Doctor profile · Federal record
Dr. Peter Weeks, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Naperville, IL
- NPI 1174584130
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
120 Spalding Dr Ste 309
Naperville, IL 605406521
(630) 432-6890 - Mailing address
-
Po Box 713260
Chicago, IL 606771260
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- August 29, 2023
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- Illinois #036072808
- Medicaid
- IL #036072808
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174584130. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
72
Distinct HCPCS
2
Medicare allowed
$4,397
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 45 | 45 | $41 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 23 | $94 |
In context: peer comparison
Among 10 peers in Naperville Obstetrics & Gynecology Physician, average services per provider: 29. This provider delivers 2.5× the peer median.Open Payments
Industry payments received
All-time total
$66
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US INC | 1 | $23.97 | |
| Pfizer INC. | 1 | $23.60 | |
| CooperSurgical, INC. | 1 | $18.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
87
Patients
21
Total drug cost
$7,003
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 51 | 21 | $5,819 |
| Medroxyprogesterone Acetate | Generic | 21 | 0 | $559 |
| Clobetasol Propionate | Generic | 15 | 0 | $625 |
Frequently asked questions
What is Dr. Peter Weeks's medical specialty?
Dr. Peter Weeks practices Obstetrics & Gynecology Physician in Naperville, IL.
Where does Dr. Peter Weeks practice?
Dr. Peter Weeks practices at 120 Spalding Dr Ste 309, Naperville, IL 605406521. Office phone: 6304326890.
What is Dr. Peter Weeks's NPI?
Dr. Peter Weeks's National Provider Identifier (NPI) is 1174584130, issued by NPPES.
Does Dr. Peter Weeks accept Medicare assignment?
Yes. Dr. Peter Weeks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Weeks commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.