1. Home
  2. Directory
  3. Washington
  4. Shoreline
  5. Chiropractor
  6. NPI Profile

DR. GREGORY ATTICUS MACK D.C.
NPI 1902353188
Chiropractor in Shoreline, WA

Active since September 06, 2016Accepts Medicare Assignment
636 NW RICHMOND BEACH RD, SHORELINE, WA 98177(206) 542-7571(206) 546-1795 Get Directions Write a Review

NPPES record last updated: September 6, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Gregory Atticus Mack D.c. NPPES

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

DR. GREGORY ATTICUS MACK D.C. (NPI 1902353188) is an individual chiropractor in Shoreline, Washington, licensed in Washington (60677546) and active in the NPI registry since September 2016. He is a graduate of Life Chiropractic College - West (2016).

NPPES Registry Identity

NPI1902353188
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. GREGORY ATTICUS MACKCredential: D.C.
Location Address636 NW RICHMOND BEACH RDShoreline, WA 98177-3122
Mailing Address636 Nw Richmond Beach RdShoreline, WA 98177-3122 · (206) 542-7571 · Fax (206) 546-1795
Phone(206) 542-7571
Fax(206) 546-1795
Sole ProprietorYes
Medical School CMSLife Chiropractic College - WestGraduated 2016
Enumeration DateSeptember 6, 2016
✔ NPI 1902353188 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in WA · 60677546
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
636 NW RICHMOND BEACH RD, Shoreline, WA 98177
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska.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

Dr. Gregory Atticus Mack D.c. 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 ID5698063733
PECOS Enrollment IDI20161005002395

Areas of Expertise CMS Part B claims

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.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
569 services50 patients

Other Providers at the Same Location NPPES 2

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

PAUL A MACK DC
Chiropractor (Nutrition)
636 NW RICHMOND BEACH RD
SHORELINE, WA 98177
King County (206) 542-7571
PAUL A MACK DC PS INC
Clinic/Center (Health Service)
636 NW RICHMOND BEACH RD
SHORELINE, WA 98177
King County (206) 542-7571

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 Gregory Mack's NPI number?

The NPI number for Gregory Mack is 1902353188. It was assigned to this individual provider in the NPPES registry on September 6, 2016.

Where is Gregory Mack located?

Gregory Mack practices at 636 NW Richmond Beach Rd, Shoreline, WA 98177. The listed phone number is (206) 542-7571.

What is Gregory Mack's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Gregory Mack enrolled in Medicare?

Yes. Gregory 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 Gregory Mack accept?

Health plans from PacificSource Health Plans and Premera Blue Cross Blue Shield of Alaska list Gregory 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 Gregory Mack was last updated on September 6, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.