Active NPI 1497945992 Individual Practitioner Male Practitioner

Dr. William Noel Oconnor , MD

Pathology - Anatomic Pathology • Lexington, KY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Oconnor, MD is a certified Pathology - Anatomic Pathology practicing in Lexington, KY. With approximately 54 years of clinical experience since completing medical education in 1972, Dr. Oconnor delivers high-quality medical care to the local community at 800 ROSE ST.

Dr. Oconnor is affiliated with Kentucky Medical Services Foundation, Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include pathology examination of tissue using a microscope, intermediate complexity, pathology examination of tissue using a microscope, moderately high complexity, pathology examination of specimen during surgery, first tissue block. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

800 Rose St

Lexington, KY 405360293

Telephone 8593235425

Fax 8592578675

Associated Practice Facility / Clinic

🏢 University Of Kentucky Facility NPI 1518911338

Medicare Profile & Education

Medical School

Other

Graduation Year

1972

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pathology - Anatomic Pathology in Lexington, KY

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

54 Yrs +10.7 yrs vs City Avg

City Avg: 43.3 Yrs

State Avg: 29.7 Yrs

Regional Practice Density

8 Specialists

Practicing in Lexington, KY (28 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

73.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Oconnor (54 Years) 54 Yrs

Lexington Specialty Average (43.3 Years) 43.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	95	58	$134.00	$35.83
88307 Pathology examination of tissue using a microscope, moderately high complexity	63	51	$293.00	$77.94
88331 Pathology examination of specimen during surgery, first tissue block	60	16	$219.00	$59.30
88313 Special stained specimen slides to examine tissue including interpretation and report	57	20	$42.00	$10.83
88312 Special stained specimen slides to identify organisms including interpretation and report	43	26	$95.00	$25.86
88304 Pathology examination of tissue using a microscope, moderately low complexity	38	31	$40.00	$11.01
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	28	28	$346.00	$81.21
88300 Pathology examination of tissue using a microscope, limited examination	27	25	$15.00	$4.28
88342 Special stained specimen slides to examine tissue, initial procedure	25	17	$101.00	$32.65
88309 Pathology examination of tissue using a microscope, high complexity	22	18	$516.00	$139.74
88311 Preparation of tissue for examination by removing any calcium present	12	11	$36.00	$11.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	79	49	$119.09	$35.26
88307 Pathology examination of tissue using a microscope, moderately high complexity	62	48	$268.81	$77.70
88304 Pathology examination of tissue using a microscope, moderately low complexity	42	32	$35.15	$10.73
88312 Special stained specimen slides to identify organisms including interpretation and report	42	23	$81.72	$25.16
88313 Special stained specimen slides to examine tissue including interpretation and report	41	14	$39.78	$11.42
88341 Special stained specimen slides to examine tissue	34	11	$87.29	$26.73
88342 Special stained specimen slides to examine tissue, initial procedure	27	20	$95.98	$32.97
88309 Pathology examination of tissue using a microscope, high complexity	22	18	$447.33	$136.62
88300 Pathology examination of tissue using a microscope, limited examination	19	19	$15.00	$4.20
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	12	12	$323.86	$79.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	114	65	$134.00	$35.24
88307 Pathology examination of tissue using a microscope, moderately high complexity	71	53	$293.00	$77.56
88312 Special stained specimen slides to identify organisms including interpretation and report	50	23	$95.00	$24.91
88300 Pathology examination of tissue using a microscope, limited examination	34	32	$15.00	$4.29
88309 Pathology examination of tissue using a microscope, high complexity	32	25	$516.00	$135.88
88342 Special stained specimen slides to examine tissue, initial procedure	32	26	$101.00	$33.34
88341 Special stained specimen slides to examine tissue	31	11	$94.00	$26.96
88331 Pathology examination of specimen during surgery, first tissue block	28	14	$219.00	$59.45
88313 Special stained specimen slides to examine tissue including interpretation and report	28	12	$42.00	$11.64
88304 Pathology examination of tissue using a microscope, moderately low complexity	27	19	$40.00	$10.16
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	24	24	$346.00	$80.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	124	73	$134.00	$35.09
88307 Pathology examination of tissue using a microscope, moderately high complexity	57	40	$293.00	$80.12
88312 Special stained specimen slides to identify organisms including interpretation and report	40	18	$95.00	$25.94
88342 Special stained specimen slides to examine tissue, initial procedure	22	17	$117.73	$33.99
88300 Pathology examination of tissue using a microscope, limited examination	21	21	$15.00	$4.10
88331 Pathology examination of specimen during surgery, first tissue block	17	11	$219.00	$60.02
88309 Pathology examination of tissue using a microscope, high complexity	16	13	$516.00	$141.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	138	88	$134.00	$37.96
88307 Pathology examination of tissue using a microscope, moderately high complexity	67	44	$293.00	$83.48
88331 Pathology examination of specimen during surgery, first tissue block	28	21	$219.00	$62.80
88342 Special stained specimen slides to examine tissue, initial procedure	28	22	$124.00	$35.67
88300 Pathology examination of tissue using a microscope, limited examination	27	22	$15.00	$4.49
88309 Pathology examination of tissue using a microscope, high complexity	18	15	$516.00	$146.83
88311 Preparation of tissue for examination by removing any calcium present	17	17	$44.00	$12.51
88304 Pathology examination of tissue using a microscope, moderately low complexity	17	15	$40.00	$11.47
88312 Special stained specimen slides to identify organisms including interpretation and report	14	11	$95.00	$26.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	304	164	$133.45	$37.66
88307 Pathology examination of tissue using a microscope, moderately high complexity	117	72	$291.31	$83.11
88331 Pathology examination of specimen during surgery, first tissue block	54	24	$218.33	$62.72
88312 Special stained specimen slides to identify organisms including interpretation and report	45	29	$94.20	$26.70
88300 Pathology examination of tissue using a microscope, limited examination	44	42	$15.00	$4.45
88342 Special stained specimen slides to examine tissue, initial procedure	43	38	$123.26	$35.61
88304 Pathology examination of tissue using a microscope, moderately low complexity	42	37	$40.00	$11.38
88341 Special stained specimen slides to examine tissue	41	14	$93.41	$28.68
88313 Special stained specimen slides to examine tissue including interpretation and report	35	15	$42.00	$12.10
88309 Pathology examination of tissue using a microscope, high complexity	31	26	$512.77	$146.88
88311 Preparation of tissue for examination by removing any calcium present	23	16	$44.00	$12.41
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	13	13	$343.00	$83.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	403	226	$131.46	$37.58
88307 Pathology examination of tissue using a microscope, moderately high complexity	113	77	$287.13	$82.72
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	103	101	$339.13	$83.09
88312 Special stained specimen slides to identify organisms including interpretation and report	63	37	$92.76	$26.52
88331 Pathology examination of specimen during surgery, first tissue block	54	29	$215.37	$62.64
88313 Special stained specimen slides to examine tissue including interpretation and report	49	21	$41.49	$11.91
88342 Special stained specimen slides to examine tissue, initial procedure	48	39	$121.96	$34.80
88304 Pathology examination of tissue using a microscope, moderately low complexity	44	40	$39.39	$11.39
88309 Pathology examination of tissue using a microscope, high complexity	43	35	$506.35	$146.67
88300 Pathology examination of tissue using a microscope, limited examination	34	30	$15.00	$4.37
88311 Preparation of tissue for examination by removing any calcium present	34	28	$43.35	$12.52
88341 Special stained specimen slides to examine tissue	31	11	$92.35	$28.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	409	240	$128.31	$37.47
88307 Pathology examination of tissue using a microscope, moderately high complexity	148	96	$280.27	$82.70
88331 Pathology examination of specimen during surgery, first tissue block	87	43	$211.30	$62.06
88312 Special stained specimen slides to identify organisms including interpretation and report	82	46	$90.83	$26.78
88342 Special stained specimen slides to examine tissue, initial procedure	70	45	$119.77	$35.21
88341 Special stained specimen slides to examine tissue	60	19	$89.43	$28.10
88304 Pathology examination of tissue using a microscope, moderately low complexity	57	49	$38.49	$11.46
88313 Special stained specimen slides to examine tissue including interpretation and report	46	24	$40.52	$11.86
88300 Pathology examination of tissue using a microscope, limited examination	44	41	$15.00	$4.35
88309 Pathology examination of tissue using a microscope, high complexity	43	39	$494.26	$146.05
88360 Microscopic genetic analysis of tumor	33	14	$181.33	$54.35
88311 Preparation of tissue for examination by removing any calcium present	31	24	$42.23	$12.48
88321 Surgical pathology consultation and report on referred slides prepared elsewhere	30	30	$332.97	$83.16

