MARGARET W. HOFFMAN CRNA
NPI 1083684328
Nurse Anesthetist, Certified Registered in Framingham, MA
About Margaret W. Hoffman Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET W. HOFFMAN CRNA (NPI 1083684328) is an individual nurse anesthetist, certified registered in Framingham, Massachusetts, licensed in Massachusetts (148801) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1976).
NPPES Registry Identity
Specialties & Licenses
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 W. Hoffman 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
3Medicare enrollment records show Margaret Hoffman reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Acton, MA 01720
- Reassigned Medicare billing, Massachusetts enrollment
- 125 clinicians in this Medicare group
Middleton, MA 01949
- Reassigned Medicare billing, Massachusetts enrollment
- 98 clinicians in this Medicare group
Dartmouth, MA 02747
- Reassigned Medicare billing, Massachusetts enrollment
- 79 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 3
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 01702 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
FRAMINGHAM, MA 01702
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 Hoffman's NPI number?
The NPI number for Margaret Hoffman is 1083684328. It was assigned to this individual provider in the NPPES registry on January 26, 2006.
Where is Margaret Hoffman located?
Margaret Hoffman practices at 115 Lincoln St, Framingham, MA 01702. The listed phone number is (508) 875-1600.
What is Margaret Hoffman's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Margaret Hoffman enrolled in Medicare?
Yes. Margaret Hoffman 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 Hoffman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Hoffman reassigns Medicare benefits to 3 organizations: Gbaa Holdings, PLLC (Acton, MA), Icon Anesthesia Services Of New England LLC (Middleton, MA) and Anesthesia Professionals, Inc. (Dartmouth, MA). 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 Hoffman'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 Hoffman was last updated on November 13, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 W. Hoffman, CRNA · NPI 1083684328
Nurse Anesthetist, Certified Registered physician in Framingham, Massachusetts. Individual provider, active in the CMS NPPES registry since January 26, 2006.
## Identity
- **NPI:** 1083684328 (Entity type: Individual)
- **Enumerated:** January 26, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 148801 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 115 LINCOLN ST, Framingham, MA 01702-6358
- **Phone:** (508) 875-1600 · **Fax:** (508) 875-1297
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Gbaa Holdings, PLLC (NPI 1790299592, Acton, MA); Icon Anesthesia Services Of New England LLC (NPI 1629583323, Middleton, MA); Anesthesia Professionals, Inc. (NPI 1659346443, Dartmouth, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1976
## Record status
- **NPPES last updated:** November 13, 2007
- **Other identifiers:** Medicare ID-Type Unspecified NA0525 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1083684328) · Data from the CMS NPPES public registry.