JUSTIN CHOW MD
NPI 1700899622
Internal Medicine in South Bend, IN
About Justin Chow Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUSTIN CHOW MD (NPI 1700899622) is an individual internal medicine provider in South Bend, Indiana, licensed in Indiana (01068196A) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Saint Joseph Regional Medical Center, and maintains a secondary practice location in Elkhart.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 1
Other Identifiers 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
Justin Chow Md 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 Justin Chow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
South Bend, IN 46601
- Reassigned Medicare billing, Indiana enrollment
- 734 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 4
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint Joseph Regional Medical Center
Acute Care Hospitals · Mishawaka, INElkhart General Hospital
Acute Care Hospitals · Elkhart, INMemorial Hospital Of South Bend
Acute Care Hospitals · South Bend, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
SOUTH BEND, IN 46601
SOUTH BEND, IN 46601
SOUTH BEND, IN 46601
SOUTH BEND, IN 46601
SOUTH BEND, IN 46601
SOUTH BEND, IN 46601
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 Justin Chow's NPI number?
The NPI number for Justin Chow is 1700899622. It was assigned to this individual provider in the NPPES registry on August 14, 2006. The provider is also known as Junming Zou.
Where is Justin Chow located?
Justin Chow practices at 615 N Michigan St 1st Fl Hospitalist Ste, South Bend, IN 46601. The listed phone number is (574) 647-3500.
What is Justin Chow's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Justin Chow enrolled in Medicare?
Yes. Justin Chow 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 Justin Chow's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Chow reassigns Medicare benefits to Beacon Medical Group, Inc. (South Bend, IN). 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 Justin Chow's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Justin Chow accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource list Justin Chow 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 Justin Chow affiliated with any hospitals?
According to CMS data, Justin Chow is affiliated with Saint Joseph Regional Medical Center, Elkhart General Hospital and Memorial Hospital Of South Bend.
When was this NPI record last updated?
The NPPES record for Justin Chow was last updated on March 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Justin Chow, MD · NPI 1700899622
Internal Medicine physician in South Bend, Indiana. Individual provider, active in the CMS NPPES registry since August 14, 2006.
## Identity
- **NPI:** 1700899622 (Entity type: Individual)
- **Enumerated:** August 14, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 01068196A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 N MICHIGAN ST 1ST FL HOSPITALIST STE, South Bend, IN 46601-1033
- **Phone:** (574) 647-3500 · **Fax:** (574) 647-1094
## 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:** Beacon Medical Group, Inc. (NPI 1467408237, South Bend, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** March 30, 2026
- **Other identifiers:** Medicaid 200986270 (IN); Other 000000667295 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1700899622) · Data from the CMS NPPES public registry.