CHELIN HYEKYONG MUN FNP
NPI 1790438927
Nurse Practitioner - Family in Severn, MD
About Chelin Hyekyong Mun Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHELIN HYEKYONG MUN FNP (NPI 1790438927) is an individual family provider in Severn, Maryland, licensed in Maryland (R203870) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Chelin Hyekyong Mun Fnp 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 Chelin Mun reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Masury, OH 44438
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 27 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21144 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Chelin Mun's NPI number?
The NPI number for Chelin Mun is 1790438927. It was assigned to this individual provider in the NPPES registry on January 28, 2022.
Where is Chelin Mun located?
Chelin Mun practices at 7702 Sentry Ter, Severn, MD 21144. The listed phone number is (443) 838-1003.
What is Chelin Mun's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Chelin Mun enrolled in Medicare?
Yes. Chelin Mun 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 Chelin Mun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chelin Mun reassigns Medicare benefits to PA Post Acute Services PC (Masury, OH). 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 Chelin Mun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Chelin Mun was last updated on January 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Chelin Hyekyong Mun, FNP · NPI 1790438927
Family physician in Severn, Maryland. Individual provider, active in the CMS NPPES registry since January 28, 2022.
## Identity
- **NPI:** 1790438927 (Entity type: Individual)
- **Enumerated:** January 28, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R203870 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 7702 SENTRY TER, Severn, MD 21144-1177
- **Phone:** (443) 838-1003
## 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:** PA Post Acute Services PC (NPI 1255057063, Masury, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** January 28, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1790438927) · Data from the CMS NPPES public registry.