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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHRYN DEL MAR
NPI 1659939866
Counselor - Mental Health in Melville, NY

Active since June 03, 2019PECOS EnrolledAccepts Medicare Assignment
275 BROADHOLLOW RD STE 120, MELVILLE, NY 11747(845) 279-5908(845) 622-5055 Get Directions Write a Review

NPPES record last updated: October 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 1, 2026, Mar 11, 2021, Jun 3, 2019 (3 updates tracked since 2019).

About Kathryn Del Mar NPPES

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

KATHRYN DEL MAR (NPI 1659939866) is an individual mental health provider in Melville, New York, licensed in New York (012500) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1659939866
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameKATHRYN DEL MAR
Location Address275 BROADHOLLOW RD STE 120Melville, NY 11747-4863
Mailing Address667 Stoneleigh Ave Ste 202Carmel, NY 10512-2455 · (845) 279-5908 · Fax (845) 622-5055
Phone(845) 279-5908
Fax(845) 622-5055
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateJune 3, 2019
Last NPPES UpdateOctober 1, 20263 updates tracked since enumeration
NPPES CertifiedOctober 1, 2026
✔ NPI 1659939866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in NY · 012500
275 BROADHOLLOW RD STE 120, Melville, NY 11747
Open in Google Maps ↗

Secondary Practice Locations 2

Location 119 Union Sq W Fl 7New York, NY 10003-3304 · Phone (212) 627-9600
Location 2180 BroadwayHicksville, NY 11801-4230 · Phone (516) 935-6858

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

Kathryn Del Mar 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 ID8224477328
PECOS Enrollment IDI20240423001447
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 Kathryn Del Mar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

J.Corea Mental Health Counseling PC
11 mi
Exclusive Provider Organization
585 STEWART AVE STE 700
Garden City, NY 11530
  • Reassigned Medicare billing, New York enrollment
  • 20 clinicians in this Medicare group
NPI 1467907733 (516) 280-7285

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

Other Providers at the Same Location NPPES 18

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

TAHA ALI ALVI LMHC
Counselor (Mental Health)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908
MARGARET YOON DO
Psychiatry & Neurology (Psychiatry)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908
TONI ANTOINETTE LABARBERA LMHC, CASAC-T
Counselor (Mental Health)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908
BINA ZAIDI LCSW
Social Worker (Clinical)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908
MRS. REBECCA WINTER RODRIGUEZ LCSW
Social Worker (Clinical)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (631) 323-6872
NIKKI A GUSTAVSON PSY.D.
Psychologist (Clinical)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908
TRENICE BERKEL LCSW
Social Worker (Clinical)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908
JOANNA ULLOA LMHC
Counselor (Mental Health)
275 BROADHOLLOW RD STE 120
MELVILLE, NY 11747
Suffolk County (845) 279-5908

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 Kathryn Del Mar's NPI number?

The NPI number for Kathryn Del Mar is 1659939866. It was assigned to this individual provider in the NPPES registry on June 3, 2019.

Where is Kathryn Del Mar located?

Kathryn Del Mar practices at 275 Broadhollow Rd Ste 120, Melville, NY 11747. The listed phone number is (845) 279-5908.

What is Kathryn Del Mar's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Kathryn Del Mar enrolled in Medicare?

Yes. Kathryn Del Mar 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 Kathryn Del Mar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kathryn Del Mar reassigns Medicare benefits to J.Corea Mental Health Counseling PC (Garden City, NY). 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 Kathryn Del Mar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Kathryn Del Mar was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.