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SIDNEY ROSE BLUM
NPI 1699521146
Dietitian, Registered in Lowell, MA

Active since April 25, 2024Accepts Medicare Assignment
161 JACKSON ST, LOWELL, MA 01852(978) 937-9700 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 14, 2026, Apr 25, 2024 (2 updates tracked since 2024).

About Sidney Rose Blum NPPES

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

SIDNEY ROSE BLUM (NPI 1699521146) is an individual dietitian, registered in Lowell, Massachusetts and active in the NPI registry since April 2024. She is a graduate of Other (2023).

NPPES Registry Identity

NPI1699521146
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameSIDNEY ROSE BLUM
Location Address161 JACKSON STLowell, MA 01852-2103
Mailing Address161 Jackson StLowell, MA 01852-2103 · (978) 937-9700 · Fax (978) 221-6728
Phone(978) 937-9700
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateApril 25, 2024
Last NPPES UpdateAugust 14, 20262 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
✔ NPI 1699521146 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
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.
161 JACKSON ST, Lowell, MA 01852
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Other Names 1

Former Name (1)Sidney Coffman

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

Sidney Rose Blum 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.

PECOS PAC ID5496290892
PECOS Enrollment IDI20240710001238

Medicare Billing Reassignment

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

Lowell Community Health Center, Inc.
Same address
Federally Qualified Health Center (FQHC)
161 JACKSON ST
Lowell, MA 01852
  • Reassigned Medicare billing, Massachusetts enrollment
  • 135 clinicians in this Medicare group
NPI 1952307530 (978) 322-8590

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 01852 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
$0.00 typical visit price
range $63.72 – $189.86
Typical copayment $0.00 (range $15.93 – $47.46)
Most-billed visit code NA
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

DR. BRIAN JOHN PIETRANTONIO O.D.
Optometrist
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700
MR. DANIEL ALLEN SULLIVAN JR. M.ED.
Counselor (Addiction (Substance Use Disorder))
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700
EMILY DEPAOLI
Counselor (Mental Health)
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (987) 937-9700
FLORA F SADRI-AZARBAYEJANI DO
Preventive Medicine (Addiction Medicine)
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700
MICHELLE MARTINEZ CNM, WHNP
Advanced Practice Midwife
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700
CAROLINE KERN PRIVITT CNM
Advanced Practice Midwife
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700
NISHA NAIK
Registered Nurse (Community Health)
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700
JOANNE THERESA HALVORSEN
Counselor (Addiction (Substance Use Disorder))
161 JACKSON ST
LOWELL, MA 01852
Middlesex County (978) 937-9700

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 Sidney Blum's NPI number?

The NPI number for Sidney Blum is 1699521146. It was assigned to this individual provider in the NPPES registry on April 25, 2024. The provider is also known as Sidney Coffman.

Where is Sidney Blum located?

Sidney Blum practices at 161 Jackson St, Lowell, MA 01852. The listed phone number is (978) 937-9700.

What is Sidney Blum's specialty?

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

Is Sidney Blum enrolled in Medicare?

Yes. Sidney Blum 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 organization bills Medicare for Sidney Blum's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sidney Blum reassigns Medicare benefits to Lowell Community Health Center, Inc. (Lowell, 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 Sidney Blum'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 Sidney Blum was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.