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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHERINE GRACE STEVENSON MD
NPI 1407559438
Family Medicine in Portland, ME

Active since March 27, 2023PECOS Enrolled
22 BRAMHALL ST, PORTLAND, ME 04102(207) 662-5400(207) 662-6219 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, Jul 16, 2026, Mar 27, 2023 (3 updates tracked since 2023).

About Katherine Grace Stevenson Md NPPES

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

KATHERINE GRACE STEVENSON MD (NPI 1407559438) is an individual family medicine provider in Portland, Maine, licensed in Maine (MD30474) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Tufts University School Of Medicine (2023).

NPPES Registry Identity

NPI1407559438
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameKATHERINE GRACE STEVENSONCredential: MD
Location Address22 BRAMHALL STPortland, ME 04102-3134
Mailing Address40 Tucker AvePortland, ME 04103-1410 · (609) 712-8174
Phone(207) 662-5400
Fax(207) 662-6219
Sole ProprietorNo
Medical School CMSTufts University School Of MedicineGraduated 2023
Enumeration DateMarch 27, 2023
Last NPPES UpdateSeptember 29, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2026
✔ NPI 1407559438 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in ME · MD30474✔ Licensed in NH · 40309
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
22 BRAMHALL ST, Portland, ME 04102
Open in Google Maps ↗

Secondary Practice Locations 2

Location 135 Medical Center PkwyAugusta, ME 04330-8160 · Phone (207) 626-1000 · Fax (207) 621-7277
Location 23073 White Mountain HwyNorth Conway, NH 03860-7101 · Phone (603) 356-9355 · Fax (603) 356-8843

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Grace Stevenson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9830558360
PECOS Enrollment IDI20260813001128
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 Reassignment

Medicare enrollment records show Katherine Stevenson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mainegeneral Medical Center
55 mi
General Acute Care Hospital
35 MEDICAL CENTER PARKWAY
Augusta, ME 04330
  • Reassigned Medicare billing, Maine enrollment
  • 978 clinicians in this Medicare group
NPI 1083949184 (207) 872-4454

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 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.

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 20

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

ABBY LYNN LABRECQUE PA-C
Physician Assistant (Medical)
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-8111
TEGAN SWIFT RD
Dietitian, Registered
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-4238
DEREK POULIN DO
Anesthesiology
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-2526
MATTHEW SCOTT AUSTIN CRNA
Nurse Anesthetist, Certified Registered
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-2526
MADELINE YOUNGBERG MD
Internal Medicine
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-0111
ERICA BRASLEY MD
Student in an Organized Health Care Education/Training Program
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-0111
REBECCA ROSE LIGHTMAN
Internal Medicine
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-7060
DR. LUKE PATRICK KEFFER MD, MBA
Student in an Organized Health Care Education/Training Program
22 BRAMHALL ST
PORTLAND, ME 04102
Cumberland County (207) 662-0111

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 Katherine Stevenson's NPI number?

The NPI number for Katherine Stevenson is 1407559438. It was assigned to this individual provider in the NPPES registry on March 27, 2023.

Where is Katherine Stevenson located?

Katherine Stevenson practices at 22 Bramhall St, Portland, ME 04102. The listed phone number is (207) 662-5400.

What is Katherine Stevenson's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Katherine Stevenson enrolled in Medicare?

Yes. Katherine Stevenson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katherine Stevenson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Stevenson reassigns Medicare benefits to Mainegeneral Medical Center (Augusta, ME). The 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 Katherine Stevenson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Katherine Stevenson was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.