DR. SONNY YONG PARK MD
NPI 1720071277
Emergency Medicine in Mount Pleasant, SC
About Dr. Sonny Yong Park Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SONNY YONG PARK MD (NPI 1720071277) is an individual emergency medicine provider in Mount Pleasant, South Carolina, licensed in South Carolina (25559) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Knox County Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 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
Dr. Sonny Yong Park 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
12Medicare enrollment records show Sonny Park reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hilton Head Island, SC 29926
- Reassigned Medicare billing, South Carolina enrollment
- 57 clinicians in this Medicare group
Varnville, SC 29944
- Reassigned Medicare billing, South Carolina enrollment
- 49 clinicians in this Medicare group
Augusta, GA 30901
- Reassigned Medicare billing, Georgia enrollment
- 159 clinicians in this Medicare group
Hardinsburg, KY 40143
- Reassigned Medicare billing, Indiana enrollment
- 67 clinicians in this Medicare group
Paducah, KY 42003
- Reassigned Medicare billing, Kentucky enrollment
- 220 clinicians in this Medicare group
Dyersburg, TN 38024
- Reassigned Medicare billing, Tennessee enrollment
- 256 clinicians in this Medicare group
Jackson, MS 39201
- Reassigned Medicare billing, South Carolina enrollment
- 2 clinicians in this Medicare group
Fort Wayne, IN 46804
- Reassigned Medicare billing, Indiana enrollment
- Medicare enrollment name: Emergency Professionals Of Indiana PC
- 404 clinicians in this Medicare group
New Iberia, LA 70560
- Reassigned Medicare billing, Louisiana enrollment
- 83 clinicians in this Medicare group
Jennings, LA 70546
- Reassigned Medicare billing, Louisiana enrollment
- 76 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 2
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.
Knox County Hospital
Critical Access Hospitals · Barbourville, KYOchsner American Legion Hospital
Acute Care Hospitals · Jennings, LAHoly Family Memorial
Acute Care Hospitals · Manitowoc, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29466 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Sonny Park's NPI number?
The NPI number for Sonny Park is 1720071277. It was assigned to this individual provider in the NPPES registry on August 30, 2005.
Where is Sonny Park located?
Sonny Park practices at 1988 Kings Gate Ln, Mount Pleasant, SC 29466. The listed phone number is (864) 640-0395.
What is Sonny Park's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Sonny Park enrolled in Medicare?
Yes. Sonny Park 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 Sonny Park's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sonny Park reassigns Medicare benefits to 12 organizations: Hilton Head Emergency Physicians, LLC (Hilton Head Island, SC), Hampton Regional Medical Center (Varnville, SC), Peach State Emergency Physicians LLC (Augusta, GA), Concord Medical Group Of Kentucky PLLC (Hardinsburg, KY), Green Valley Emergency Physicians, LLC (Paducah, KY) and 7 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 Sonny Park's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sonny Park accept?
Health plans from CareSource (Common Ground Healthcare) and Taro Health list Sonny Park 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 Sonny Park affiliated with any hospitals?
According to CMS data, Sonny Park is affiliated with Knox County Hospital, Ochsner American Legion Hospital and Holy Family Memorial.
When was this NPI record last updated?
The NPPES record for Sonny Park was last updated on September 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. Sonny Yong Park, MD · NPI 1720071277
Emergency Medicine physician in Mount Pleasant, South Carolina. Individual provider, active in the CMS NPPES registry since August 30, 2005.
## Identity
- **NPI:** 1720071277 (Entity type: Individual)
- **Enumerated:** August 30, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 25559 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 1988 KINGS GATE LN, Mount Pleasant, SC 29466-8191
- **Phone:** (864) 640-0395
## 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:** 12 organizations under Medicare reassignment (form CMS-855R): Hilton Head Emergency Physicians, LLC (NPI 1326047176, Hilton Head Island, SC); Hampton Regional Medical Center (NPI 1487651949, Varnville, SC); Peach State Emergency Physicians LLC (NPI 1053170605, Augusta, GA); Concord Medical Group Of Kentucky PLLC (NPI 1346746385, Hardinsburg, KY); Green Valley Emergency Physicians, LLC (NPI 1720755739, Paducah, KY); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2001
## Record status
- **NPPES last updated:** September 15, 2025
- **Other identifiers:** Other 33329 (AZ)
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Source: [NPI Profile](https://npiprofile.com/npi/1720071277) · Data from the CMS NPPES public registry.