Active NPI 1063753473 Individual Practitioner Female Practitioner

Diane Theresa Maggio , APN

Nurse Practitioner - Gerontology • Northfield, NJ

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Diane Maggio, APN is a certified Nurse Practitioner - Gerontology practicing in Northfield, NJ. With approximately 13 years of clinical experience since completing medical education in 2013, Diane Maggio delivers high-quality medical care to the local community at 1418 NEW RD STE 2.

Diane Maggio is affiliated with Garden State Specialty Care Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, application of vein wound compression bandages on lower leg, ankle, and foot, subsequent hospital care with moderate levelof medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1418 New Rd Ste 2

Northfield, NJ 082251179

Telephone 6097962119

Associated Practice Facility / Clinic

🏢 Garden State Specialty Care, Llc Facility NPI 1851825947

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 Nurse Practitioner - Gerontology in Northfield, NJ

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs Matches City Avg

City Avg: 13.0 Yrs

State Avg: 7.6 Yrs

Regional Practice Density

1 Specialists

Practicing in Northfield, NJ (550 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Maggio (13 Years) 13 Yrs

Northfield 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
99213 Established patient office or other outpatient visit, typically 15 minutes	30	17	$189.87	$76.92
99213 Established patient office or other outpatient visit, typically 15 minutes	22	13	$156.82	$57.94
29581 Application of vein wound compression bandages on lower leg, ankle, and foot	21	19	$200.00	$111.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	74	22	$281.00	$114.33
99213 Established patient office or other outpatient visit, typically 15 minutes	51	17	$200.00	$81.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	108	44	$198.00	$68.69
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	69	28	$124.30	$52.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	128	66	$156.00	$64.89
99213 Established patient office or other outpatient visit, typically 15 minutes	65	20	$165.00	$83.82
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	18	$238.00	$120.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	71	33	$149.45	$63.59
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	56	29	$155.64	$65.99
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	13	$238.00	$101.09
29581 Application of vein wound compression bandages on lower leg, ankle, and foot	15	12	$203.00	$115.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,474	279	$148.98	$61.87
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	240	205	$196.00	$80.57
29581 Application of vein wound compression bandages on lower leg, ankle, and foot	176	21	$165.91	$35.70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	60	31	$154.00	$64.79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	36	36	$292.00	$121.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,562	337	$149.00	$61.42
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	276	258	$196.00	$80.59
29581 Application of vein wound compression bandages on lower leg, ankle, and foot	221	41	$150.04	$35.63
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	43	19	$154.00	$63.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	745	174	$149.00	$62.03
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	146	129	$196.00	$81.81
29581 Application of vein wound compression bandages on lower leg, ankle, and foot	117	22	$139.25	$14.56
17250 Application of chemical to stop tissue regrowth in wound	43	24	$177.00	$34.05
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	21	11	$96.00	$40.09

Medical Specialties & State Licenses

CMS Verified: 2025-10-24

Nurse Practitioner - Gerontology Primary Specialty

NUCC Taxonomy Code: 363LG0600X

State License NJ 26NJ00546200

Definition to come...

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License NJ 26NJ00546200

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Hospital & Practice Group Affiliations

Garden State Specialty Care Llc

1418 New Rd, Northfield, NJ 082251179

Phone: 8884020202

Practice Associates & Co-Workers

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

1 Associated Practitioners

Jenna Mcnicholl , PA-C

Physician Assistant - Medical

NPI 1861798399

Physician Assistant (Certified)

Career & Practice History Timeline

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

17 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 24, 2025

Nurse Practitioner (License #26NJ00546200 in NJ)

📍

Updated Practice Location April 03, 2024

Registered at 1418 NEW RD STE 2, NORTHFIELD, NJ 082251179 (Tel: 6097962119)

📍

Updated Business Mailing Address April 03, 2024

Registered at 1418 NEW RD STE 2, NORTHFIELD, NJ 082251179

✅

NPI Profile Active June 12, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location June 12, 2017

Registered at 301 CENTRAL AVE STE D, EGG HARBOR TOWNSHIP, NJ 082348347 (Tel: (609) 926-5000)

📍

Updated Business Mailing Address June 12, 2017

Registered at 301 CENTRAL AVE STE D, EGG HARBOR TOWNSHIP, NJ 082348347 (Tel: (609) 926-5000)

👤

Provider Name / Credentials Updated June 12, 2017

Recorded as DIANE MAGGIO, APN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 12, 2017

Nurse Practitioner (License #26NJ00546200 in NJ)

📍

Updated Practice Location February 28, 2017

Registered at 301 CENTRAL AVE, STE D, EGG HARBOR TOWNSHIP, NJ 082348340 (Tel: 6099265000)

📍

Updated Business Mailing Address February 28, 2017

Registered at 301 CENTRAL AVE, STE D, EGG HARBOR TOWNSHIP, NJ 082348340 (Tel: 6099265000)

👤

Provider Name / Credentials Updated February 28, 2017

Recorded as DIANE MAGGIO, APN

✅

NPI Profile Active November 01, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location November 01, 2016

Registered at 301 CENTRAL AVE, SUITE D, EGG HARBOR TOWNSHIP, NJ 082348340 (Tel: 6099265000)

📍

Updated Business Mailing Address November 01, 2016

Registered at 301 CENTRAL AVE, SUITE D, EGG HARBOR TOWNSHIP, NJ 082348340 (Tel: 6099265000)

👤

Provider Name / Credentials Updated November 01, 2016

Recorded as DIANE MAGGIO, RN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 01, 2016

Nurse Practitioner (License #26NJ00546200 in NJ)

🟢

Initial NPI Registration & Enumeration March 11, 2013

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: 1063753473

Entity Type:

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

Enumeration Date: March 11, 2013

Last Update: October 24, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1418 New Rd Ste 2

Northfield, NJ 082251179

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.