Doctor profile · Federal record

Dr. Kathryn Hayes, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Oak Ridge, TN

  • NPI 1154548105
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
988 Oak Ridge Tpke, Suite 140
Oak Ridge, TN 378306930
(865) 483-7415
fax (865) 483-7980

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
May 17, 2011
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Michigan #4301088503

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154548105. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
205
Distinct HCPCS
5
Medicare allowed
$19,187
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 127 78 $81
99203 New patient office or other outpatient visit, 30-44 minutes 24 24 $101
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 22 15 $110
99214 Established patient office or other outpatient visit, 30-39 minutes 21 21 $115
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $154

In context: peer comparison

Among 2 peers in this city , average services per provider: 36. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$471
Transactions
20
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Caldera Medical, Inc 2 $135.45
ABBVIE INC. 4 $73.73
Sumitomo Pharma America, Inc. 3 $69.80
Astellas Pharma US Inc 3 $43.73
Sage Therapeutics, Inc. 2 $38.36
Exeltis, USA Inc. 2 $33.74
Organon Llc 1 $21.37
MILLICENT US INC 1 $19.68
PFIZER INC. 1 $18.58
Hologic Sales and Service, LLC 1 $16.87

By nature of payment

Food and Beverage
$471

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
191
Patients
62
Total drug cost
$18,490
Drug Type Claims Patients Total cost
Estradiol Generic 85 48 $9,248
Clobetasol Propionate Generic 27 14 $1,520
Medroxyprogesterone Acetate Generic 15 0 $194
Camila (Norethindrone) Brand 13 0 $258
Gemtesa (Vibegron) Brand 13 0 $6,254
Heather (Norethindrone) Brand 13 0 $174
Isibloom (Desogestrel-Ethinyl Estradiol) Brand 13 0 $205
Valacyclovir (Valacyclovir Hcl) Brand 12 0 $637

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Hayes's medical specialty?
Dr. Kathryn Hayes practices Obstetrics & Gynecology Physician in Oak Ridge, TN.
Where does Dr. Kathryn Hayes practice?
Dr. Kathryn Hayes practices at 988 Oak Ridge Tpke, Oak Ridge, TN 378306930. Office phone: 8654837415.
What is Dr. Kathryn Hayes's NPI?
Dr. Kathryn Hayes's National Provider Identifier (NPI) is 1154548105, issued by NPPES.
Does Dr. Kathryn Hayes accept Medicare assignment?
Yes. Dr. Kathryn Hayes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Hayes commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS 76830). Source: CMS Medicare Physician & Other Practitioners file.