LAUREN KO MD
NPI 1154826824
Dermatology in Portland, ME
About Lauren Ko Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAUREN KO MD (NPI 1154826824) is an individual dermatology provider in Portland, Maine, licensed in Maine (MD26766) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2018).
NPPES Registry Identity
Specialties & Licenses
Group Practice 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
Lauren Ko 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
2Medicare enrollment records show Lauren Ko reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 21 clinicians in this Medicare group
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04102 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.
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 Lauren Ko's NPI number?
The NPI number for Lauren Ko is 1154826824. It was assigned to this individual provider in the NPPES registry on March 26, 2018.
Where is Lauren Ko located?
Lauren Ko practices at 50 Sewall St, Portland, ME 04102. The listed phone number is (207) 775-3526.
What is Lauren Ko's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Lauren Ko enrolled in Medicare?
Yes. Lauren Ko 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 Lauren Ko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Ko reassigns Medicare benefits to 2 organizations: Dermatology Associates, LLC (Portland, ME) and Brigham & Womens Physicians Organization 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 Lauren Ko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lauren Ko accept?
Health plans from Anthem Blue Cross and Blue Shield and WellSense Health Plan list Lauren Ko 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.
When was this NPI record last updated?
The NPPES record for Lauren Ko was last updated on August 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Lauren Ko, MD · NPI 1154826824
Dermatology physician in Portland, Maine. Individual provider, active in the CMS NPPES registry since March 26, 2018.
## Identity
- **NPI:** 1154826824 (Entity type: Individual)
- **Enumerated:** March 26, 2018
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **State license:** MD26766 (Maine)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 50 SEWALL ST, Portland, ME 04102-2691
- **Phone:** (207) 775-3526 · **Fax:** (207) 775-5658
## 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): Dermatology Associates, LLC (NPI 1780635342, Portland, ME); Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 2018
## Record status
- **NPPES last updated:** August 28, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1154826824) · Data from the CMS NPPES public registry.