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KAREN K EMERY M.D.
NPI 1679559397
Pediatrics in Portland, ME

Active since December 15, 2005PECOS Enrolled
84 MARGINAL WAY STE 1000, PORTLAND, ME 04101(207) 774-4092(207) 523-8596 Get Directions Write a Review

NPPES record last updated: March 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 3, 2026, Oct 30, 2023 (2 updates tracked since 2023).

About Karen K Emery M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KAREN K EMERY M.D. (NPI 1679559397) is an individual pediatrics provider in Portland, Maine, licensed in Maine (MD15996) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1679559397
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameKAREN K EMERYCredential: M.D.
Location Address84 MARGINAL WAY STE 1000Portland, ME 04101-2477
Mailing Address100 Gannett Dr Ste CSouth Portland, ME 04106-5900 · (207) 347-2947 · Fax (207) 874-2317
Phone(207) 774-4092
Fax(207) 523-8596
Sole ProprietorNo
Enumeration DateDecember 15, 2005
Last NPPES UpdateMarch 3, 20262 updates tracked since enumeration
NPPES CertifiedMarch 3, 2026
✔ NPI 1679559397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in ME · MD15996
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
84 MARGINAL WAY STE 1000, Portland, ME 04101
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karen K Emery M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Karen Emery reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mainehealth
0.2 mi
Community/Behavioral Health
165 LANCASTER ST
Portland, ME 04101
  • Reassigned Medicare billing, Maine enrollment
  • 3,140 clinicians in this Medicare group
NPI 1265912067 (207) 874-1030
Maine Medical Partners
0.8 mi
Pediatric Surgery
887 CONGRESS ST, SUITE 300
Portland, ME 04102
  • Reassigned Medicare billing, Maine enrollment
  • Also billed through NPI 1790896876 (Maine)
  • 188 clinicians in this Medicare group
NPI 1134305386 (207) 662-5555

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04101 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.72 typical visit price
range $56.28 – $169.96
Typical copayment $21.68 (range $14.07 – $42.49)
Most-billed visit code 99203
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NANCY A QUINT CRNA
Nurse Anesthetist, Certified Registered
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 347-2898
RACHEL COTTON CPNP
Nurse Practitioner (Pediatrics)
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 774-4092
MOLLY BROWN FNP-BC
Nurse Practitioner (Family)
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 774-4092
GENEVIEVE D. MACK CRNP
Nurse Practitioner (Pediatrics)
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 774-4092
JAY LARMON MD
Pediatrics
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 774-4092
LUKE M EMERDELLO RN
Nurse Practitioner
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 774-4092
MARIBETH MASSIE C.R.N.A.
Nurse Anesthetist, Certified Registered
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 347-2898
PHYLLIS ADRIENNE WOLF CRNA
Nurse Anesthetist, Certified Registered
84 MARGINAL WAY STE 1000
PORTLAND, ME 04101
Cumberland County (207) 347-2898

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 Karen Emery's NPI number?

The NPI number for Karen Emery is 1679559397. It was assigned to this individual provider in the NPPES registry on December 15, 2005.

Where is Karen Emery located?

Karen Emery practices at 84 Marginal Way Ste 1000, Portland, ME 04101. The listed phone number is (207) 774-4092.

What is Karen Emery's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Karen Emery enrolled in Medicare?

Yes. Karen Emery is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Karen Emery's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Emery reassigns Medicare benefits to 2 organizations: Mainehealth (Portland, ME) and Maine Medical Partners (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 Karen Emery's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karen Emery accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Karen Emery 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 Karen Emery 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 7 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.