Doctor profile · Federal record
Dr. Wayne Williamson, MD
Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Chicago, IL
- NPI 1699828061
- Accepts Medicare
- 48 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1276 N Clybourn Ave
Chicago, IL 606102089
(312) 337-1073 - Additional location
-
864 Sheridan RD
Evanston, IL 602021473
(219) 237-5170
fax (219) 321-1931 - Mailing address
-
864 Sheridan RD
Evanston, IL 602021473
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- August 3, 2023
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 207RG0300X — NUCC code
- State license (1)
- Illinois #036059450
- Medicaid
- IL #036059450
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699828061. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
471
Distinct HCPCS
6
Medicare allowed
$59,866
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99350 |
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 132 | 80 | $194 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 110 | 36 | $94 | |
99491 |
Chronic care management services for two or more chronic conditions, first 30 minutes provided personally by health care professional, per calendar month | 86 | 50 | $88 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 73 | 56 | $133 | |
G0181 |
Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow | 51 | 31 | $108 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 19 | 18 | $54 |
In context: peer comparison
Among 17 peers in Chicago Geriatric Medicine (Internal Medicine) Physician, average services per provider: 88. This provider delivers 5.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,275
Patients
371
Total drug cost
$20,154
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 149 | 43 | $1,672 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 137 | 36 | $4,921 |
| Diclofenac Sodium | Generic | 134 | 33 | $2,527 |
| Amlodipine Besylate | Generic | 122 | 49 | $857 |
| Lisinopril | Generic | 88 | 27 | $765 |
| Gabapentin | Generic | 86 | 31 | $1,642 |
| Montelukast Sodium | Generic | 86 | 15 | $836 |
| Metformin Hcl | Generic | 70 | 26 | $453 |
| Meloxicam | Generic | 64 | 23 | $386 |
| Metoprolol Succinate | Generic | 61 | 20 | $843 |
Frequently asked questions
What is Dr. Wayne Williamson's medical specialty?
Dr. Wayne Williamson practices Geriatric Medicine (Internal Medicine) Physician in Chicago, IL.
Where does Dr. Wayne Williamson practice?
Dr. Wayne Williamson practices at 1276 N Clybourn Ave, Chicago, IL 606102089. Office phone: 3123371073.
What is Dr. Wayne Williamson's NPI?
Dr. Wayne Williamson's National Provider Identifier (NPI) is 1699828061, issued by NPPES.
Does Dr. Wayne Williamson accept Medicare assignment?
Yes. Dr. Wayne Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Wayne Williamson commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with high level of medical decision making (HCPCS 99350); Established patient office or other outpatient visit (HCPCS 99213); Chronic care management services for two or more chronic conditions (HCPCS 99491). Source: CMS Medicare Physician & Other Practitioners file.