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MRS. KRISTEN ALEXIS GRIMES MS, RD, LD
NPI 1144562638
Dietitian, Registered in Scarborough, ME

Active since March 22, 2013
98.06/100
CMS Quality Rating
175 US ROUTE 1, SCARBOROUGH, ME 04074(207) 396-7700 Get Directions Write a Review

NPPES record last updated: March 17, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 17, 2018, Nov 17, 2017 (2 updates tracked since 2017).

About Mrs. Kristen Alexis Grimes Ms, Rd, Ld NPPES

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

MRS. KRISTEN ALEXIS GRIMES MS, RD, LD (NPI 1144562638) is an individual dietitian, registered in Scarborough, Maine, licensed in Maine (DI1130) and active in the NPI registry since March 2013. She maintains a secondary practice location in Biddeford.

NPPES Registry Identity

NPI1144562638
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMRS. KRISTEN ALEXIS GRIMESCredential: MS, RD, LD
Location Address175 US ROUTE 1Scarborough, ME 04074-9048
Mailing Address20 Ephraim Tyler WayKennebunk, ME 04043-7361 · (814) 242-5812
Phone(207) 396-7700
Sole ProprietorYes
Enumeration DateMarch 22, 2013
Last NPPES UpdateMarch 17, 20182 updates tracked since enumeration
✔ NPI 1144562638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in ME · DI1130
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
175 US ROUTE 1, Scarborough, ME 04074
Open in Google Maps ↗

Other Names 1

Former Name (1)Miss Kristen Alexis Thomas Ms, Rd, Ld

Secondary Practice Location 1

Location 11 Medical Center DrBiddeford, ME 04005-9422 · Phone (207) 283-7239

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Kristen Alexis Grimes Ms, Rd, Ld is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

2

Medicare enrollment records show Kristen Grimes 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
Family Medicine
300 PROFESSIONAL DR
Scarborough, ME 04074
  • Reassigned Medicare billing, Maine enrollment
  • 3,140 clinicians in this Medicare group
NPI 1497068969 (207) 883-3491
Maine Medical Partners
0.7 mi
Otolaryngology
92 CAMPUS DRIVE, 3RD FLOOR
Scarborough, ME 04074
  • Reassigned Medicare billing, Maine enrollment
  • 67 clinicians in this Medicare group
NPI 1881908879 (207) 797-5753

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

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.13
Promoting Interoperability100
Improvement Activities40

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.

DR. JAYACHIDAMBARAM AMBALAVANAN MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 396-7700
ABTIN FARAHMAND MD
Internal Medicine
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 396-7700
DR. KHALED AL SIBAI MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 396-7700
SUSANNE D'ANGELO-COOLEY R.D.
Dietitian, Registered
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 885-7700
LORI A BRODSKY NP
Nurse Practitioner (Family)
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 885-7700
SHELLIE HAFER ACNP
Nurse Practitioner (Acute Care)
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 396-7700
SUZANNE FARNHAM
Dietitian, Registered
175 US ROUTE 1
SCARBOROUGH, ME 04074
Cumberland County (207) 396-7000
CHRISTINE LOUISE TWINING MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
175 US ROUTE 1, MAINE CENTER FOR ENDOCRINOLOGY AND DIABETES
SCARBOROUGH, ME 04074
Cumberland County (207) 885-7700

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 Kristen Grimes's NPI number?

The NPI number for Kristen Grimes is 1144562638. It was assigned to this individual provider in the NPPES registry on March 22, 2013. The provider is also known as Miss Kristen Alexis Thomas Ms, Rd, Ld.

Where is Kristen Grimes located?

Kristen Grimes practices at 175 Us Route 1, Scarborough, ME 04074. The listed phone number is (207) 396-7700.

What is Kristen Grimes's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Kristen Grimes enrolled in Medicare?

Yes. Kristen Grimes is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Kristen Grimes's services?

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

What insurance does Kristen Grimes accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Kristen Grimes 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 Kristen Grimes was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.