Marshall S. Lewis, MD a Professional Corporation
NPI 1609200203 · Specialist · Visalia, CA
Marshall S. Lewis, MD a Professional Corporation is a Specialist organization in Visalia, CA (NPI 1609200203).
Provider details
- NPI number
- 1609200203
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Diana Galvan, Credentialer(661) 861-0011
- License
- DC18251 (CA)
Specialties & taxonomies
Other Service Providers
Chiropractic Providers
Other Service Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2013-08-30
- Last updated
- 2013-08-30
Frequently asked questions
- What is Marshall S. Lewis, MD a Professional Corporation's NPI number?
- Marshall S. Lewis, MD a Professional Corporation's National Provider Identifier (NPI) is 1609200203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marshall S. Lewis, MD a Professional Corporation?
- Marshall S. Lewis, MD a Professional Corporation is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Marshall S. Lewis, MD a Professional Corporation located?
- Marshall S. Lewis, MD a Professional Corporation's practice location on file with NPPES is 1031 N Demaree St, Visalia, CA 93291-4117.
- What is Marshall S. Lewis, MD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Marshall S. Lewis, MD a Professional Corporation is (559) 635-7400.
- Who is the authorized official for Marshall S. Lewis, MD a Professional Corporation?
- The authorized official listed on Marshall S. Lewis, MD a Professional Corporation's NPPES record is Diana Galvan, Credentialer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marshall S. Lewis, MD a Professional Corporation's NPI active?
- Yes — Marshall S. Lewis, MD a Professional Corporation's NPI (1609200203) is active in the NPPES registry as of the last update on 2013-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.