MARJORIE DALE SOBIL RD, LDN
NPI 1013199652
Dietitian, Registered in Greenfield, MA

Q: What is Marjorie Sobil's NPI number?

The NPI number for Marjorie Sobil is 1013199652. It was assigned to this individual provider in the NPPES registry on December 5, 2007.

Q: What is Marjorie Sobil's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Marjorie Sobil was last updated on March 13, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since December 05, 2007

329 CONWAY ST, GREENFIELD, MA 01301(413) 774-6301(866) 644-0871 Get Directions Write a Review

NPPES record last updated: March 13, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Marjorie Dale Sobil Rd, Ldn NPPES

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

MARJORIE DALE SOBIL RD, LDN (NPI 1013199652) is an individual dietitian, registered in Greenfield, Massachusetts, licensed in Massachusetts (1240) and active in the NPI registry since December 2007. She maintains 3 additional practice locations.

NPPES Registry Identity

NPI1013199652

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameMARJORIE DALE SOBILCredential: RD, LDN

Location Address329 CONWAY STGreenfield, MA 01301-1521

Mailing Address329 Conway StGreenfield, MA 01301-1521 · (413) 774-6301 · Fax (866) 644-0871

Phone(413) 774-6301

Fax(866) 644-0871

Sole ProprietorNo

Enumeration DateDecember 5, 2007

Last NPPES UpdateMarch 13, 2024

NPPES CertifiedMarch 13, 2024

✔ NPI 1013199652 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

License✔ Licensed in MA · 1240

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.

Also ListedNutritionistTaxonomy 133N00000X · License 1240 (MA)

329 CONWAY ST, Greenfield, MA 01301

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Secondary Practice Locations 3

Location 170 Main StFlorence, MA 01062 · Phone (413) 586-8400 · Fax (866) 644-0872

Location 2238 Northampton StEasthampton, MA 01027-1046 · Phone (413) 529-9300 · Fax (866) 644-0870

Location 331 Hall DrAmherst, MA 01002-2751 · Phone (413) 256-8561 · Fax (866) 644-0869

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marjorie Dale Sobil Rd, Ldn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Valley Medical Group, P.C.

Same address

Family Medicine

329 CONWAY ST, GREENFIELD HEALTH CENTER
Greenfield, MA 01301

Reassigned Medicare billing, Massachusetts enrollment
Medicare enrollment name: Valley Medical Group PC
122 clinicians in this Medicare group

NPI 1912924705 (413) 774-6301

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 2

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.

Therapy procedure reassessment for nutrition management, each 15 minutes 97803

This is a process where a healthcare professional reviews your nutritional needs every 15 minutes. It's part of managing your diet to ensure optimal health. The review may involve adjusting your meal plans, evaluating your body's response to certain foods, and monitoring your overall nutrition status.

302 services58 patients

Therapy procedure for nutrition management, each 15 minutes 97802

This is a 15-minute session focused on managing your nutrition. A professional will assess your dietary habits and provide personalized advice to improve your health. It can help manage weight, control chronic diseases, and promote overall wellbeing.

209 services53 patients

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.

MASSACHUSETTS SOCIETY FOR THE PREVENTION OF CRUELTY TO CHILDREN

Social Worker (Clinical)

329 CONWAY ST, SUITE 2
GREENFIELD, MA 01301

Franklin County (413) 773-3608

VALLEY MEDICAL GROUP, P.C.

Durable Medical Equipment & Medical Supplies

329 CONWAY ST, GREENFIELD HEALTH CENTER
GREENFIELD, MA 01301

Franklin County (413) 774-6301

MRS. BARBARA JEAN BERTHIAUME APRN

Nurse Practitioner (Family)

329 CONWAY ST
GREENFIELD, MA 01301

Franklin County (413) 774-6301

DR. PATRICIA A IVERSON M.D.

Family Medicine

329 CONWAY ST, VALLEY MEDICAL GROUP, PC-GREENFIELD HEALTH CENTER
GREENFIELD, MA 01301

Franklin County (413) 774-6301

DR. BARBARA ARNOLD MORRIS AU.D.

Audiologist

329 CONWAY ST, PIONEER HEARING SERVICES
GREENFIELD, MA 01301

Franklin County (413) 773-5119

MRS. MARY-JO P CROWLEY-BOWDISH LICSW

Social Worker (Clinical)

329 CONWAY ST
GREENFIELD, MA 01301

Franklin County (413) 773-3608

MS. REBECCA L BUCALA PT

Physical Therapist

329 CONWAY ST, GREENFIELD HEALTH CENTER
GREENFIELD, MA 01301

Franklin County (413) 774-6301

JO ANN STEARNS PA

Physician Assistant

329 CONWAY ST, GREENFIELD HEALTH CENTER
GREENFIELD, MA 01301

Franklin County (413) 774-6301

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 Marjorie Sobil's NPI number?

The NPI number for Marjorie Sobil is 1013199652. It was assigned to this individual provider in the NPPES registry on December 5, 2007.

Where is Marjorie Sobil located?

Marjorie Sobil practices at 329 Conway St, Greenfield, MA 01301. The listed phone number is (413) 774-6301.

What is Marjorie Sobil's specialty?

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

Is Marjorie Sobil enrolled in Medicare?

Yes. Marjorie Sobil is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marjorie Sobil's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marjorie Sobil reassigns Medicare benefits to Valley Medical Group, P.C. (Greenfield, MA). 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 Marjorie Sobil'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 Marjorie Sobil was last updated on March 13, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.