Active NPI 1194167577 Individual Practitioner Female Practitioner

Jillian M Diionno , PA-C

Physician Assistant • Hackettstown, NJ

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Jillian Diionno, PA-C is a certified Physician Assistant practicing in Hackettstown, NJ. With approximately 13 years of clinical experience since completing medical education in 2013, Jillian Diionno delivers high-quality medical care to the local community at 57 ROUTE 46 STE 107.

Jillian Diionno maintains professional affiliations with Premier Brain And Spine Llc, Advocare, Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient outpatient office visit, aspiration and/or injection of fluid from large joint. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

57 Route 46 Ste 107

Hackettstown, NJ 078402695

Telephone 9088139700

Fax 9088132861

Associated Practice Facility / Clinic

🏢 Skylands Orthopaedics Pc Facility NPI 1750501581

Medicare Profile & Education

Medical School

Other

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Hackettstown, NJ

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs Matches City Avg

City Avg: 13.0 Yrs

State Avg: 10.1 Yrs

Regional Practice Density

12 Specialists

Practicing in Hackettstown, NJ (3413 Statewide)

Telehealth Adoption Rate

8.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

77.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Diionno (13 Years) 13 Yrs

Hackettstown Specialty Average (13.0 Years) 13.0 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
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	279	89	$6.00	$0.99
99213 Established patient office or other outpatient visit, typically 15 minutes	169	108	$310.00	$84.65
20610 Aspiration and/or injection of fluid from large joint	148	82	$274.10	$65.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	123	90	$426.00	$117.51
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	113	69	$187.00	$53.07
72100 X-ray of lower and sacral spine, 2-3 views	37	33	$136.00	$9.73
73562 X-ray of knee, 3 views	32	25	$139.00	$10.09
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$549.00	$154.92
73502 X-ray of hip, 2-3 views	25	22	$160.00	$12.59
73030 X-ray of shoulder, minimum of 2 views	25	20	$118.00	$8.21
73560 X-ray of knee, 1-2 views	23	15	$118.00	$7.29
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$370.00	$103.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	207	78	$6.00	$1.07
99213 Established patient office or other outpatient visit, typically 15 minutes	132	90	$310.00	$84.89
20610 Aspiration and/or injection of fluid from large joint	109	71	$227.21	$63.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	85	67	$426.00	$119.33
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	60	45	$187.00	$53.83
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$549.00	$156.33
72100 X-ray of lower and sacral spine, 2-3 views	27	27	$136.00	$14.34
73562 X-ray of knee, 3 views	21	20	$139.00	$16.01
73030 X-ray of shoulder, minimum of 2 views	21	20	$118.00	$17.11
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$370.00	$105.73
73560 X-ray of knee, 1-2 views	16	11	$118.00	$10.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	179	63	$6.00	$1.14
99213 Established patient office or other outpatient visit, typically 15 minutes	122	75	$310.00	$87.17
20610 Aspiration and/or injection of fluid from large joint	93	61	$225.61	$65.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	75	57	$426.00	$120.15
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$549.00	$159.28
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	31	27	$187.00	$54.91
73562 X-ray of knee, 3 views	27	22	$139.00	$9.88
73030 X-ray of shoulder, minimum of 2 views	23	18	$118.00	$12.10
72100 X-ray of lower and sacral spine, 2-3 views	16	15	$136.00	$12.10
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$370.00	$107.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	148	88	$295.76	$86.94
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	95	38	$6.00	$1.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	76	62	$405.16	$124.00
20610 Aspiration and/or injection of fluid from large joint	49	38	$216.84	$62.96
73562 X-ray of knee, 3 views	31	24	$135.65	$9.86
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$547.38	$161.37
73030 X-ray of shoulder, minimum of 2 views	21	12	$113.95	$10.05
72100 X-ray of lower and sacral spine, 2-3 views	15	15	$122.80	$12.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	14	$187.00	$54.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	72	22	$6.00	$1.49
99213 Established patient office or other outpatient visit, typically 15 minutes	42	36	$242.00	$71.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	38	34	$354.00	$103.77
20610 Aspiration and/or injection of fluid from large joint	22	20	$205.95	$59.96
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$532.00	$155.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	150	76	$245.76	$70.71
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	132	42	$6.52	$1.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	82	68	$358.93	$102.31
20610 Aspiration and/or injection of fluid from large joint	75	41	$235.25	$62.36
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	21	$150.72	$43.43
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$538.43	$154.99
73562 X-ray of knee, 3 views	18	14	$126.00	$8.89
73030 X-ray of shoulder, minimum of 2 views	14	11	$101.00	$8.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	101	69	$243.09	$68.70
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	96	39	$6.64	$1.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	68	54	$357.59	$101.16
20610 Aspiration and/or injection of fluid from large joint	51	39	$229.94	$60.97
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	40	31	$146.55	$41.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$545.26	$153.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	201	116	$238.53	$68.67
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	188	61	$5.49	$1.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	153	122	$349.56	$100.28
20610 Aspiration and/or injection of fluid from large joint	88	59	$215.31	$58.41
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	59	59	$533.22	$150.87
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	28	$144.00	$41.39

