Doctor profile · Federal record
Dr. Gretchen Williams, PT
Physical Medicine & Rehabilitation Physician (CMS: Physical Therapist in Private Practice) · Geneva, IL
- NPI 1649221193
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2700 Keslinger RD, Suite C
Geneva, IL 601344645
(630) 262-2633
fax (630) 262-2643 - Mailing address
-
1377 Motor Pkwy, Ste 307
Islandia, NY 117495258
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- March 17, 2017
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 208100000X — NUCC code
- State license (1)
- Illinois #070011139
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649221193. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,818
Distinct HCPCS
5
Medicare allowed
$47,526
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
97112 |
Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | 1,100 | 43 | $29 | |
97110 |
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 495 | 30 | $22 | |
G0283 |
Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care | 164 | 14 | $9 | |
97530 |
Therapy procedure using functional activities | 46 | 23 | $33 | |
97162 |
Evaluation for physical therapy, typically 30 minutes | 13 | 11 | $104 |
In context: peer comparison
Among 2 peers in Geneva Physical Medicine & Rehabilitation Physician, average services per provider: 577. This provider delivers 3.2× the peer median.Frequently asked questions
What is Dr. Gretchen Williams's medical specialty?
Dr. Gretchen Williams practices Physical Medicine & Rehabilitation Physician in Geneva, IL.
Where does Dr. Gretchen Williams practice?
Dr. Gretchen Williams practices at 2700 Keslinger RD, Geneva, IL 601344645. Office phone: 6302622633.
What is Dr. Gretchen Williams's NPI?
Dr. Gretchen Williams's National Provider Identifier (NPI) is 1649221193, issued by NPPES.
Does Dr. Gretchen Williams accept Medicare assignment?
Yes. Dr. Gretchen Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gretchen Williams commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care (HCPCS G0283). Source: CMS Medicare Physician & Other Practitioners file.