Dennis Patrick Lewis,md,
NPI 1710183140 · Family Medicine Physician · Valencia, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Patrick Lewis,md, is a Family Medicine Physician organization in Valencia, CA (NPI 1710183140).
Provider details
- NPI number
- 1710183140
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Dennis Lewis, MD(661) 254-0026
- License
- G78417 (CA)
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
18 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
Registry dates
- Enumerated
- 2007-06-22
- Last updated
- 2018-11-13
Frequently asked questions
- What is Dennis Patrick Lewis,md,'s NPI number?
- Dennis Patrick Lewis,md,'s National Provider Identifier (NPI) is 1710183140, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dennis Patrick Lewis,md,?
- Dennis Patrick Lewis,md, is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Patrick Lewis,md, located?
- Dennis Patrick Lewis,md,'s practice location on file with NPPES is 23823 Valencia Blvd, Valencia, CA 91355-9512.
- What is Dennis Patrick Lewis,md,'s phone number?
- The practice phone number listed in the NPPES registry for Dennis Patrick Lewis,md, is (661) 254-0026.
- Does Dennis Patrick Lewis,md, accept Medicare?
- Dennis Patrick Lewis,md, is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Dennis Patrick Lewis,md,?
- The authorized official listed on Dennis Patrick Lewis,md,'s NPPES record is Dennis Lewis, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dennis Patrick Lewis,md,'s NPI active?
- Yes — Dennis Patrick Lewis,md,'s NPI (1710183140) is active in the NPPES registry as of the last update on 2018-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.