Medical Specialties & State Licenses

CMS Verified: 2025-07-09

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License NJ 25MP00312100

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.

Hospital & Practice Group Affiliations

Advocare, Llc

132 Grove St, Haddonfield, NJ 080331224

Phone: 8563542211

Advocare, Llc

57 Route 46 E 107, Hackettstown, NJ 078402695

Phone: 9088139700

Premier Brain And Spine Llc

2500 Morris Ave, Union, NJ 070835675

Phone: 7329069600

Premier Brain And Spine Llc

57 Us Hwy 46, Hackettstown, NJ 078402695

Phone: 9088139700

Secondary Practice Locations

1 Robertson Dr Ste 11

Bedminster, NJ 079211716

Phone: 9088139700

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. Michael Deehan , MD

Orthopaedic Surgery

NPI 1306857461

Doctor of Medicine (M.D.)

Dr. John Hurley , MD

Orthopaedic Surgery

NPI 1457319824

Doctor of Medicine (M.D.)

Dr. John Murphy , MD

Orthopaedic Surgery

NPI 1740291806

Doctor of Medicine (M.D.)

Dr. Robert Masella , MD

Orthopaedic Surgery - Sports Medicine

NPI 1801093737

Doctor of Medicine (M.D.)

Dr. Glen Wainen , MD

Orthopaedic Surgery

NPI 1831100999

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

12 Historical Events

📍

Updated Business Mailing Address July 09, 2025

Registered at 90 MATAWAN RD STE 302, MATAWAN, NJ 077472653 (Tel: 7324417177)

✅

NPI Profile Active February 12, 2018

NPI status registered as active in NPPES database

📍

Updated Practice Location February 12, 2018

Registered at 57 ROUTE 46 STE 107, HACKETTSTOWN, NJ 078402695 (Tel: 9088139700)

📍

Updated Business Mailing Address February 12, 2018

Registered at 57 ROUTE 46 STE 107, HACKETTSTOWN, NJ 078402695 (Tel: 9088139700)

👤

Provider Name / Credentials Updated February 12, 2018

Recorded as JILLIAN DIIONNO, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 12, 2018

Physician Assistant (License #25MP00312100 in NJ)

✅

NPI Profile Active May 04, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location May 04, 2015

Registered at 784 FRANKLIN AVE, SUITE 250, FRANKLIN LAKES, NJ 074171306 (Tel: 2015600711)

📍

Updated Business Mailing Address May 04, 2015

Registered at 784 FRANKLIN AVE, SUITE 250, FRANKLIN LAKES, NJ 074171306 (Tel: 2015600711)

👤

Provider Name / Credentials Updated May 04, 2015

Recorded as JILLIAN DIIONNO, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 04, 2015

Physician Assistant (License #25MP00312100 in NJ)

🟢

Initial NPI Registration & Enumeration July 25, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1194167577

Entity Type:

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

Enumeration Date: July 25, 2013

Last Update: July 09, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

90 Matawan Rd Ste 302

Matawan, NJ 077472653

Phone: 7324417177

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.