GRAHAM CHUNG OD
NPI 1386329183
Optometrist in New York, NY
About Graham Chung Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRAHAM CHUNG OD (NPI 1386329183) is an individual optometrist in New York, New York, licensed in New York (TR009908) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
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
Graham Chung Od 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 Graham Chung reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10036
- Reassigned Medicare billing, New York enrollment
- 216 clinicians in this Medicare group
Berkeley, CA 94720
- Reassigned Medicare billing, California enrollment
- 96 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 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 3
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 10036 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 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 Graham Chung's NPI number?
The NPI number for Graham Chung is 1386329183. It was assigned to this individual provider in the NPPES registry on June 19, 2023.
Where is Graham Chung located?
Graham Chung practices at 33 W 42nd St, New York, NY 10036. The listed phone number is (212) 938-4000.
What is Graham Chung's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Graham Chung enrolled in Medicare?
Yes. Graham Chung 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 Graham Chung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Graham Chung reassigns Medicare benefits to 4 organizations: State Of New York Comptrollers Office (New York, NY), Regents Of The University Of California At Berkeley (Berkeley, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, CA). 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 Graham Chung's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Graham Chung accept?
Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 1 other insurer list Graham Chung 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.
When was this NPI record last updated?
The NPPES record for Graham Chung was last updated on September 19, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Graham Chung, OD · NPI 1386329183
Optometrist provider in New York, New York. Individual provider, active in the CMS NPPES registry since June 19, 2023.
## Identity
- **NPI:** 1386329183 (Entity type: Individual)
- **Enumerated:** June 19, 2023
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** TR009908 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 33 W 42ND ST, New York, NY 10036-8005
- **Phone:** (212) 938-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): State Of New York Comptrollers Office (NPI 1407829856, New York, NY); Regents Of The University Of California At Berkeley (NPI 1306908058, Berkeley, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** September 19, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1386329183) · Data from the CMS NPPES public registry.