SANG MYUNG HAN MD
NPI 1700433398
Psychiatry & Neurology - Neurology in New York, NY
About Sang Myung Han Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SANG MYUNG HAN MD (NPI 1700433398) is an individual neurology provider in New York, New York, licensed in New York (323587-01) and active in the NPI registry since August 2019. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai South Nassau, and maintains a secondary practice location in Rockville Centre.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Sang Myung Han 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
13Medicare enrollment records show Sang Myung Han reassigns Medicare billing to 13 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newyork, NY 10029
- Reassigned Medicare billing, New York enrollment
- 233 clinicians in this Medicare group
Valley Stream, NY 11580
- Reassigned Medicare billing, New York enrollment
- 302 clinicians in this Medicare group
Rockville Centre, NY 11571
- Reassigned Medicare billing, New York enrollment
- 266 clinicians in this Medicare group
Wantagh, NY 11793
- Reassigned Medicare billing, New York enrollment
- 572 clinicians in this Medicare group
Bethpage, NY 11714
- Reassigned Medicare billing, New York enrollment
- 211 clinicians in this Medicare group
West Islip, NY 11795
- Reassigned Medicare billing, New York enrollment
- 395 clinicians in this Medicare group
Smithtown, NY 11787
- Reassigned Medicare billing, New York enrollment
- 194 clinicians in this Medicare group
Port Jefferson, NY 11777
- Reassigned Medicare billing, New York enrollment
- 210 clinicians in this Medicare group
Miamisburg, OH 45342
- Reassigned Medicare billing, Ohio enrollment
- 984 clinicians in this Medicare group
Atlanta, GA 30309
- Reassigned Medicare billing, Georgia enrollment
- 410 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 8
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mount Sinai South Nassau
Acute Care Hospitals · Oceanside, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10029 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.
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
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 Sang Myung Han's NPI number?
The NPI number for Sang Myung Han is 1700433398. It was assigned to this individual provider in the NPPES registry on August 20, 2019.
Where is Sang Myung Han located?
Sang Myung Han practices at 1 Gustave L Levy Pl, New York, NY 10029. The listed phone number is (929) 637-3879.
What is Sang Myung Han's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Sang Myung Han enrolled in Medicare?
Yes. Sang Myung Han 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 Sang Myung Han's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sang Myung Han reassigns Medicare benefits to 13 organizations: Icahn School Of Medicine At Mount Sinai (Newyork, NY), Mount Sinai School Of Medicine (Valley Stream, NY), Mercy Medical Center (Rockville Centre, NY), North Shore Medical Group Of The Mount Sinai School Of Medicine (Wantagh, NY), St. Joseph Hospital (Bethpage, NY) and 8 more organizations, listed in the Medicare section above. 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 Sang Myung Han's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sang Myung Han accept?
Health plans from Avera Health Plans, Blue Cross and Blue Shield of Alabama, Blue Cross and Blue Shield of Kansas City, CareSource and Oscar Insurance Company and 1 other insurer list Sang Myung Han 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 Sang Myung Han affiliated with any hospitals?
According to CMS data, Sang Myung Han is affiliated with Mount Sinai South Nassau.
When was this NPI record last updated?
The NPPES record for Sang Myung Han was last updated on May 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Sang Myung Han, MD · NPI 1700433398
Neurology physician in New York, New York. Individual provider, active in the CMS NPPES registry since August 20, 2019.
## Identity
- **NPI:** 1700433398 (Entity type: Individual)
- **Enumerated:** August 20, 2019
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** 323587-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 GUSTAVE L LEVY PL, New York, NY 10029-6504
- **Phone:** (929) 637-3879
## 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:** 13 organizations under Medicare reassignment (form CMS-855R): Icahn School Of Medicine At Mount Sinai (NPI 1558627844, Newyork, NY); Mount Sinai School Of Medicine (NPI 1942777347, Valley Stream, NY); Mercy Medical Center (NPI 1124062369, Rockville Centre, NY); North Shore Medical Group Of The Mount Sinai School Of Medicine (NPI 1992417323, Wantagh, NY); St. Joseph Hospital (NPI 1881799153, Bethpage, NY); and 8 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** May 20, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1700433398) · Data from the CMS NPPES public registry.