EDIZ F. COSAR MD
NPI 1467442798
Pathology - Anatomic Pathology & Clinical Pathology in Springfield, MA
About Ediz F. Cosar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EDIZ F. COSAR MD (NPI 1467442798) is an individual anatomic pathology & clinical pathology provider in Springfield, Massachusetts, licensed in Massachusetts (222585) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Baystate Franklin Medical Center, and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses
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
Ediz F. Cosar 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 Ediz Cosar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Springfield, MA 01199
- Reassigned Medicare billing, Massachusetts enrollment
- 1,537 clinicians in this Medicare group
Oxford, MA 01540
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 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 13
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.
Baystate Franklin Medical Center
Acute Care Hospitals · Greenfield, MABaystate Wing Hospital
Acute Care Hospitals · Palmer, MABaystate Noble Hospital
Acute Care Hospitals · Westfield, MABaystate Medical Center
Acute Care Hospitals · Springfield, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01107 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.
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
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 Ediz Cosar's NPI number?
The NPI number for Ediz Cosar is 1467442798. It was assigned to this individual provider in the NPPES registry on October 27, 2005.
Where is Ediz Cosar located?
Ediz Cosar practices at 759 Chestnut Street D1170, Springfield, MA 01107. The listed phone number is (413) 794-4550.
What is Ediz Cosar's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Ediz Cosar enrolled in Medicare?
Yes. Ediz Cosar 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 Ediz Cosar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ediz Cosar reassigns Medicare benefits to 2 organizations: Baystate Medical Practices, Inc (Springfield, MA) and Umass Memorial Medical Group, Inc. (Oxford, 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 Ediz Cosar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ediz Cosar accept?
Health plans from Taro Health list Ediz Cosar 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 Ediz Cosar affiliated with any hospitals?
According to CMS data, Ediz Cosar is affiliated with Baystate Franklin Medical Center, Baystate Wing Hospital, Baystate Noble Hospital and Baystate Medical Center.
When was this NPI record last updated?
The NPPES record for Ediz Cosar was last updated on September 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Ediz F. Cosar, MD · NPI 1467442798
Anatomic Pathology & Clinical Pathology physician in Springfield, Massachusetts. Individual provider, active in the CMS NPPES registry since October 27, 2005.
## Identity
- **NPI:** 1467442798 (Entity type: Individual)
- **Enumerated:** October 27, 2005
- **Primary specialty:** Pathology - Anatomic Pathology & Clinical Pathology · taxonomy 207ZP0102X
- **State license:** 222585 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 759 CHESTNUT STREET, D1170, Springfield, MA 01107-1619
- **Phone:** (413) 794-4550 · **Fax:** (413) 794-3195
## 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): Baystate Medical Practices, Inc (NPI 1548205909, Springfield, MA); Umass Memorial Medical Group, Inc. (NPI 1982381018, Oxford, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** September 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1467442798) · Data from the CMS NPPES public registry.