Doctor profile · Federal record
Dr. Karen Hayes, D.O.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Obstetrics & Gynecology Physician · Fort Collins, CO
- NPI 1578581195
- Accepts Medicare
- 36 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1224 E Elizabeth St
Fort Collins, CO 805244007
(970) 221-4977
fax (970) 221-4980
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- June 15, 2022
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State licenses (2)
- Colorado #37437 · Wyoming #14389C
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578581195. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$149
Transactions
6
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Baxter Healthcare | 1 | $42.36 | |
| Astellas Pharma US Inc | 1 | $29.77 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $21.69 | |
| Medtronic, Inc. | 1 | $21.51 | |
| PFIZER INC. | 1 | $18.45 | |
| Exeltis, USA Inc. | 1 | $15.10 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Karen Hayes's medical specialty?
Dr. Karen Hayes practices Obstetrics & Gynecology Physician in Fort Collins, CO.
Where does Dr. Karen Hayes practice?
Dr. Karen Hayes practices at 1224 E Elizabeth St, Fort Collins, CO 805244007. Office phone: 9702214977.
What is Dr. Karen Hayes's NPI?
Dr. Karen Hayes's National Provider Identifier (NPI) is 1578581195, issued by NPPES.
Does Dr. Karen Hayes accept Medicare assignment?
Yes. Dr. Karen Hayes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.