Doctor profile · Federal record
Dr. Jennifer Hannan, M.D.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Downers Grove, IL
- NPI 1245496868
- Accepts Medicare
- 20 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3825 Highland Ave Ste 3K
Downers Grove, IL 605151589
(630) 968-2144
fax (630) 968-2337
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- May 1, 2020
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- Illinois #036.123400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245496868. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$60
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CooperSurgical, INC. | 2 | $37.93 | |
| Pfizer INC. | 1 | $22.04 |
By nature of payment
Frequently asked questions
What is Dr. Jennifer Hannan's medical specialty?
Dr. Jennifer Hannan practices Obstetrics & Gynecology Physician in Downers Grove, IL.
Where does Dr. Jennifer Hannan practice?
Dr. Jennifer Hannan practices at 3825 Highland Ave Ste 3K, Downers Grove, IL 605151589. Office phone: 6309682144.
What is Dr. Jennifer Hannan's NPI?
Dr. Jennifer Hannan's National Provider Identifier (NPI) is 1245496868, issued by NPPES.
Does Dr. Jennifer Hannan accept Medicare assignment?
Yes. Dr. Jennifer Hannan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.