What is Crystal Lam's NPI number?

Crystal Lam's National Provider Identifier (NPI) is 1699518597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Crystal Lam's specialty?

Crystal Lam is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Crystal Lam located?

Crystal Lam's practice location on file with NPPES is 1515 S Bon View Ave, Ontario, CA 91761-4408.

What is Crystal Lam's phone number?

The practice phone number listed in the NPPES registry for Crystal Lam is (909) 930-6793.

Is Crystal Lam's NPI active?

Yes — Crystal Lam's NPI (1699518597) is active in the NPPES registry as of the last update on 2026-04-20.

IndividualActive

Crystal Lam

NPI 1699518597 · Mental Health Counselor · Ontario, CA

Crystal Lam is a Mental Health Counselor provider in Ontario, CA (NPI 1699518597).

Provider details

NPI number: 1699518597
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No
License: 19669 (CA)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense 19669 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(56/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
2 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

1515 S Bon View Ave

Ontario, CA 91761-4408

Phone: (909) 930-6793

Street-level locationGet directions

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Mailing address