Medical Specialties & State Licenses

Pathology - Anatomic Pathology Primary Specialty

NUCC Taxonomy Code: 207ZP0101X

State License KY 18301

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

64183015 (KY)

Hospital & Practice Group Affiliations

Kentucky Medical Services Foundation, Inc

2400 Greatstone Pt, Lexington, KY 405043274

Phone: 8593237426

Kentucky Medical Services Foundation, Inc

100 Greatstone Pt, Lexington, KY 405043274

Phone: 8592579800

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

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Doctor of Medicine (M.D.)

Dr. Paul Bachner , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1033174230

Doctor of Medicine (M.D.)

Dr. Peter Nelson , MD, PhD

Pathology - Neuropathology

NPI 1053359927

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Leonard Boral

Pathology - Blood Banking & Transfusion Medicine

NPI 1053535708

Dr. Eun Lee , MD

Pathology - Anatomic Pathology & Clinical Pathology

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Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 31, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 31, 2007

Registered at 800 ROSE ST, LEXINGTON, KY 405360293 (Tel: 8593235425)

📍

Updated Business Mailing Address July 31, 2007

Registered at 2333 ALUMNI PARK PLZ STE 200, LEXINGTON, KY 405174022 (Tel: 8592185677)

👤

Provider Name / Credentials Updated July 31, 2007

Recorded as WILLIAM OCONNOR, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 31, 2007

Pathology (License #18301 in KY)

🟢

Initial NPI Registration & Enumeration July 31, 2007

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1497945992

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 31, 2007

Last Update: July 31, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2333 Alumni Park Plz Ste 200

Lexington, KY 405174022

Phone: 8592185677

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.