Kathryn J. Hayes, MD
Obstetrics & Gynecology Physician · Oak Ridge, TN
Kathryn J. Hayes, MD is an obstetrics & gynecology physician with a practice address in Oak Ridge, Tennessee, and NPI 1154548105, issued on Apr 19, 2007. Check the license on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Kathryn J. Hayes
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 4301088503 MI
Self-reported in NPPES; status is on the state search - Practice location
- 988 Oak Ridge Tpke, Oak Ridge, TN 37830
- Phone
- (865) 483-7415
- Enumerated
- Apr 19, 2007
- Record last updated
- May 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (865) 483-7980
- Medicare enrollment
- Enrolled (PECOS I20101028000816); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 815 in Tennessee → Look up another NPI →
Also registered at 988 Oak Ridge Tpke
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Carter, MDObstetrics & Gynecology Physician1427074954
- Mary Clemens, FNPFamily Nurse Practitioner1093786253
- Charles Gholson, MDGastroenterology Physician1932192499
- Roger Goggans, NPNurse Practitioner1376579524
- Elzbieta Gornisiewicz, MDNeurology Physician1740277565
- Venkata Gourineni, MDGastroenterology Physician1972733616
Verify Kathryn J. Hayes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
316 Medicare Part D claims for 113 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Estradiol112 claims
- Clobetasol Propionate49 claims
- Gemtesa16 claims
- Medroxyprogesterone Acetate14 claims
- Osphena12 claims
- Camila11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $471.31
20 payments; by number, the most common kind was food and beverage; the largest payer was Caldera Medical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Obstetric And Gyncologic Assocs OF Oak RidgeOak Ridge, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn J. Hayes among 815 obstetrics & gynecology physician records in Tennessee
Kathryn J. Hayes, MD is one of 815 obstetrics & gynecology physician records with a practice address in Tennessee. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 53% of them.
- NPI issued2007 · 53% of these records are older, 38% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2010 · median 2005 among the 522 with a school on file
- Record last updated2011 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Tennessee
There are 815 obstetrics & gynecology physician records in Tennessee.
All 815 in Tennessee → Every provider in Oak Ridge → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Joseph Carter, MDOak Ridge, TN 378301427074954
- Charles Darling, MDOak Ridge, TN 378301609809797
- Regina DillOak Ridge, TN 378301699020958
- Thomas Metcalf, M.D.Oak Ridge, TN 378301669561023
- Scott Peters, MDOak Ridge, TN 378301134218811
- Katie Robertson, DOOak Ridge, TN 378301154827178
- Andwylynn Sances, M.D.Oak Ridge, TN 378301912095357
- Calvin WilliamsOak Ridge, TN 378301932664414
Common questions
What is Kathryn J. Hayes, MD's NPI number?
Kathryn J. Hayes, MD's National Provider Identifier (NPI) is 1154548105, issued on Apr 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn J. Hayes, MD located?
The NPPES record lists a practice address at 988 Oak Ridge Tpke, Oak Ridge, TN, 37830. Phone: (865) 483-7415. Providers update this record themselves, so call before visiting.
How can I verify Kathryn J. Hayes, MD's license?
Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kathryn J. Hayes, MD prescribe under Medicare Part D?
In 2024, Kathryn J. Hayes, MD had 316 Medicare Part D claims for 113 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.