GEMMA REDDIN
NPI 1942723465
Internal Medicine - Cardiovascular Disease in Scarborough, ME
About Gemma Reddin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GEMMA REDDIN (NPI 1942723465) is an individual cardiovascular disease provider in Scarborough, Maine, licensed in Maine (MD28233) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Gemma Reddin 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 Gemma Reddin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Scarborough, ME 04074
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Mainehealth
- Also billed through NPI 1346299815 (Maine)
- 3,140 clinicians in this Medicare group
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: St Marys Regional Medical Center
- 381 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 12
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.
Maine Medical Center
Acute Care Hospitals · Portland, MEMid Coast Hospital
Acute Care Hospitals · Brunswick, MEStephens Memorial Hospital
Critical Access Hospitals · Norway, MEMemorial Hospital, The
Critical Access Hospitals · North Conway, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04074 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.
SCARBOROUGH, ME 04074
SCARBOROUGH, ME 04074
SCARBOROUGH, ME 04074
SCARBOROUGH, ME 04074
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 Gemma Reddin's NPI number?
The NPI number for Gemma Reddin is 1942723465. It was assigned to this individual provider in the NPPES registry on July 18, 2017.
Where is Gemma Reddin located?
Gemma Reddin practices at 96 Campus Dr, Scarborough, ME 04074. The listed phone number is (207) 885-9905.
What is Gemma Reddin's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Gemma Reddin enrolled in Medicare?
Yes. Gemma Reddin 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 Gemma Reddin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gemma Reddin reassigns Medicare benefits to 2 organizations: Maine Medical Partners (Scarborough, ME) and St. Mary's Regional Medical Center (Lewiston, 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 Gemma Reddin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gemma Reddin accept?
Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Gemma Reddin 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 Gemma Reddin affiliated with any hospitals?
According to CMS data, Gemma Reddin is affiliated with Maine Medical Center, Mid Coast Hospital, Stephens Memorial Hospital and Memorial Hospital, The.
When was this NPI record last updated?
The NPPES record for Gemma Reddin was last updated on August 22, 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.
# Gemma Reddin · NPI 1942723465
Cardiovascular Disease physician in Scarborough, Maine. Individual provider, active in the CMS NPPES registry since July 18, 2017.
## Identity
- **NPI:** 1942723465 (Entity type: Individual)
- **Enumerated:** July 18, 2017
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** MD28233 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 96 CAMPUS DR, Scarborough, ME 04074-7163
- **Phone:** (207) 885-9905
## 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): Maine Medical Partners (NPI 1346687167, Scarborough, ME); St. Mary's Regional Medical Center (NPI 1447226584, Lewiston, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** August 22, 2024
- **Other identifiers:** Other 4090242 (DC)
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Source: [NPI Profile](https://npiprofile.com/npi/1942723465) · Data from the CMS NPPES public registry.