Doctor profile · Federal record
Dr. Melissa Williams, APRN, CNP
Nurse Practitioner · Registered Nurse · Family Nurse Practitioner · Chicago, IL
- NPI 1881337822
- Accepts Medicare
- 5 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
676 N Saint Clair St Ste 800
Chicago, IL 606112978
(312) 695-9121
fax (312) 695-5645
Credentials & registration
- NPI registered
- April 2022 — 4 yrs on file
- Profile last updated
- May 2, 2023
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State licenses (2)
- Illinois #209025093 · Illinois #041412254
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881337822. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
130
Distinct HCPCS
5
Medicare allowed
$7,820
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 43 | 33 | $59 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 26 | 21 | $32 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 23 | 21 | $85 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 21 | 20 | $59 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 17 | 17 | $75 |
In context: peer comparison
Among 169 peers in Chicago Nurse Practitioner, average services per provider: 102. This provider delivers 1.3× the peer median.Open Payments
Industry payments received
All-time total
$379
Transactions
5
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Fujifilm Healthcare Americas Corporation | 2 | $215.12 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $121.83 | |
| Heartflow, INC. | 1 | $22.78 | |
| W. L. Gore & Associates, INC. | 1 | $19.07 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Melissa Williams's medical specialty?
Dr. Melissa Williams practices Nurse Practitioner in Chicago, IL.
Where does Dr. Melissa Williams practice?
Dr. Melissa Williams practices at 676 N Saint Clair St Ste 800, Chicago, IL 606112978. Office phone: 3126959121.
What is Dr. Melissa Williams's NPI?
Dr. Melissa Williams's National Provider Identifier (NPI) is 1881337822, issued by NPPES.
Does Dr. Melissa Williams accept Medicare assignment?
Yes. Dr. Melissa Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.