DR. PANAGIOTIS MIHALIS FIDIAS MD
NPI 1396735585
Internal Medicine - Medical Oncology in Exeter, NH
About Dr. Panagiotis Mihalis Fidias Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PANAGIOTIS MIHALIS FIDIAS MD (NPI 1396735585) is an individual medical oncology provider in Exeter, New Hampshire, licensed in Arizona (49332) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Elliot Hospital, and maintains a secondary practice location in Phoenix.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 4
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. Panagiotis Mihalis Fidias 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
5Medicare enrollment records show Panagiotis Fidias reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Exeter, NH 03833
- Reassigned Medicare billing, New Hampshire enrollment
- 395 clinicians in this Medicare group
Newburyport, MA 01950
- Reassigned Medicare billing, Massachusetts enrollment
- 346 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts and New Hampshire enrollments
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 2,579 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Elliot Hospital
Acute Care Hospitals · Manchester, NHExeter Hospital Inc
Acute Care Hospitals · Exeter, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 03833 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
EXETER, NH 03833
EXETER, NH 03833
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 Panagiotis Fidias's NPI number?
The NPI number for Panagiotis Fidias is 1396735585. It was assigned to this individual provider in the NPPES registry on October 27, 2005.
Where is Panagiotis Fidias located?
Panagiotis Fidias practices at 5 Alumni Dr, Exeter, NH 03833. The listed phone number is (603) 580-7054.
What is Panagiotis Fidias's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Panagiotis Fidias enrolled in Medicare?
Yes. Panagiotis Fidias 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 Panagiotis Fidias's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Panagiotis Fidias reassigns Medicare benefits to 5 organizations: Core Physicians, LLC (Exeter, NH), Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (Newburyport, MA), Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr 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 Panagiotis Fidias's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Panagiotis Fidias accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Taro Health and WellSense Health Plan list Panagiotis Fidias 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 Panagiotis Fidias affiliated with any hospitals?
According to CMS data, Panagiotis Fidias is affiliated with Elliot Hospital and Exeter Hospital Inc.
When was this NPI record last updated?
The NPPES record for Panagiotis Fidias was last updated on October 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Panagiotis Mihalis Fidias, MD · NPI 1396735585
Medical Oncology physician in Exeter, New Hampshire. Individual provider, active in the CMS NPPES registry since October 27, 2005.
## Identity
- **NPI:** 1396735585 (Entity type: Individual)
- **Enumerated:** October 27, 2005
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** 49332 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 5 ALUMNI DR, Exeter, NH 03833-2128
- **Phone:** (603) 580-7054 · **Fax:** (603) 580-6747
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Core Physicians, LLC (NPI 1336330588, Exeter, NH); Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (NPI 1235537093, Newburyport, MA); Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1990
## Record status
- **NPPES last updated:** October 10, 2024
- **Other identifiers:** Other J19643 (MA); Medicaid 3080576 (NH); Medicaid 3188001 (MA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1396735585) · Data from the CMS NPPES public registry.