Sound Spine and Joint Physicians, PLLC
NPI 1396444592 · Sports Medicine (Physical Medicine & Rehabilitation) Physician · Seattle, WA
Sound Spine and Joint Physicians, PLLC is a Sports Medicine (Physical Medicine & Rehabilitation) Physician organization in Seattle, WA (NPI 1396444592).
Provider details
- NPI number
- 1396444592
- Entity type
- Organization
- Primary specialty
- Sports Medicine (Physical Medicine & Rehabilitation) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Matthew Grierson, Medical Director(206) 455-6700
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Sound Spine and Joint
Registry dates
- Enumerated
- 2023-02-27
- Last updated
- 2023-04-12
- Certified
- 2023-04-12
Frequently asked questions
- What is Sound Spine and Joint Physicians, PLLC's NPI number?
- Sound Spine and Joint Physicians, PLLC's National Provider Identifier (NPI) is 1396444592, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sound Spine and Joint Physicians, PLLC?
- Sound Spine and Joint Physicians, PLLC is classified in the NPPES registry as Sports Medicine (Physical Medicine & Rehabilitation) Physician (Allopathic & Osteopathic Physicians).
- Where is Sound Spine and Joint Physicians, PLLC located?
- Sound Spine and Joint Physicians, PLLC's practice location on file with NPPES is 1700 Westlake Ave N Ste 400, Seattle, WA 98109-6236.
- What is Sound Spine and Joint Physicians, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Sound Spine and Joint Physicians, PLLC is (206) 455-6700.
- Who is the authorized official for Sound Spine and Joint Physicians, PLLC?
- The authorized official listed on Sound Spine and Joint Physicians, PLLC's NPPES record is Matthew Grierson, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sound Spine and Joint Physicians, PLLC's NPI active?
- Yes — Sound Spine and Joint Physicians, PLLC's NPI (1396444592) is active in the NPPES registry as of the last update on 2023-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.