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DIANA SUN LMHC
NPI 1780417451
Counselor - Mental Health in New York, NY

Active since August 20, 2024PECOS Enrolled
307 W 38TH ST FL 16, NEW YORK, NY 10018(347) 292-1475 Get Directions Write a Review

NPPES record last updated: May 30, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 30, 2025, Aug 20, 2024 (2 updates tracked since 2024).

About Diana Sun Lmhc NPPES

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

DIANA SUN LMHC (NPI 1780417451) is an individual mental health provider in New York, New York and active in the NPI registry since August 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1780417451
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameDIANA SUNCredential: LMHC
Location Address307 W 38TH ST FL 16New York, NY 10018-9514
Mailing Address159 Dover GrnStaten Island, NY 10312-1710 · (347) 839-5418
Phone(347) 292-1475
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 20, 2024
Last NPPES UpdateMay 30, 20252 updates tracked since enumeration
NPPES CertifiedMay 30, 2025
✔ NPI 1780417451 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
307 W 38TH ST FL 16, New York, NY 10018
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diana Sun Lmhc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9234613167
PECOS Enrollment IDI20260319000406
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 Diana Sun reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mccd Psychiatry Services PLLC
0.6 mi
Psychiatry
109 W 27TH ST # 5S
New York, NY 10001
  • Reassigned Medicare billing, New York enrollment
  • 590 clinicians in this Medicare group
NPI 1033750823 (917) 634-5311

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 8

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

MISS NATISHA ESONIA JOSEPH LMHC
Counselor (Mental Health)
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (845) 686-0004
MINDFUL GROWTH WITH MARIA LCSW, PLLC
Social Worker (Clinical)
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (929) 376-9330
REBEKAH LEE
Social Worker
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (347) 871-6761
DAESIA MONET JAMESLOUIS
Counselor (Mental Health)
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (609) 316-2429
PRIDAKT JOELIC LLC
Clinic/Center (Multi-Specialty)
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (516) 236-7580
BEATRICE RABEL
Registered Nurse
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (516) 236-7580
MR. HANGXUAN JI M.A.
Counselor (Mental Health)
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (516) 595-9849
RUBY LOUISE ORTH
Counselor (Mental Health)
307 W 38TH ST FL 16
NEW YORK, NY 10018
New York County (332) 249-1911

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 Diana Sun's NPI number?

The NPI number for Diana Sun is 1780417451. It was assigned to this individual provider in the NPPES registry on August 20, 2024.

Where is Diana Sun located?

Diana Sun practices at 307 W 38th St Fl 16, New York, NY 10018. The listed phone number is (347) 292-1475.

What is Diana Sun's specialty?

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

Is Diana Sun enrolled in Medicare?

Yes. Diana Sun is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Sun's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Sun reassigns Medicare benefits to Mccd Psychiatry Services PLLC (New York, 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 Diana Sun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Sun accept?

Health plans from UnitedHealthcare list Diana Sun 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 Diana Sun was last updated on May 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.