ANN MARIE VAN HOF N.P.
NPI 1639426901
Nurse Practitioner - Adult Health in Boston, MA
About Ann Marie Van Hof N.p. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN MARIE VAN HOF N.P. (NPI 1639426901) is an individual adult health provider in Boston, Massachusetts, licensed in Massachusetts (RN279992) and active in the NPI registry since August 2012. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ann Marie Van Hof N.p. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ann Marie Van Hof reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,026 clinicians in this Medicare group
Watertown, MA 02472
- Reassigned Medicare billing, Massachusetts enrollment
- 991 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 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.
Reported Quality Measures
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 02215
BOSTON, MA 02215
BOSTON, MA 02215
BOSTON, MA 02215
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 Ann Marie Van Hof's NPI number?
The NPI number for Ann Marie Van Hof is 1639426901. It was assigned to this individual provider in the NPPES registry on August 6, 2012.
Where is Ann Marie Van Hof located?
Ann Marie Van Hof practices at 330 Brookline Ave Hematology/Oncology Shapiro Bldg., Boston, MA 02215. The listed phone number is (617) 667-2292.
What is Ann Marie Van Hof's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Ann Marie Van Hof enrolled in Medicare?
Yes. Ann Marie Van Hof is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ann Marie Van Hof's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Marie Van Hof reassigns Medicare benefits to 2 organizations: Dana-Farber Cancer Institute, Inc. (Boston, MA) and Steward Medical Group, Inc (Watertown, 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 Ann Marie Van Hof'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 Ann Marie Van Hof was last updated on August 6, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ann Marie Van Hof, N.P. · NPI 1639426901
Adult Health physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since August 6, 2012.
## Identity
- **NPI:** 1639426901 (Entity type: Individual)
- **Enumerated:** August 6, 2012
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** RN279992 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BROOKLINE AVE, HEMATOLOGY/ONCOLOGY SHAPIRO BLDG., Boston, MA 02215-5400
- **Phone:** (617) 667-2292
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA); Steward Medical Group, Inc (NPI 1629398219, Watertown, MA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 6, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1639426901) · Data from the CMS NPPES public registry.