Tamra Williams, FNP
NPI 1740733658 · Family Nurse Practitioner · Hoffman Estates, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamra Williams, FNP is a Family Nurse Practitioner provider in Hoffman Estates, IL (NPI 1740733658).
Provider details
- NPI number
- 1740733658
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 209014564 (IL)
Specialties & taxonomies
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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Fluoxetine Hcl | 33 |
| Clonazepam | 33 |
| Aripiprazole | 26 |
| Lamotrigine | 26 |
| Bupropion Hclbrand: Bupropion Xl | 19 |
| Quetiapine Fumarate | 17 |
| Trazodone Hcl | 17 |
| Lorazepam | 14 |
| Risperidone | 13 |
Practice location
Mailing address
Additional practice locations (2)
- 2331 W Chicago AveChicago, IL 60622-4723Phone: (630) 405-5500Fax: (630) 405-0121
- 640 Bankview Dr Ste 2Frankfort, IL 60423-1669Phone: (815) 464-0081
Registry dates
- Enumerated
- 2016-07-27
- Last updated
- 2026-04-02
- Certified
- 2026-04-02
Frequently asked questions
- What is Tamra Williams's NPI number?
- Tamra Williams's National Provider Identifier (NPI) is 1740733658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamra Williams's specialty?
- Tamra Williams is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tamra Williams located?
- Tamra Williams's practice location on file with NPPES is 2300 Barrington Rd, Hoffman Estates, IL 60169-2036.
- What is Tamra Williams's phone number?
- The practice phone number listed in the NPPES registry for Tamra Williams is (815) 947-4463.
- Does Tamra Williams accept Medicare?
- Tamra Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamra Williams's NPI active?
- Yes — Tamra Williams's NPI (1740733658) is active in the NPPES registry as of the last update on 2026-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.