DR. ILANA S. GRUNWALD PH.D.
NPI 1073726816
Clinical Neuropsychologist in New York, NY
About Dr. Ilana S. Grunwald Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ILANA S. GRUNWALD PH.D. (NPI 1073726816) is an individual clinical neuropsychologist in New York, New York, licensed in New York (012877-1) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of State University Of New York Downstate Medical Center (1995).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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. Ilana S. Grunwald Ph.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.
Medicare Billing Reassignment
Medicare enrollment records show Ilana Grunwald reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10036
- Reassigned Medicare billing, New York enrollment
- 18 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Ilana Grunwald's NPI number?
The NPI number for Ilana Grunwald is 1073726816. It was assigned to this individual provider in the NPPES registry on May 8, 2007.
Where is Ilana Grunwald located?
Ilana Grunwald practices at 240 E 38th St 17th Floor, New York, NY 10016. The listed phone number is (212) 263-5999.
What is Ilana Grunwald's specialty?
The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.
Is Ilana Grunwald enrolled in Medicare?
Yes. Ilana Grunwald 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 Ilana Grunwald's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ilana Grunwald reassigns Medicare benefits to Dr. Iospa Psychiatry Consulting, P.C. (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 Ilana Grunwald'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 Ilana Grunwald was last updated on November 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. Ilana S. Grunwald, PH.D. · NPI 1073726816
Clinical Neuropsychologist provider in New York, New York. Individual provider, active in the CMS NPPES registry since May 8, 2007.
## Identity
- **NPI:** 1073726816 (Entity type: Individual)
- **Enumerated:** May 8, 2007
- **Primary specialty:** Clinical Neuropsychologist · taxonomy 103G00000X
- **State license:** 012877-1 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 240 E 38TH ST, 17TH FLOOR, New York, NY 10016-2708
- **Phone:** (212) 263-5999
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Dr. Iospa Psychiatry Consulting, P.C. (NPI 1154597219, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York Downstate Medical Center, class of 1995
## Record status
- **NPPES last updated:** November 30, 2015
- **Other identifiers:** Medicaid 02634802 (NY); Medicare UPIN S69190 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1073726816) · Data from the CMS NPPES public registry.