Active NPI 1306274535 Individual Practitioner Female Practitioner

Jillian Maruna

Nurse Practitioner • Chicago, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Jillian Maruna is a certified Nurse Practitioner practicing in Chicago, IL. With approximately 13 years of clinical experience since graduating from Loyola University Of Chicago, Stritch School Of Medicine in 2013, Jillian Maruna delivers high-quality medical care to the local community at 259 E ERIE ST.

Jillian Maruna is affiliated with Northwestern Medical Faculty Foundation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, telephone medical discussion with physician. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

259 E Erie St
17th Floor

Chicago, IL 60611

Telephone 3129264343

Fax 3129266511

Associated Practice Facility / Clinic

🏢 Northwestern Medical Faculty Foundation Facility NPI 1376961524

Medicare Profile & Education

Medical School

Loyola University Of Chicago, Stritch School Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Chicago, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs +4.1 yrs vs City Avg

City Avg: 8.9 Yrs

State Avg: 10.4 Yrs

Regional Practice Density

961 Specialists

Practicing in Chicago, IL (4929 Statewide)

Telehealth Adoption Rate

19.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

74.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Maruna (13 Years) 13 Yrs

Chicago 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	48	$238.00	$87.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	46	46	$591.00	$121.97
99443 Telephone medical discussion with physician, 21-30 minutes	34	34	$250.00	$87.48
99442 Telephone medical discussion with physician, 11-20 minutes	32	32	$175.00	$58.98
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$406.00	$65.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99442 Telephone medical discussion with physician, 11-20 minutes	61	61	$175.00	$59.88
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	58	57	$238.00	$88.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$542.12	$121.75
99443 Telephone medical discussion with physician, 21-30 minutes	32	32	$250.00	$87.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$374.89	$72.62

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	45	44	$238.00	$87.35
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$403.00	$125.54
99443 Telephone medical discussion with physician, 21-30 minutes	29	29	$250.00	$89.46
99442 Telephone medical discussion with physician, 11-20 minutes	19	19	$175.00	$60.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$322.00	$74.96
99213 Established patient office or other outpatient visit, typically 15 minutes	15	15	$187.00	$61.38
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$96.00	$33.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$425.12	$126.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	49	49	$238.00	$90.29
99443 Telephone medical discussion with physician, 21-30 minutes	37	37	$250.00	$91.93
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$316.00	$77.54
99213 Established patient office or other outpatient visit, typically 15 minutes	24	24	$187.00	$62.01
99442 Telephone medical discussion with physician, 11-20 minutes	21	21	$175.00	$62.54
99202 New patient office or other outpatient visit, typically 20 minutes	15	15	$213.87	$45.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	77	77	$327.45	$70.99
99213 Established patient office or other outpatient visit, typically 15 minutes	55	55	$156.00	$47.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	47	47	$238.00	$73.21
99202 New patient office or other outpatient visit, typically 20 minutes	29	29	$272.34	$47.44
99443 Telephone medical discussion with physician, 21-30 minutes	29	29	$250.00	$73.53
99442 Telephone medical discussion with physician, 11-20 minutes	15	15	$175.00	$48.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	100	100	$156.00	$46.60
99202 New patient office or other outpatient visit, typically 20 minutes	65	65	$297.00	$46.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	56	56	$397.00	$70.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	18	$238.00	$71.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99202 New patient office or other outpatient visit, typically 20 minutes	56	56	$297.00	$45.95
99213 Established patient office or other outpatient visit, typically 15 minutes	31	31	$156.00	$46.26

Medical Specialties & State Licenses

CMS Verified: 2020-02-11

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License IL 209010860

(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

Northwestern Medical Faculty Foundation

675 N Saint Clair St, Chicago, IL 606115975

Northwestern Medical Faculty Foundation

675 N St Clair, Chicago, IL 606115975

Northwestern Medical Faculty Foundation

259 E Erie St, Chicago, IL 606112930

Phone: 3125031944

Northwestern Medical Faculty Foundation

660 N Westmoreland Rd, Lake Forest, IL 600451673

Phone: 3129266146

Northwestern Medical Faculty Foundation

4445 W Irving Park Rd, Chicago, IL 606412808

Northwestern Medical Faculty Foundation

1333 W Belmont Ave, Chicago, IL 606575785

Northwestern Medical Faculty Foundation

870 N Milwaukee Ave, Vernon Hills, IL 600611521

Practice Associates & Co-Workers

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

5 Associated Practitioners

Ijeoma Achebe , FNP

Nurse Practitioner

NPI 1013498294

Family Nurse Practitioner

Won Oh , PA-C

Physician Assistant

NPI 1053899138

Physician Assistant (Certified)

Sarah Smyth , APRN, CNP

Nurse Practitioner

NPI 1750794137

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Alayna Anerino , APRN, CNP

Nurse Practitioner

NPI 1760835714

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Elizabeth Kleber , FNP-BC

Nurse Practitioner - Family

NPI 1922406909

Family Nurse Practitioner (Board Certified)

Career & Practice History Timeline

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

8 Historical Events

👤

Provider Name / Credentials Updated February 11, 2020

Recorded as JILLIAN MARUNA

📍

Updated Practice Location July 19, 2018

Registered at 259 E ERIE ST, 17TH FLOOR, CHICAGO, IL 60611 (Tel: 3129264343)

✅

NPI Profile Active September 08, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location September 08, 2016

Registered at 259 E ERIE ST, 17TH FLOOR, CHICAGO, IL 606112987 (Tel: 3129264343)

📍

Updated Business Mailing Address September 08, 2016

Registered at 259 E ERIE ST, 17TH FLOOR, CHICAGO, IL 606112987

👤

Provider Name / Credentials Updated September 08, 2016

Recorded as JILLIAN ERLANDER

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 08, 2016

Nurse Practitioner (License #209010860 in IL)

🟢

Initial NPI Registration & Enumeration October 25, 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: 1306274535

Entity Type:

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

Enumeration Date: October 25, 2013

Last Update: February 11, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

259 E Erie St, 17th Floor

Chicago, IL 606112987

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.