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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.

MRS. RUTH MACK
NPI 1730128042
Counselor in Lowell, MA

Active since June 05, 2006PECOS Enrolled
99 CHURCH ST, LOWELL, MA 01852(978) 458-6282(978) 441-9826 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Ruth Mack NPPES

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

MRS. RUTH MACK (NPI 1730128042) is an individual counselor in Lowell, Massachusetts and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1971).

NPPES Registry Identity

NPI1730128042
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameMRS. RUTH MACK
Location Address99 CHURCH STLowell, MA 01852-2621
Mailing Address10 Pleasant AveChelmsford, MA 01824-3214 · (978) 454-3343
Phone(978) 458-6282
Fax(978) 441-9826
Sole ProprietorNo
Medical School CMSOtherGraduated 1971
Enumeration DateJune 5, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1730128042 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
99 CHURCH ST, Lowell, MA 01852
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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, Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Ruth Mack 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 ID5991239048
PECOS Enrollment IDI20241112001138
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.

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.

MR. ALAN L SIEBER PHD
Psychologist (Clinical)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
MR. GERARD F EYSSALLENNE
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
MS. LORIANNE BONSIGNORE
Social Worker
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
MR. ANDREW J SHLESINGER
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
MRS. ANN M SAPIRA LICSW
Social Worker (Clinical)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
MS. ROBYN DEANGELIS M.ED
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
MRS. LISA A OLINGER
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282
CAROLINE KEANEY LCSW
Social Worker (Clinical)
99 CHURCH ST
LOWELL, MA 01852
Middlesex County (978) 458-6282

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 Ruth Mack's NPI number?

The NPI number for Ruth Mack is 1730128042. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Where is Ruth Mack located?

Ruth Mack practices at 99 Church St, Lowell, MA 01852. The listed phone number is (978) 458-6282.

What is Ruth Mack's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

Is Ruth Mack enrolled in Medicare?

Yes. Ruth Mack 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.

What insurance does Ruth Mack accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Ruth Mack 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 Ruth Mack was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 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.