AMY CATHERINE OSENAR M.ED., MSW, LCSW
NPI 1629840889
Social Worker in Harvard, MA
About Amy Catherine Osenar M.ed., Msw, Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY CATHERINE OSENAR M.ED., MSW, LCSW (NPI 1629840889) is an individual social worker in Harvard, Massachusetts, licensed in Massachusetts (229981) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Amy Catherine Osenar M.ed., Msw, Lcsw 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 Reassignment
Medicare enrollment records show Amy Osenar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Marlborough, MA 01752
- Reassigned Medicare billing, Massachusetts enrollment
- 143 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.
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.
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 Amy Osenar's NPI number?
The NPI number for Amy Osenar is 1629840889. It was assigned to this individual provider in the NPPES registry on October 23, 2023. The provider is also known as Amy C Bowman.
Where is Amy Osenar located?
Amy Osenar practices at 257 Ayer Rd, Harvard, MA 01451. The listed phone number is (978) 772-1846.
What is Amy Osenar's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Amy Osenar enrolled in Medicare?
Yes. Amy Osenar 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 organization bills Medicare for Amy Osenar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Osenar reassigns Medicare benefits to Advocates, Inc. (Marlborough, MA). The 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 Amy Osenar'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 Amy Osenar was last updated on October 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Amy Catherine Osenar, M.ED., MSW, LCSW · NPI 1629840889
Social Worker provider in Harvard, Massachusetts. Individual provider, active in the CMS NPPES registry since October 23, 2023.
## Identity
- **NPI:** 1629840889 (Entity type: Individual)
- **Enumerated:** October 23, 2023
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** 229981 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 257 AYER RD, Harvard, MA 01451-1176
- **Phone:** (978) 772-1846
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Advocates, Inc. (NPI 1437451382, Marlborough, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** October 23, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1629840889) · Data from the CMS NPPES public registry.