Active NPI 1558371146 Individual Practitioner Male Practitioner

Joseph Cassidy , PA

Physician Assistant • Wilmington, DE

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Joseph Cassidy, PA is a certified Physician Assistant practicing in Wilmington, DE. With approximately 23 years of clinical experience since completing medical education in 2003, Joseph Cassidy delivers high-quality medical care to the local community at 1941 LIMESTONE ROAD.

Joseph Cassidy is affiliated with Regional Orthopaedic Associates Pa and accepts Medicare assignment.

Frequently performed procedures and clinical services include replacement of knee joint, both sides of knee, replacement of thigh bone and hip joint with prosthesis, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1941 Limestone Road
Ste 101

Wilmington, DE 19808

Telephone 3026333555

Fax 3026333559

Medicare Profile & Education

Medical School

Other

Graduation Year

2003

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Wilmington, DE

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

23 Yrs +14.1 yrs vs City Avg

City Avg: 8.9 Yrs

State Avg: 11.1 Yrs

Regional Practice Density

138 Specialists

Practicing in Wilmington, DE (697 Statewide)

Telehealth Adoption Rate

12.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

97.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Cassidy (23 Years) 23 Yrs

Wilmington Specialty Average (8.9 Years) 8.9 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
27447 Replacement of knee joint, both sides of knee	231	217	$6502.27	$175.30
27130 Replacement of thigh bone and hip joint with prosthesis	96	94	$6501.93	$175.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	182	174	$6552.75	$174.03
99213 Established patient office or other outpatient visit, typically 15 minutes	97	89	$464.33	$75.57
J1100 Injection, dexamethasone sodium phosphate, 1 mg	84	18	$0.83	$0.12
27130 Replacement of thigh bone and hip joint with prosthesis	66	65	$6546.97	$172.33
20610 Aspiration and/or injection of fluid from large joint	39	36	$376.92	$58.47
73562 X-ray of knee, 3 views	24	24	$186.67	$34.85
73502 X-ray of hip, 2-3 views	19	19	$216.32	$38.11
J7327 Hyaluronan or derivative, monovisc, for intra-articular injection, per dose	18	14	$1379.44	$705.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	250	238	$6600.00	$177.51
J1100 Injection, dexamethasone sodium phosphate, 1 mg	152	26	$0.55	$0.12
27130 Replacement of thigh bone and hip joint with prosthesis	135	126	$6600.00	$177.75
99213 Established patient office or other outpatient visit, typically 15 minutes	135	128	$470.00	$77.61
20610 Aspiration and/or injection of fluid from large joint	50	48	$516.80	$69.58
64640 Destruction of peripheral nerve or branch	33	11	$1310.00	$147.66
73562 X-ray of knee, 3 views	30	30	$130.00	$36.00
J7327 Hyaluronan or derivative, monovisc, for intra-articular injection, per dose	25	17	$1190.00	$752.88
73502 X-ray of hip, 2-3 views	17	17	$150.00	$41.33
27486 Revision of component of total knee joint prosthesis	12	12	$7220.00	$194.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	244	233	$6585.89	$179.83
27130 Replacement of thigh bone and hip joint with prosthesis	143	139	$6569.41	$180.47
J1100 Injection, dexamethasone sodium phosphate, 1 mg	100	16	$1.00	$0.16
99213 Established patient office or other outpatient visit, typically 15 minutes	98	94	$467.00	$79.39
20610 Aspiration and/or injection of fluid from large joint	45	44	$507.53	$71.21
J7327 Hyaluronan or derivative, monovisc, for intra-articular injection, per dose	35	23	$1571.00	$776.53
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	11	11	$362.00	$61.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	233	217	$7160.00	$193.61
27130 Replacement of thigh bone and hip joint with prosthesis	92	91	$7169.00	$194.27
99213 Established patient office or other outpatient visit, typically 15 minutes	34	34	$386.00	$65.74
20610 Aspiration and/or injection of fluid from large joint	22	22	$441.82	$65.19
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	12	12	$372.00	$62.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	216	203	$7202.00	$192.57
J1100 Injection, dexamethasone sodium phosphate, 1 mg	156	31	$1.00	$0.12
27130 Replacement of thigh bone and hip joint with prosthesis	125	116	$7206.00	$193.13
20610 Aspiration and/or injection of fluid from large joint	84	78	$448.57	$63.97
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose	73	42	$294.00	$227.12
99213 Established patient office or other outpatient visit, typically 15 minutes	70	68	$383.00	$64.16
27486 Revision of component of total knee joint prosthesis	13	13	$7472.00	$200.27
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	12	12	$375.00	$63.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	188	179	$7202.00	$185.94
J1100 Injection, dexamethasone sodium phosphate, 1 mg	128	24	$1.00	$0.12
27130 Replacement of thigh bone and hip joint with prosthesis	75	72	$7210.00	$184.51
20610 Aspiration and/or injection of fluid from large joint	72	69	$416.94	$62.03
99213 Established patient office or other outpatient visit, typically 15 minutes	63	62	$377.00	$59.91
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose	43	27	$701.00	$142.19
J7323 Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose	22	14	$776.00	$136.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	14	$227.00	$36.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	175	167	$7165.00	$188.56
20610 Aspiration and/or injection of fluid from large joint	102	91	$461.61	$63.77
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose	81	47	$453.00	$147.11
99213 Established patient office or other outpatient visit, typically 15 minutes	69	65	$377.00	$61.93
27130 Replacement of thigh bone and hip joint with prosthesis	62	62	$7154.56	$187.09
J1040 Injection, methylprednisolone acetate, 80 mg	61	40	$31.00	$10.78
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	29	$225.93	$37.03
73562 X-ray of knee, 3 views	16	13	$49.00	$8.09

