What is Sean Lewis's NPI number?

Sean Lewis's National Provider Identifier (NPI) is 1851716807, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sean Lewis's specialty?

Sean Lewis is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Sean Lewis located?

Sean Lewis's practice location on file with NPPES is 158 Gentry St, Pomona, CA 91767-2100.

What is Sean Lewis's phone number?

The practice phone number listed in the NPPES registry for Sean Lewis is (909) 599-8222.

Is Sean Lewis's NPI active?

Yes — Sean Lewis's NPI (1851716807) is active in the NPPES registry as of the last update on 2019-11-11.

IndividualActive

Sean Lewis, MFT INTERN

NPI 1851716807 · Marriage & Family Therapist · Pomona, CA

Sean Lewis, MFT INTERN is a Marriage & Family Therapist provider in Pomona, CA (NPI 1851716807).

Provider details

NPI number: 1851716807
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: MFT INTERN
Sex: Male
Sole proprietor: No
License: IMF86379 (CA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense IMF86379 (CA)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(81/100 index)

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
2 documented practice locations

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

158 Gentry St

Pomona, CA 91767-2100

Phone: (909) 599-8222

Street-level locationGet directions

More CA providers

Mailing address

5150 E Pacific Coast Hwy

Long Beach, CA 90804-3312

Additional practice locations (1)

5150 E Pacific Coast Hwy
Suite 100
Long Beach, CA 90804-3312
Phone: (562) 490-7600
Fax: (562) 490-7601

Enumerated: 2014-02-27
Last updated: 2019-11-11

Frequently asked questions

What is Sean Lewis's NPI number?: Sean Lewis's National Provider Identifier (NPI) is 1851716807, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Sean Lewis's specialty?: Sean Lewis is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Sean Lewis located?: Sean Lewis's practice location on file with NPPES is 158 Gentry St, Pomona, CA 91767-2100.
What is Sean Lewis's phone number?: The practice phone number listed in the NPPES registry for Sean Lewis is (909) 599-8222.
Is Sean Lewis's NPI active?: Yes — Sean Lewis's NPI (1851716807) is active in the NPPES registry as of the last update on 2019-11-11.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.