MS. REGANA CONTINI SISSON M.D.
NPI 1003042185
Psychiatry & Neurology - Psychiatry in Augusta, ME
About Ms. Regana Contini Sisson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. REGANA CONTINI SISSON M.D. (NPI 1003042185) is an individual psychiatry provider in Augusta, Maine, licensed in Maine (MD20522) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Other (2006).
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
Ms. Regana Contini Sisson 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
3Medicare enrollment records show Regana Sisson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Augusta, ME 04333
- Reassigned Medicare billing, Maine enrollment
- 59 clinicians in this Medicare group
Augusta, ME 04330
- Reassigned Medicare billing, Maine enrollment
- 978 clinicians in this Medicare group
Wiscasset, ME 04578
- Reassigned Medicare billing, Maine enrollment
- 3,140 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 4
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.
Maine Medical Center
Acute Care Hospitals · Portland, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04333 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AUGUSTA, ME 04333
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 Regana Sisson's NPI number?
The NPI number for Regana Sisson is 1003042185. It was assigned to this individual provider in the NPPES registry on June 3, 2009.
Where is Regana Sisson located?
Regana Sisson practices at 250 Arsenal St, Augusta, ME 04333. The listed phone number is (207) 624-3981.
What is Regana Sisson's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Regana Sisson enrolled in Medicare?
Yes. Regana Sisson 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 Regana Sisson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Regana Sisson reassigns Medicare benefits to 3 organizations: State Of Maine (Augusta, ME), Mainegeneral Medical Center (Augusta, ME) and Mainehealth (Wiscasset, ME). 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 Regana Sisson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Regana Sisson accept?
Health plans from Harvard Pilgrim Health Care and Taro Health list Regana Sisson 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 Regana Sisson affiliated with any hospitals?
According to CMS data, Regana Sisson is affiliated with Maine Medical Center.
When was this NPI record last updated?
The NPPES record for Regana Sisson was last updated on January 28, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Ms. Regana Contini Sisson, M.D. · NPI 1003042185
Psychiatry physician in Augusta, Maine. Individual provider, active in the CMS NPPES registry since June 3, 2009.
## Identity
- **NPI:** 1003042185 (Entity type: Individual)
- **Enumerated:** June 3, 2009
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** MD20522 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 250 ARSENAL ST, Augusta, ME 04333-0011
- **Phone:** (207) 624-3981 · **Fax:** (207) 287-7354
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): State Of Maine (NPI 1053319566, Augusta, ME); Mainegeneral Medical Center (NPI 1083949184, Augusta, ME); Mainehealth (NPI 1750861530, Wiscasset, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** January 28, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1003042185) · Data from the CMS NPPES public registry.