JEFFERY RYAN VIKEN MD
NPI 1619085198
Anesthesiology in Prince Frederick, MD
About Jeffery Ryan Viken Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFERY RYAN VIKEN MD (NPI 1619085198) is an individual anesthesiology provider in Prince Frederick, Maryland, licensed in Maryland (D64467) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Luminis Health Anne Arundel Medical Center, Inc, and is a graduate of Baylor College Of Medicine (2002).
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
Jeffery Ryan Viken 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
2Medicare enrollment records show Jeffery Viken reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Prince Frederick, MD 20678
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Luminis Health Medical Group, LLC
- 794 clinicians in this Medicare group
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 391 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 5
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.
Luminis Health Anne Arundel Medical Center, Inc
Acute Care Hospitals · Annapolis, MDCalverthealth Medical Center
Acute Care Hospitals · Prince Frederick, MDOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PRINCE FREDERICK, MD 20678
PRINCE FREDERICK, MD 20678
PRINCE FREDERICK, MD 20678
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 Jeffery Viken's NPI number?
The NPI number for Jeffery Viken is 1619085198. It was assigned to this individual provider in the NPPES registry on August 26, 2006.
Where is Jeffery Viken located?
Jeffery Viken practices at 100 Hospital Rd, Prince Frederick, MD 20678. The listed phone number is (410) 535-8295.
What is Jeffery Viken's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Jeffery Viken enrolled in Medicare?
Yes. Jeffery Viken 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 Jeffery Viken's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffery Viken reassigns Medicare benefits to 2 organizations: Lhmg Medical Group, LLC (Prince Frederick, MD) and Anesthesia Company, LLC (Annapolis, 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 Jeffery Viken's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jeffery Viken affiliated with any hospitals?
According to CMS data, Jeffery Viken is affiliated with Luminis Health Anne Arundel Medical Center, Inc and Calverthealth Medical Center.
When was this NPI record last updated?
The NPPES record for Jeffery Viken was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Jeffery Ryan Viken, MD · NPI 1619085198
Anesthesiology physician in Prince Frederick, Maryland. Individual provider, active in the CMS NPPES registry since August 26, 2006.
## Identity
- **NPI:** 1619085198 (Entity type: Individual)
- **Enumerated:** August 26, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D64467 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 HOSPITAL RD, Prince Frederick, MD 20678
- **Phone:** (410) 535-8295 · **Fax:** (410) 414-4788
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Lhmg Medical Group, LLC (NPI 1144062365, Prince Frederick, MD); Anesthesia Company, LLC (NPI 1871548156, Annapolis, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2002
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1619085198) · Data from the CMS NPPES public registry.