MRS. MARY ANN CASSEL M.A.
NPI 1396750709
Audiologist in Boston, MA
About Mrs. Mary Ann Cassel M.a. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. MARY ANN CASSEL M.A. (NPI 1396750709) is an individual audiologist in Boston, Massachusetts, licensed in Massachusetts (042) and active in the NPI registry since July 2006. She is affiliated with Lahey Hospital & Medical Center, Burlington, maintains a secondary practice location in Burlington, and is a graduate of At Still University, Arizona School Of Dentistry & Oral Hlth (2009).
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
Mrs. Mary Ann Cassel M.a. 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 Mary Ann Cassel reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brookline, MA 02445
- Reassigned Medicare billing, Massachusetts enrollment
- 3 clinicians in this Medicare group
Newton, MA 02462
- Reassigned Medicare billing, Massachusetts enrollment
- 16 clinicians in this Medicare group
Burlington, MA 01805
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1063447316 (Massachusetts)
- 1,574 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 5
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.
Lahey Hospital & Medical Center, Burlington
Acute Care Hospitals · Burlington, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02130 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.
BOSTON, MA 02130
BOSTON, MA 02130
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 Mary Ann Cassel's NPI number?
The NPI number for Mary Ann Cassel is 1396750709. It was assigned to this individual provider in the NPPES registry on July 31, 2006.
Where is Mary Ann Cassel located?
Mary Ann Cassel practices at 150 S Huntington Ave, Boston, MA 02130. The listed phone number is (857) 364-4752.
What is Mary Ann Cassel's specialty?
The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.
Is Mary Ann Cassel enrolled in Medicare?
Yes. Mary Ann Cassel 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 Mary Ann Cassel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Ann Cassel reassigns Medicare benefits to 3 organizations: Brookline Hearing Services Inc (Brookline, MA), New England Ear Nose And Throat LLC (Newton, MA) and Lahey Clinic, Inc. (Burlington, 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 Mary Ann Cassel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Ann Cassel accept?
Health plans from Anthem Blue Cross and Blue Shield list Mary Ann Cassel 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 Mary Ann Cassel affiliated with any hospitals?
According to CMS data, Mary Ann Cassel is affiliated with Lahey Hospital & Medical Center, Burlington.
When was this NPI record last updated?
The NPPES record for Mary Ann Cassel was last updated on October 27, 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.
# Mrs. Mary Ann Cassel, M.A. · NPI 1396750709
Audiologist provider in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 31, 2006.
## Identity
- **NPI:** 1396750709 (Entity type: Individual)
- **Enumerated:** July 31, 2006
- **Primary specialty:** Audiologist · taxonomy 231H00000X
- **State license:** 042 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 150 S HUNTINGTON AVE, Boston, MA 02130-4817
- **Phone:** (857) 364-4752 · **Fax:** (857) 364-4741
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Brookline Hearing Services Inc (NPI 1003800905, Brookline, MA); New England Ear Nose And Throat LLC (NPI 1013279108, Newton, MA); Lahey Clinic, Inc. (NPI 1538194980, Burlington, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University, Arizona School Of Dentistry & Oral Hlth, class of 2009
## Record status
- **NPPES last updated:** October 27, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1396750709) · Data from the CMS NPPES public registry.