MARGARET GRIFFIN CRNA
NPI 1962409607
Nurse Anesthetist, Certified Registered in Glen Burnie, MD
About Margaret Griffin Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET GRIFFIN CRNA (NPI 1962409607) is an individual nurse anesthetist, certified registered in Glen Burnie, Maryland, licensed in Maryland (R100243) and active in the NPI registry since July 2005. She maintains a secondary practice location in Baltimore and is a graduate of Other (1986).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 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
Margaret Griffin Crna 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
8Medicare enrollment records show Margaret Griffin reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Catonsville, MD 21228
- Reassigned Medicare billing, District of Columbia enrollment
- 374 clinicians in this Medicare group
Columbia, MD 21045
- Reassigned Medicare billing, Maryland enrollment
- 93 clinicians in this Medicare group
Bowie, MD 20715
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1962463265 (District of Columbia)
- 80 clinicians in this Medicare group
Pikesville, MD 21208
- Reassigned Medicare billing, Maryland enrollment
- 103 clinicians in this Medicare group
Towson, MD 21286
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 10 clinicians in this Medicare group
Rockville, MD 20850
- Reassigned Medicare billing, District of Columbia enrollment
- 54 clinicians in this Medicare group
Rockville, MD 20850
- Reassigned Medicare billing, District of Columbia enrollment
- 33 clinicians in this Medicare group
Prince Frederick, MD 20678
- Reassigned Medicare billing, Maryland enrollment
- 468 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21061 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GLEN BURNIE, MD 21061
GLEN BURNIE, MD 21061
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 Margaret Griffin's NPI number?
The NPI number for Margaret Griffin is 1962409607. It was assigned to this individual provider in the NPPES registry on July 7, 2005.
Where is Margaret Griffin located?
Margaret Griffin practices at 802 Landmark Dr Ste 129, Glen Burnie, MD 21061. The listed phone number is (410) 863-4899.
What is Margaret Griffin's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Margaret Griffin enrolled in Medicare?
Yes. Margaret Griffin 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 Margaret Griffin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Griffin reassigns Medicare benefits to 8 organizations: Centers For Advanced Orthopaedics, LLC (Catonsville, MD), Columbia Outpatient Sedation LLC (Columbia, MD), Center For Pain Management LLC (Bowie, MD), Lifebridge Community Gastroenterology, LLC (Pikesville, MD), Anesthesia Solutions, LLC (Towson, MD) and 3 more organizations, listed in the Medicare section above. 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 Margaret Griffin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Margaret Griffin was last updated on March 22, 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.
# Margaret Griffin, CRNA · NPI 1962409607
Nurse Anesthetist, Certified Registered physician in Glen Burnie, Maryland. Individual provider, active in the CMS NPPES registry since July 7, 2005.
## Identity
- **NPI:** 1962409607 (Entity type: Individual)
- **Enumerated:** July 7, 2005
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** R100243 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 802 LANDMARK DR STE 129, Glen Burnie, MD 21061-9121
- **Phone:** (410) 863-4899
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Centers For Advanced Orthopaedics, LLC (NPI 1558600924, Catonsville, MD); Columbia Outpatient Sedation LLC (NPI 1588921225, Columbia, MD); Center For Pain Management LLC (NPI 1023309010, Bowie, MD); Lifebridge Community Gastroenterology, LLC (NPI 1033558416, Pikesville, MD); Anesthesia Solutions, LLC (NPI 1144360314, Towson, MD); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1986
## Record status
- **NPPES last updated:** March 22, 2022
- **Other identifiers:** Medicaid 767081800 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1962409607) · Data from the CMS NPPES public registry.