KARYN RENEE ALETA KING M.D.
NPI 1952890485
Family Medicine in South Portland, ME
About Karyn Renee Aleta King M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KARYN RENEE ALETA KING M.D. (NPI 1952890485) is an individual family medicine provider in South Portland, Maine, licensed in Maine (MD24572) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Tufts University School Of Medicine (2018).
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
Karyn Renee Aleta King 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
2Medicare enrollment records show Karyn King reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
South Portland, ME 04106
- Reassigned Medicare billing, Maine enrollment
- 3,140 clinicians in this Medicare group
South Portland, ME 04106
- Reassigned Medicare billing, Maine enrollment
- 200 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 7
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 04106 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SOUTH PORTLAND, ME 04106
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 Karyn King's NPI number?
The NPI number for Karyn King is 1952890485. It was assigned to this individual provider in the NPPES registry on May 10, 2018.
Where is Karyn King located?
Karyn King practices at 100 Foden Rd Ste 203, South Portland, ME 04106. The listed phone number is (207) 874-1489.
What is Karyn King's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Karyn King enrolled in Medicare?
Yes. Karyn King 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 Karyn King's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karyn King reassigns Medicare benefits to 2 organizations: Mainehealth (South Portland, ME) and Intermed, PA (South Portland, 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 Karyn King's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karyn King accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and Taro Health list Karyn King 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 Karyn King affiliated with any hospitals?
According to CMS data, Karyn King is affiliated with Maine Medical Center.
When was this NPI record last updated?
The NPPES record for Karyn King was last updated on March 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.
# Karyn Renee Aleta King, M.D. · NPI 1952890485
Family Medicine physician in South Portland, Maine. Individual provider, active in the CMS NPPES registry since May 10, 2018.
## Identity
- **NPI:** 1952890485 (Entity type: Individual)
- **Enumerated:** May 10, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD24572 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 FODEN RD STE 203, South Portland, ME 04106-2327
- **Phone:** (207) 874-1489
## 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): Mainehealth (NPI 1679887400, South Portland, ME); Intermed, PA (NPI 1467422733, South Portland, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2018
## Record status
- **NPPES last updated:** March 3, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1952890485) · Data from the CMS NPPES public registry.