DR. ANDREW E TYAN MD, MPH
NPI 1942599667
Radiology - Diagnostic Radiology in Baltimore, MD
About Dr. Andrew E Tyan Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANDREW E TYAN MD, MPH (NPI 1942599667) is an individual diagnostic radiology provider in Baltimore, Maryland, licensed in Maryland (D82765) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with Sioux Falls Specialty Hospital, and maintains a secondary practice location in St Louis Park.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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. Andrew E Tyan Md, Mph 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 Andrew Tyan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
St Louis Park, MN 55416
- Reassigned Medicare billing, Minnesota enrollment
- 48 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 31
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sioux Falls Specialty Hospital
Acute Care Hospitals · Sioux Falls, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21287 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.
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.
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
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 Andrew Tyan's NPI number?
The NPI number for Andrew Tyan is 1942599667. It was assigned to this individual provider in the NPPES registry on April 4, 2011.
Where is Andrew Tyan located?
Andrew Tyan practices at 600 N Wolfe St, Baltimore, MD 21287. The listed phone number is (410) 955-5000.
What is Andrew Tyan's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Andrew Tyan enrolled in Medicare?
Yes. Andrew Tyan 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 Andrew Tyan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Tyan reassigns Medicare benefits to Medical Scanning Consultants PA (St Louis Park, MN). 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 Andrew Tyan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Tyan accept?
Health plans from Avera Health Plans, Sanford Health Plan, Wellmark Health Plan of Iowa, Inc. and Wellmark of South Dakota, Inc. list Andrew Tyan 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 Andrew Tyan affiliated with any hospitals?
According to CMS data, Andrew Tyan is affiliated with Sioux Falls Specialty Hospital.
When was this NPI record last updated?
The NPPES record for Andrew Tyan was last updated on December 20, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.