ERIN LOELIGER
NPI 1326494725
Anesthesiology in Annapolis, MD
About Erin Loeliger NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIN LOELIGER (NPI 1326494725) is an individual anesthesiology provider in Annapolis, Maryland, licensed in Maryland (D0093420) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center Inc, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Erin Loeliger 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 Erin Loeliger reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 391 clinicians in this Medicare group
Baltimore, MD 21202
- Reassigned Medicare billing, Maryland enrollment
- 96 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 7
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.
Mercy Medical Center Inc
Acute Care Hospitals · Baltimore, MDOther Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Erin Loeliger's NPI number?
The NPI number for Erin Loeliger is 1326494725. It was assigned to this individual provider in the NPPES registry on May 4, 2016.
Where is Erin Loeliger located?
Erin Loeliger practices at 700 Melvin Ave Ste 7A, Annapolis, MD 21401. The listed phone number is (410) 280-2260.
What is Erin Loeliger's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Erin Loeliger enrolled in Medicare?
Yes. Erin Loeliger 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 Erin Loeliger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erin Loeliger reassigns Medicare benefits to 2 organizations: Anesthesia Company, LLC (Annapolis, MD) and North Calvert Anesthesiology Services LLC (Baltimore, 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 Erin Loeliger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Erin Loeliger affiliated with any hospitals?
According to CMS data, Erin Loeliger is affiliated with Mercy Medical Center Inc.
When was this NPI record last updated?
The NPPES record for Erin Loeliger was last updated on February 10, 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.