Ann Williams, NP
NPI 1467575167 · Psychiatric/Mental Health Nurse Practitioner · Littleton, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann Williams, NP is a Psychiatric/Mental Health Nurse Practitioner provider in Littleton, CO (NPI 1467575167).
Provider details
- NPI number
- 1467575167
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 84143 (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 67 | 14 |
| Quetiapine Fumarate | 66 | — |
| Bupropion Hclbrand: Bupropion Xl | 45 | — |
| Olanzapinebrand: Olanzapine Odt | 43 | — |
| Escitalopram Oxalate | 42 | — |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 35 | — |
Practice location
Mailing address
Additional practice locations (1)
- 9485 W Colfax AveLakewood, CO 80215-3918Phone: (303) 432-5200Fax: (303) 432-5261
Registry dates
- Enumerated
- 2007-04-09
- Last updated
- 2018-05-02
Frequently asked questions
- What is Ann Williams's NPI number?
- Ann Williams's National Provider Identifier (NPI) is 1467575167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Williams's specialty?
- Ann Williams is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ann Williams located?
- Ann Williams's practice location on file with NPPES is 6509 S Santa Fe Dr, Littleton, CO 80120-2910.
- What is Ann Williams's phone number?
- The practice phone number listed in the NPPES registry for Ann Williams is (303) 730-8858.
- Does Ann Williams accept Medicare?
- Ann Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ann Williams's NPI active?
- Yes — Ann Williams's NPI (1467575167) is active in the NPPES registry as of the last update on 2018-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.