IndividualActive
Matthew Grey, LMP MA 60158687
NPI 1376929919 · Specialist · Seattle, WA
Matthew Grey, LMP MA 60158687 is a Specialist provider in Seattle, WA (NPI 1376929919).
Provider details
- NPI number
- 1376929919
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- LMP MA 60158687
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA 60158687 (WA)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
3001 Beacon Ave S
Seattle, WA 98144-5853
Phone: (206) 395-9255
Street-level locationGet directions
Mailing address
1222 1st Ave Apt 405
Seattle, WA 98101-2974
Registry dates
- Enumerated
- 2015-08-05
- Last updated
- 2015-08-05
Frequently asked questions
- What is Matthew Grey's NPI number?
- Matthew Grey's National Provider Identifier (NPI) is 1376929919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Grey's specialty?
- Matthew Grey is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Matthew Grey located?
- Matthew Grey's practice location on file with NPPES is 3001 Beacon Ave S, Seattle, WA 98144-5853.
- What is Matthew Grey's phone number?
- The practice phone number listed in the NPPES registry for Matthew Grey is (206) 395-9255.
- Is Matthew Grey's NPI active?
- Yes — Matthew Grey's NPI (1376929919) is active in the NPPES registry as of the last update on 2015-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.