Gregory Montgomery, D.D.S
NPI 1457807547 · Periodontics · Silverdale, WA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Montgomery, D.D.S is a Periodontics provider in Silverdale, WA (NPI 1457807547).
Provider details
- NPI number
- 1457807547
- Entity type
- Individual
- Primary specialty
- PeriodonticsDental Providers
- Credential
- D.D.S
- Sex
- Male
- Sole proprietor
- Yes
- License
- DE61078624 (WA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$49 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-08-29
- Last updated
- 2026-02-26
- Certified
- 2026-02-26
Frequently asked questions
- What is Gregory Montgomery's NPI number?
- Gregory Montgomery's National Provider Identifier (NPI) is 1457807547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Montgomery's specialty?
- Gregory Montgomery is listed in the NPPES registry with a primary specialty of Periodontics (Dental Providers).
- Where is Gregory Montgomery located?
- Gregory Montgomery's practice location on file with NPPES is 3594 Nw Lowell St, Silverdale, WA 98383-9116.
- What is Gregory Montgomery's phone number?
- The practice phone number listed in the NPPES registry for Gregory Montgomery is (360) 692-0300.
- Does Gregory Montgomery accept Medicare?
- Gregory Montgomery is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Montgomery's NPI active?
- Yes — Gregory Montgomery's NPI (1457807547) is active in the NPPES registry as of the last update on 2026-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.