GRACE LIN MD
NPI 1982280921
Anesthesiology in Baltimore, MD
About Grace Lin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRACE LIN MD (NPI 1982280921) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (D0102461) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with University Of Md St Joseph Medical Center, and is a graduate of Virginia Commonwealth University, School Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses 2
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
Grace Lin 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 Grace Lin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: University Of Maryland Anesthesiology Associates PA
- 303 clinicians in this Medicare group
Towson, MD 21204
- Reassigned Medicare billing, Maryland enrollment
- 501 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.
University Of MD St Joseph Medical Center
Acute Care Hospitals · Towson, MDOther Providers at the Same Location NPPES 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
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 Grace Lin's NPI number?
The NPI number for Grace Lin is 1982280921. It was assigned to this individual provider in the NPPES registry on March 21, 2021.
Where is Grace Lin located?
Grace Lin practices at 22 S Greene St # S11c, Baltimore, MD 21201. The listed phone number is (410) 328-1239.
What is Grace Lin's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Grace Lin enrolled in Medicare?
Yes. Grace Lin 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 Grace Lin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace Lin reassigns Medicare benefits to 2 organizations: University Of Maryland Anesthesiology Associates P.A. (Baltimore, MD) and University Of Maryland St. Joseph Medical Group, LLC (Towson, 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 Grace Lin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Grace Lin affiliated with any hospitals?
According to CMS data, Grace Lin is affiliated with University Of MD St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for Grace Lin was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.
# Grace Lin, MD · NPI 1982280921
Anesthesiology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 21, 2021.
## Identity
- **NPI:** 1982280921 (Entity type: Individual)
- **Enumerated:** March 21, 2021
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D0102461 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST # S11C, Baltimore, MD 21201-1544
- **Phone:** (410) 328-1239
## 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): University Of Maryland Anesthesiology Associates P.A. (NPI 1033915145, Baltimore, MD); University Of Maryland St. Joseph Medical Group, LLC (NPI 1770836785, Towson, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Virginia Commonwealth University, School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** June 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1982280921) · Data from the CMS NPPES public registry.