LIN CHEN NP
NPI 1457921140
Nurse Practitioner - Family in Rockville, MD
About Lin Chen Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LIN CHEN NP (NPI 1457921140) is an individual family provider in Rockville, Maryland, licensed in Maryland (R203912) and active in the NPI registry since June 2021. She is enrolled in Medicare PECOS, is affiliated with Adventist Healthcare Shady Grove Medical Center, and is a graduate of Other (2021).
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
Lin Chen Np 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 Lin Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Laurel, MD 20707
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Maryland Oncology Hematology PA
- 74 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Adventist Healthcare Shady Grove Medical Center
Acute Care Hospitals · Rockville, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20850 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.
ROCKVILLE, MD 20850
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 Lin Chen's NPI number?
The NPI number for Lin Chen is 1457921140. It was assigned to this individual provider in the NPPES registry on June 25, 2021.
Where is Lin Chen located?
Lin Chen practices at 9715 Medical Center Dr Ste 531, Rockville, MD 20850. The listed phone number is (301) 424-9723.
What is Lin Chen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Lin Chen enrolled in Medicare?
Yes. Lin Chen 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 Lin Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lin Chen reassigns Medicare benefits to Maryland Oncology Hematology, P.A. (Laurel, MD). 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 Lin Chen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lin Chen affiliated with any hospitals?
According to CMS data, Lin Chen is affiliated with Adventist Healthcare Shady Grove Medical Center.
When was this NPI record last updated?
The NPPES record for Lin Chen was last updated on June 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Lin Chen, NP · NPI 1457921140
Family physician in Rockville, Maryland. Individual provider, active in the CMS NPPES registry since June 25, 2021.
## Identity
- **NPI:** 1457921140 (Entity type: Individual)
- **Enumerated:** June 25, 2021
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R203912 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 9715 MEDICAL CENTER DR STE 531, Rockville, MD 20850-3310
- **Phone:** (301) 424-9723
## 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:** Maryland Oncology Hematology, P.A. (NPI 1821271032, Laurel, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** June 25, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1457921140) · Data from the CMS NPPES public registry.