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License DE C5-0000410

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0005603463 (DE)

Hospital & Practice Group Affiliations

Regional Orthopaedic Associates Pa

1941 Limestone Rd, Wilmington, DE 198085413

Phone: 3026559494

Regional Orthopaedic Associates Pa

100 Wilmington W Chester Pike, Chadds Ford, PA 193179040

Phone: 3026559494

Practice Associates & Co-Workers

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

12 Associated Practitioners

Laura Oliver , PA-C

Physician Assistant - Surgical

NPI 1023088333

Physician Assistant (Certified)

Geary Gutowski , PA

Physician Assistant - Surgical

NPI 1063694040

Physician Assistant

Dr. Nicholas Quercetti , DO

Orthopaedic Surgery

NPI 1235384561

Doctor of Osteopathic Medicine (D.O.)

Dr. David Solacoff , MD

Orthopaedic Surgery

NPI 1306841465

Doctor of Medicine (M.D.)

Dr. Brian Galinat , MD

Orthopaedic Surgery

NPI 1366481350

Doctor of Medicine (M.D.)

Thomas Merring , PA

Physician Assistant

NPI 1447507421

Physician Assistant

Career & Practice History Timeline

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

7 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 20, 2019

Physician Assistant (License #C5-0000410 in DE)

✅

NPI Profile Active January 26, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location January 26, 2010

Registered at 1941 LIMESTONE ROAD, STE 101, WILMINGTON, DE 19808 (Tel: 3026333555)

📍

Updated Business Mailing Address January 26, 2010

Registered at 1941 LIMESTONE ROAD, STE 101, WILMINGTON, DE 19808 (Tel: 3026333555)

👤

Provider Name / Credentials Updated January 26, 2010

Recorded as JOSEPH CASSIDY, PA

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 26, 2010

Orthopaedic Surgery (License #C50000410 in DE)

🟢

Initial NPI Registration & Enumeration August 08, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1558371146

Entity Type:

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

Enumeration Date: August 08, 2006

Last Update: September 20, 2019

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1941 Limestone Road, Ste 101

Wilmington, DE 19808

Phone: 3026333555

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.