EDWIN YIRONG CHAN MD
NPI 1851917769
Internal Medicine in Oklahoma City, OK
About Edwin Yirong Chan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EDWIN YIRONG CHAN MD (NPI 1851917769) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (47839) and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS, is affiliated with University Medical Center New Orleans, and is a graduate of Yale University School Of Medicine (2020).
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
Edwin Yirong Chan 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 Reassignments
4Medicare enrollment records show Edwin Chan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oklahoma City, OK 73103
- Reassigned Medicare billing, Oklahoma enrollment
- 64 clinicians in this Medicare group
Oklahoma City, OK 73103
- Reassigned Medicare billing, Oklahoma enrollment
- 89 clinicians in this Medicare group
New Orleans, LA 70112
- Reassigned Medicare billing, Louisiana enrollment
- 295 clinicians in this Medicare group
New Orleans, LA 70115
- Reassigned Medicare billing, Louisiana enrollment
- 206 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 6
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.
University Medical Center New Orleans
Acute Care Hospitals · New Orleans, LAWest Jefferson Medical Center
Acute Care Hospitals · Marrero, LATouro Infirmary
Acute Care Hospitals · New Orleans, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73103 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.
OKLAHOMA CITY, OK 73103
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 Edwin Chan's NPI number?
The NPI number for Edwin Chan is 1851917769. It was assigned to this individual provider in the NPPES registry on June 17, 2020.
Where is Edwin Chan located?
Edwin Chan practices at 1211 N Shartel Ave Ste 408, Oklahoma City, OK 73103. The listed phone number is (405) 272-4978.
What is Edwin Chan's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Edwin Chan enrolled in Medicare?
Yes. Edwin Chan 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 Edwin Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Edwin Chan reassigns Medicare benefits to 4 organizations: Metro Healthcare Services LLC (Oklahoma City, OK), Metro Physicians LLC (Oklahoma City, OK), University Medical Center Management Corporation (New Orleans, LA) and Crescent City Physicians, Inc. (New Orleans, LA). 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 Edwin Chan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Edwin Chan accept?
Health plans from Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Oklahoma, HMO Louisiana and Molina Healthcare list Edwin Chan 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 Edwin Chan affiliated with any hospitals?
According to CMS data, Edwin Chan is affiliated with University Medical Center New Orleans, West Jefferson Medical Center and Touro Infirmary.
When was this NPI record last updated?
The NPPES record for Edwin Chan was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Edwin Yirong Chan, MD · NPI 1851917769
Internal Medicine physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since June 17, 2020.
## Identity
- **NPI:** 1851917769 (Entity type: Individual)
- **Enumerated:** June 17, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 47839 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 1211 N SHARTEL AVE STE 408, Oklahoma City, OK 73103-2400
- **Phone:** (405) 272-4978 · **Fax:** (405) 772-4430
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Metro Healthcare Services LLC (NPI 1194558304, Oklahoma City, OK); Metro Physicians LLC (NPI 1588374797, Oklahoma City, OK); University Medical Center Management Corporation (NPI 1083655567, New Orleans, LA); Crescent City Physicians, Inc. (NPI 1689722340, New Orleans, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** July 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1851917769) · Data from the CMS NPPES public registry.