Doctor profile · Federal record
Dr. Julianna Williams, FNP-C
Nurse Practitioner · Family Nurse Practitioner · Emergency Medicine Physician · Lake Forest, IL
- NPI 1467087486
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 7 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1000 N Westmoreland RD
Lake Forest, IL 600451658
(847) 535-6150
fax (847) 535-7801
Credentials & registration
- NPI registered
- March 2020 — 6 yrs on file
- Profile last updated
- December 14, 2022
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State licenses (2)
- Illinois #209020644 · Illinois #209.020644
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1467087486. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
256
Distinct HCPCS
3
Medicare allowed
$37,950
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 161 | 158 | $156 | |
99284 |
Emergency department visit with moderate level of medical decision making | 62 | 62 | $107 | |
99291 |
Critical care, first 30-74 minutes | 33 | 33 | $188 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 59. This provider delivers 4.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
62
Patients
49
Total drug cost
$584
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 25 | 12 | $314 |
| Cephalexin | Generic | 15 | 15 | $183 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 11 | 11 | $45 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 11 | $42 |
Frequently asked questions
What is Dr. Julianna Williams's medical specialty?
Dr. Julianna Williams practices Nurse Practitioner in Lake Forest, IL.
Where does Dr. Julianna Williams practice?
Dr. Julianna Williams practices at 1000 N Westmoreland RD, Lake Forest, IL 600451658. Office phone: 8475356150.
What is Dr. Julianna Williams's NPI?
Dr. Julianna Williams's National Provider Identifier (NPI) is 1467087486, issued by NPPES.
Does Dr. Julianna Williams accept Medicare assignment?
Yes. Dr. Julianna Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Julianna Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.