AARON HEXDALL MD
NPI 1407843378
Emergency Medicine in Springfield, MA
About Aaron Hexdall Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AARON HEXDALL MD (NPI 1407843378) is an individual emergency medicine provider in Springfield, Massachusetts, licensed in Massachusetts (230889) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Berkshire Medical Center, and is a graduate of Other (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Aaron Hexdall 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
6Medicare enrollment records show Aaron Hexdall reassigns Medicare billing to 6 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
Chicopee, MA 01020
- Reassigned Medicare billing, Massachusetts enrollment
- 242 clinicians in this Medicare group
Northampton, MA 01060
- Reassigned Medicare billing, Massachusetts enrollment
- 539 clinicians in this Medicare group
Greenfield, MA 01301
- Reassigned Medicare billing, Massachusetts enrollment
- 78 clinicians in this Medicare group
Pittsfield, MA 01201
- Reassigned Medicare billing, Massachusetts enrollment
- 394 clinicians in this Medicare group
North Adams, MA 01247
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1437839669 (Massachusetts)
- 153 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 5
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.
Berkshire Medical Center
Acute Care Hospitals · Pittsfield, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01199 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 01199
SPRINGFIELD, MA 01199
SPRINGFIELD, MA 01199
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 Aaron Hexdall's NPI number?
The NPI number for Aaron Hexdall is 1407843378. It was assigned to this individual provider in the NPPES registry on October 5, 2005.
Where is Aaron Hexdall located?
Aaron Hexdall practices at 759 Chestnut Street, Springfield, MA 01199. The listed phone number is (413) 794-3233.
What is Aaron Hexdall's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Aaron Hexdall enrolled in Medicare?
Yes. Aaron Hexdall 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 Aaron Hexdall's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Hexdall reassigns Medicare benefits to 6 organizations: Baystate Medical Practices, Inc (Springfield, MA), Western Mass Physician Associates Inc (Chicopee, MA), Mass General Brigham Medical Group Western Massachusetts Inc (Northampton, MA), Baystate Franklin Medical Center (Greenfield, MA), Berkshire Medical Center, Inc (Pittsfield, MA) and 1 more organization, listed in the Medicare section above. 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 Aaron Hexdall's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Aaron Hexdall affiliated with any hospitals?
According to CMS data, Aaron Hexdall is affiliated with Berkshire Medical Center.
When was this NPI record last updated?
The NPPES record for Aaron Hexdall was last updated on March 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Aaron Hexdall, MD · NPI 1407843378
Emergency Medicine physician in Springfield, Massachusetts. Individual provider, active in the CMS NPPES registry since October 5, 2005.
## Identity
- **NPI:** 1407843378 (Entity type: Individual)
- **Enumerated:** October 5, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 230889 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 759 CHESTNUT STREET, Springfield, MA 01199-1619
- **Phone:** (413) 794-3233
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Baystate Medical Practices, Inc (NPI 1548205909, Springfield, MA); Western Mass Physician Associates Inc (NPI 1205315793, Chicopee, MA); Mass General Brigham Medical Group Western Massachusetts Inc (NPI 1295787919, Northampton, MA); Baystate Franklin Medical Center (NPI 1508867391, Greenfield, MA); Berkshire Medical Center, Inc (NPI 1295765261, Pittsfield, MA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1997
## Record status
- **NPPES last updated:** March 11, 2011
- **Other identifiers:** Medicaid 110075483A (MA); Medicare PIN 000043001 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1407843378) · Data from the CMS NPPES public registry.