DR. GRACE YUN CHONG DO
NPI 1366978116
Internal Medicine - Nephrology in Allentown, PA
About Dr. Grace Yun Chong Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GRACE YUN CHONG DO (NPI 1366978116) is an individual nephrology provider in Allentown, Pennsylvania, licensed in Pennsylvania (OS023256) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS, is affiliated with Schuylkill Medical Center - South Jackson Street, and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2017).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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. Grace Yun Chong Do 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 Reassignments
2Medicare enrollment records show Grace Chong reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Allentown, PA 18103
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,895 clinicians in this Medicare group
Allentown, PA 18103
- Reassigned Medicare billing, Pennsylvania enrollment
- 31 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 12
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Schuylkill Medical Center - South Jackson Street
Acute Care Hospitals · Pottsville, PAGrand View Health
Acute Care Hospitals · Sellersville, PALehigh Valley Hospital
Acute Care Hospitals · Allentown, PALehigh Valley Hospital - Pocono
Acute Care Hospitals · East Stroudsburg, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 18103 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ALLENTOWN, PA 18103
ALLENTOWN, PA 18103
ALLENTOWN, PA 18103
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 Grace Chong's NPI number?
The NPI number for Grace Chong is 1366978116. It was assigned to this individual provider in the NPPES registry on May 11, 2017.
Where is Grace Chong located?
Grace Chong practices at 1230 S Cedar Crest Blvd Ste 302304, Allentown, PA 18103. The listed phone number is (610) 432-4529.
What is Grace Chong's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Grace Chong enrolled in Medicare?
Yes. Grace Chong 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 organizations bill Medicare for Grace Chong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace Chong reassigns Medicare benefits to 2 organizations: Lehigh Valley Physician Group (Allentown, PA) and Valley Kidney Specialists, P.C. (Allentown, PA). Each 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 Grace Chong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Grace Chong accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Grace Chong 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.
Is Grace Chong affiliated with any hospitals?
According to CMS data, Grace Chong is affiliated with Schuylkill Medical Center - South Jackson Street, Grand View Health, Lehigh Valley Hospital and Lehigh Valley Hospital - Pocono.
When was this NPI record last updated?
The NPPES record for Grace Chong was last updated on February 14, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Grace Yun Chong, DO · NPI 1366978116
Nephrology physician in Allentown, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 11, 2017.
## Identity
- **NPI:** 1366978116 (Entity type: Individual)
- **Enumerated:** May 11, 2017
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** OS023256 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1230 S CEDAR CREST BLVD STE 302304, Allentown, PA 18103-6367
- **Phone:** (610) 432-4529
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Lehigh Valley Physician Group (NPI 1013081876, Allentown, PA); Valley Kidney Specialists, P.C. (NPI 1134419385, Allentown, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Lake Erie College Of Osteopathic Medicine, Erie, class of 2017
## Record status
- **NPPES last updated:** February 14, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1366978116) · Data from the CMS NPPES public registry.