What is Tammie Williams's NPI number?

Tammie Williams's National Provider Identifier (NPI) is 1669450565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tammie Williams's specialty?

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

Where is Tammie Williams located?

Tammie Williams's practice location on file with NPPES is 777 S Wadsworth Blvd, Lakewood, CO 80226-4300.

What is Tammie Williams's phone number?

The practice phone number listed in the NPPES registry for Tammie Williams is (303) 891-8100.

Is Tammie Williams's NPI active?

Yes — Tammie Williams's NPI (1669450565) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Tammie Williams, LCSW

NPI 1669450565 · Mental Health Counselor · Lakewood, CO

Tammie Williams, LCSW is a Mental Health Counselor provider in Lakewood, CO (NPI 1669450565).

Provider details

NPI number: 1669450565
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: LCSW
Sex: Female
License: CO 989542 (CO)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense CO 989542 (CO)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
20 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

777 S Wadsworth Blvd

Building 2, Suite 104

Lakewood, CO 80226-4300

Phone: (303) 891-8100

Fax: (303) 914-9307

Street-level locationGet directions

More CO providers

Mailing address

1650 S Iris Way

Lakewood, CO 80232-6348

Enumerated: 2006-01-03
Last updated: 2007-07-08

Frequently asked questions

What is Tammie Williams's NPI number?: Tammie Williams's National Provider Identifier (NPI) is 1669450565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Tammie Williams's specialty?: Tammie Williams is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
Where is Tammie Williams located?: Tammie Williams's practice location on file with NPPES is 777 S Wadsworth Blvd, Lakewood, CO 80226-4300.
What is Tammie Williams's phone number?: The practice phone number listed in the NPPES registry for Tammie Williams is (303) 891-8100.
Is Tammie Williams's NPI active?: Yes — Tammie Williams's NPI (1669450565) is active in the NPPES registry as of the last update on 2007-07-08.

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