DR. ANTHONY J GUIDI M.D.
NPI 1023062403
Pathology - Anatomic Pathology in Salem, MA
About Dr. Anthony J Guidi M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANTHONY J GUIDI M.D. (NPI 1023062403) is an individual anatomic pathology provider in Salem, Massachusetts, licensed in Massachusetts (75830) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with North Shore Medical Center -, and is a graduate of Boston University School Of Medicine (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Dr. Anthony J Guidi M.d. 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
4Medicare enrollment records show Anthony Guidi reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Medford, MA 02155
- Reassigned Medicare billing, Massachusetts enrollment
- 258 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 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 9
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Shore Medical Center -
Acute Care Hospitals · Salem, MAMassachusetts General Hospital
Acute Care Hospitals · Boston, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01970 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 Anthony Guidi's NPI number?
The NPI number for Anthony Guidi is 1023062403. It was assigned to this individual provider in the NPPES registry on May 20, 2006.
Where is Anthony Guidi located?
Anthony Guidi practices at 81 Highland Ave Pathology Department, Salem, MA 01970. The listed phone number is (978) 354-4161.
What is Anthony Guidi's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.
Is Anthony Guidi enrolled in Medicare?
Yes. Anthony Guidi 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 Anthony Guidi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anthony Guidi reassigns Medicare benefits to 4 organizations: Mass General Brigham Community Physicians Inc (Medford, MA), Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and Brigham & Womens Physicians Organization Inc (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 Anthony Guidi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Anthony Guidi accept?
Health plans from Taro Health list Anthony Guidi 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 Anthony Guidi affiliated with any hospitals?
According to CMS data, Anthony Guidi is affiliated with North Shore Medical Center -, Massachusetts General Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.
When was this NPI record last updated?
The NPPES record for Anthony Guidi was last updated on January 18, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dr. Anthony J Guidi, M.D. · NPI 1023062403
Anatomic Pathology physician in Salem, Massachusetts. Individual provider, active in the CMS NPPES registry since May 20, 2006.
## Identity
- **NPI:** 1023062403 (Entity type: Individual)
- **Enumerated:** May 20, 2006
- **Primary specialty:** Pathology - Anatomic Pathology · taxonomy 207ZP0101X
- **State license:** 75830 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 81 HIGHLAND AVE, PATHOLOGY DEPARTMENT, Salem, MA 01970-2714
- **Phone:** (978) 354-4161
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Mass General Brigham Community Physicians Inc (NPI 1548638265, Medford, MA); Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA); Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Boston University School Of Medicine, class of 1990
## Record status
- **NPPES last updated:** January 18, 2010
- **Other identifiers:** Medicare ID-Type Unspecified A20304 (MA); Medicaid 3150127 (MA); Medicare UPIN G07367 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1023062403) · Data from the CMS NPPES public registry.