O'Hara Kay Haley, MD
Obstetrics & Gynecology Physician · Hummelstown, PA
O'Hara Kay Haley, MD is an obstetrics & gynecology physician with a practice address in Hummelstown, Pennsylvania, and NPI 1184253452, issued on Apr 7, 2020. Check the license (Pennsylvania MD489917, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- O'Hara Kay Haley
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD489917 PA
Self-reported in NPPES; status is on the state search - Practice location
- 8105 Adams Dr Ste B, Hummelstown, PA 17036
- Phone
- (717) 482-8115
- Enumerated
- Apr 7, 2020
- Record last updated
- Jan 14, 2026
- Fax
- (717) 482-8364
- Medicare enrollment
- Enrolled (PECOS I20250918000920); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 8105 Adams Dr Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicole Duffy, PA-CMedical Physician Assistant1588066997
- Jane Hayden, CNMAdvanced Practice Midwife1053545160
- Sandra Hoops, CNMAdvanced Practice Midwife1013946607
- Rachel Marrero, CRNPNurse Practitioner1043988900
- Stephen Segrave-Daly, MDObstetrics & Gynecology Physician1336101963
Verify O'Hara Kay Haley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD489917Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $148.72
1 payment: food and beverage; the largest payer was Baxter Healthcare. 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
- Pinnacle Health Medical ServicesHummelstown, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
6 obstetrics & gynecology physician records list a practice address in Hummelstown
They are 6 of the 322 NPPES records with a practice address in Hummelstown, and 1,974 obstetrics & gynecology physician records in Pennsylvania.
All 6 in Hummelstown → All 1,974 in Pennsylvania → Every provider in Hummelstown →
Other obstetrics & gynecology physician records in Pennsylvania
- Nagi Abadier, MDReading, PA1144335498
- Kristin Abbruzzi, DOBethlehem, PA1396753331
- Dina AbdelsamadPittsburgh, PA1265264717
- Annabelle Abdo, DOPhiladelphia, PA1518583665
- Joseph Abdul-Malak, MD, MBAHermitage, PA1679198188
- Michael Abdul-Malak, MDHermitage, PA1053317990
- Natasha Abdullah, MDPhiladelphia, PA1427673110
- Kathryn Abello, M.D.Lancaster, PA1760446694
- Alice Abernathy, MDPhiladelphia, PA1740711498
- Shenali Abeysekera, M.D.Easton, PA1942550363
Common questions
What is O'Hara Kay Haley, MD's NPI number?
O'Hara Kay Haley, MD's National Provider Identifier (NPI) is 1184253452, issued on Apr 7, 2020. An NPI identifies a provider in billing; it is not a license.
Where is O'Hara Kay Haley, MD located?
The NPPES record lists a practice address at 8105 Adams Dr Ste B, Hummelstown, PA, 17036. Phone: (717) 482-8115. Providers update this record themselves, so call before visiting.
How can I verify O'Hara Kay Haley, MD's license?
NPPES lists Pennsylvania license number MD489917, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.