DR. CYNTHIA SHIN-YI SHEN MD
NPI 1700830908
Emergency Medicine in Cambridge, MD
About Dr. Cynthia Shin-yi Shen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CYNTHIA SHIN-YI SHEN MD (NPI 1700830908) is an individual emergency medicine provider in Cambridge, Maryland, licensed in Maryland (H0062554) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and is a graduate of University Of New England, College Of Osteo Medicine (2000).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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. Cynthia Shin-yi Shen 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
4Medicare enrollment records show Cynthia Shen reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chestertown, MD 21620
- Reassigned Medicare billing, Maryland enrollment
- 172 clinicians in this Medicare group
Largo, MD 20774
- Reassigned Medicare billing, District of Columbia enrollment
- 328 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Shock Trauma Associates PA
- 541 clinicians in this Medicare group
Frederick, MD 21701
- Reassigned Medicare billing, Maryland enrollment
- 91 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Maryland Medical Center
Acute Care Hospitals · Baltimore, MDUniversity Of MD Capital Region Medical Center
Acute Care Hospitals · Upper Marlboro, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21613 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.
CAMBRIDGE, MD 21613
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 Cynthia Shen's NPI number?
The NPI number for Cynthia Shen is 1700830908. It was assigned to this individual provider in the NPPES registry on May 20, 2006.
Where is Cynthia Shen located?
Cynthia Shen practices at 300 Byrn St, Cambridge, MD 21613. The listed phone number is (410) 228-5511.
What is Cynthia Shen's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Cynthia Shen enrolled in Medicare?
Yes. Cynthia Shen 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 Cynthia Shen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cynthia Shen reassigns Medicare benefits to 4 organizations: Chester River Hospital Center (Chestertown, MD), Dimensions Healthcare Associates, Inc. (Largo, MD), Shock Trauma Associates, P.A. (Baltimore, MD) and Hospitalist Medicine Physicians Of Maryland-Frederick PC (Frederick, MD). 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 Cynthia Shen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Cynthia Shen affiliated with any hospitals?
According to CMS data, Cynthia Shen is affiliated with University Of Maryland Medical Center and University Of MD Capital Region Medical Center.
When was this NPI record last updated?
The NPPES record for Cynthia Shen was last updated on March 7, 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.
# Dr. Cynthia Shin-Yi Shen, MD · NPI 1700830908
Emergency Medicine physician in Cambridge, Maryland. Individual provider, active in the CMS NPPES registry since May 20, 2006.
## Identity
- **NPI:** 1700830908 (Entity type: Individual)
- **Enumerated:** May 20, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** H0062554 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 BYRN ST, Cambridge, MD 21613-1908
- **Phone:** (410) 228-5511 · **Fax:** (410) 228-1061
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Chester River Hospital Center (NPI 1053491795, Chestertown, MD); Dimensions Healthcare Associates, Inc. (NPI 1346354834, Largo, MD); Shock Trauma Associates, P.A. (NPI 1679512909, Baltimore, MD); Hospitalist Medicine Physicians Of Maryland-Frederick PC (NPI 1093322257, Frederick, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of New England, College Of Osteo Medicine, class of 2000
## Record status
- **NPPES last updated:** March 7, 2023
- **Other identifiers:** Medicaid 1000039455 (DE); Medicaid 406888201 (MD); Other H90089 (DE)
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Source: [NPI Profile](https://npiprofile.com/npi/1700830908) · Data from the CMS NPPES public registry.