in Medicare PECOS and is a graduate of Other (1990).

NPPES Registry Identity

NPI1699054916
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. KATIUSCHKA NUNEZCredential: M.D.
Location Address4 BREWSTER CTSetauket, NY 11733-1424
Mailing Address4 Brewster CtSetauket, NY 11733-1424 · (631) 751-0619 · Fax (631) 751-0619
Phone(631) 751-0619
Fax(631) 751-0619
Sole ProprietorYes
Medical School CMSOtherGraduated 1990
Enumeration DateAugust 4, 2011
Last NPPES UpdateNovember 13, 2019
✔ NPI 1699054916 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in NY · 190780-1
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
4 BREWSTER CT, Setauket, NY 11733
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Other Names 1

Other Name (5)Mrs. Kati Willoughby

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Katiuschka Nunez M.d. 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 ID5597198044
PECOS Enrollment IDI20191213002188
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.

Medicare Billing Reassignment

Medicare enrollment records show Katiuschka Nunez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Public Health Management Corp
122 mi
Federally Qualified Health Center (FQHC)
500 ADAMS AVENUE
Philadelphia, PA 19120
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 100 clinicians in this Medicare group
NPI 1750395653 (215) 279-6666

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11733 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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
2 suppliers12 claims17 services$3.89 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier11 claims11 services$41.91 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier11 claims11 services$3.47 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Katiuschka Nunez's NPI number?

The NPI number for Katiuschka Nunez is 1699054916. It was assigned to this individual provider in the NPPES registry on August 4, 2011. The provider is also known as Mrs. Kati Willoughby.

Where is Katiuschka Nunez located?

Katiuschka Nunez practices at 4 Brewster Ct, Setauket, NY 11733. The listed phone number is (631) 751-0619.

What is Katiuschka Nunez's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Katiuschka Nunez enrolled in Medicare?

Yes. Katiuschka Nunez 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.

Which organization bills Medicare for Katiuschka Nunez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katiuschka Nunez reassigns Medicare benefits to Public Health Management Corp (Philadelphia, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katiuschka Nunez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katiuschka Nunez accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Katiuschka Nunez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Katiuschka Nunez was last updated on November 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.