ILEX CHIH-HENG MA MS, RD, CDN
NPI 1174892566
Dietitian, Registered in Brooklyn, NY
About Ilex Chih-heng Ma Ms, Rd, Cdn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ILEX CHIH-HENG MA MS, RD, CDN (NPI 1174892566) is an individual dietitian, registered in Brooklyn, New York, licensed in Illinois (964083) and active in the NPI registry since December 2011. She maintains 4 additional practice locations and is a graduate of New York University School Of Medicine (2007).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 4
Other Identifiers 2
Group Practice 1
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
Ilex Chih-heng Ma Ms, Rd, Cdn 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 Ilex Ma reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brooklyn, NY 11234
- Reassigned Medicare billing, New York enrollment
- 9 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11229 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
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 Ilex Ma's NPI number?
The NPI number for Ilex Ma is 1174892566. It was assigned to this individual provider in the NPPES registry on December 14, 2011.
Where is Ilex Ma located?
Ilex Ma practices at 1645 E 19th St, Brooklyn, NY 11229. The listed phone number is (347) 556-7180.
What is Ilex Ma's specialty?
The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.
Is Ilex Ma enrolled in Medicare?
Yes. Ilex Ma 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 Ilex Ma's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ilex Ma reassigns Medicare benefits to (Brooklyn, 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 Ilex Ma'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 Ilex Ma was last updated on July 13, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Ilex Chih-Heng Ma, MS, RD, CDN · NPI 1174892566
Dietitian, Registered provider in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since December 14, 2011.
## Identity
- **NPI:** 1174892566 (Entity type: Individual)
- **Enumerated:** December 14, 2011
- **Primary specialty:** Dietitian, Registered · taxonomy 133V00000X
- **State license:** 964083 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1645 E 19TH ST, Brooklyn, NY 11229
- **Phone:** (347) 556-7180
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** (NPI 1487661286, Brooklyn, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York University School Of Medicine, class of 2007
## Record status
- **NPPES last updated:** July 13, 2018
- **Other identifiers:** Other 964083 (IL); Other 006403 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1174892566) · Data from the CMS NPPES public registry.