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LEAH ELIZABETH WALSH MS
NPI 1689363608
Psychologist - Clinical in New York, NY

Active since May 04, 2023PECOS Enrolled
17 E 102ND ST FL 4, NEW YORK, NY 10029(212) 659-8552(212) 860-9716 Get Directions Write a Review

NPPES record last updated: December 9, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 9, 2025, May 4, 2023 (2 updates tracked since 2023).

About Leah Elizabeth Walsh Ms NPPES

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

LEAH ELIZABETH WALSH MS (NPI 1689363608) is an individual clinical provider in New York, New York, licensed in New York (027713) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS and is a graduate of Fordham University School Of Medicine (2024).

NPPES Registry Identity

NPI1689363608
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameLEAH ELIZABETH WALSHCredential: MS
Location Address17 E 102ND ST FL 4New York, NY 10029-5204
Mailing AddressPo Box 28082New York, NY 10087-8082 · (212) 987-3100
Phone(212) 659-8552
Fax(212) 860-9716
Sole ProprietorNo
Medical School CMSFordham University School Of MedicineGraduated 2024
Enumeration DateMay 4, 2023
Last NPPES UpdateDecember 9, 20252 updates tracked since enumeration
NPPES CertifiedDecember 9, 2025
✔ NPI 1689363608 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in NY · 027713
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
17 E 102ND ST FL 4, New York, NY 10029
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Leah Elizabeth Walsh Ms is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2769976844
PECOS Enrollment IDI20251216002365
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 Leah Walsh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Icahn School Of Medicine At Mount Sinai
0.1 mi
Geriatric Medicine
1440 MADISON AVE
New York, NY 10029
  • Reassigned Medicare billing, New York enrollment
  • 168 clinicians in this Medicare group
NPI 1689947160 (212) 658-8552

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 10029 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
$198.19 typical visit price
range $65.69 – $198.19
Typical copayment $49.54 (range $16.42 – $49.54)
Most-billed visit code 99205
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
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 9

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

CIERA SEARS M.D.
Internal Medicine (Hospice and Palliative Medicine)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8552
GILANA GOMBERG MD
Internal Medicine (Nephrology)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8554
DR. ROHIN ARVIND AGGARWAL MD
Internal Medicine (Geriatric Medicine)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8552
TATIANA REQUIJO
Internal Medicine (Geriatric Medicine)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8552
EMMA RITTER PSYD
Psychologist (Clinical)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8552
SABRINA CHITNARAIN LCSW
Social Worker (Clinical)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 241-6800
DR. NICHOLAS JOHN HEITMAN MD
Dermatology
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8554
DANIALLE R. COYNE NP
Nurse Practitioner (Adult Health)
17 E 102ND ST FL 4
NEW YORK, NY 10029
New York County (212) 659-8552

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 Leah Walsh's NPI number?

The NPI number for Leah Walsh is 1689363608. It was assigned to this individual provider in the NPPES registry on May 4, 2023.

Where is Leah Walsh located?

Leah Walsh practices at 17 E 102nd St Fl 4, New York, NY 10029. The listed phone number is (212) 659-8552.

What is Leah Walsh's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Leah Walsh enrolled in Medicare?

Yes. Leah Walsh is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Leah Walsh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Leah Walsh reassigns Medicare benefits to Icahn School Of Medicine At Mount Sinai (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 Leah Walsh'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 Leah Walsh was last updated on December 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.