JOANNA PIECHNICZEK-BUCZEK MD
NPI 1225056245
Psychiatry & Neurology - Psychiatry in Cambridge, MA
About Joanna Piechniczek-buczek Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOANNA PIECHNICZEK-BUCZEK MD (NPI 1225056245) is an individual psychiatry provider in Cambridge, Massachusetts, licensed in Massachusetts (MA209494) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Cambridge Health Alliance, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 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
Joanna Piechniczek-buczek Md 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
2Medicare enrollment records show Joanna Piechniczek-buczek reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cambridge, MA 02139
- Reassigned Medicare billing, Massachusetts enrollment
- 362 clinicians in this Medicare group
Boston, MA 02118
- Reassigned Medicare billing, Massachusetts enrollment
- 34 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
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.
Cambridge Health Alliance
Acute Care Hospitals · Cambridge, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02139 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.
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 Joanna Piechniczek-buczek's NPI number?
The NPI number for Joanna Piechniczek-buczek is 1225056245. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Joanna Piechniczek-buczek located?
Joanna Piechniczek-buczek practices at 1493 Cambridge St, Cambridge, MA 02139. The listed phone number is (617) 665-1000.
What is Joanna Piechniczek-buczek's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Joanna Piechniczek-buczek enrolled in Medicare?
Yes. Joanna Piechniczek-buczek 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 Joanna Piechniczek-buczek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Piechniczek-buczek reassigns Medicare benefits to 2 organizations: Cambridge Public Health Commission (Cambridge, MA) and The Commonwealth Of Massachusetts (Boston, 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 Joanna Piechniczek-buczek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joanna Piechniczek-buczek accept?
Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Joanna Piechniczek-buczek 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 Joanna Piechniczek-buczek affiliated with any hospitals?
According to CMS data, Joanna Piechniczek-buczek is affiliated with Cambridge Health Alliance.
When was this NPI record last updated?
The NPPES record for Joanna Piechniczek-buczek was last updated on April 19, 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.
# Joanna Piechniczek-Buczek, MD · NPI 1225056245
Psychiatry physician in Cambridge, Massachusetts. Individual provider, active in the CMS NPPES registry since July 17, 2006.
## Identity
- **NPI:** 1225056245 (Entity type: Individual)
- **Enumerated:** July 17, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** MA209494 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 1493 CAMBRIDGE ST, Cambridge, MA 02139-1099
- **Phone:** (617) 665-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **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): Cambridge Public Health Commission (NPI 1306908405, Cambridge, MA); The Commonwealth Of Massachusetts (NPI 1285759464, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** April 19, 2022
- **Other identifiers:** Medicaid 110073868A (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1225056245) · Data from the CMS NPPES public registry.