Active NPI 1811307614 Individual Practitioner Female Practitioner

Barbara J Hardt , APRN

Nurse Practitioner - Gerontology • Chicago, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Barbara Hardt, APRN is a certified Nurse Practitioner - Gerontology practicing in Chicago, IL. With approximately 13 years of clinical experience since graduating from Rush Medical College Of Rush University in 2013, Barbara Hardt delivers high-quality medical care to the local community at 2627 W CERMAK RD.

Barbara Hardt is affiliated with Oak Street Health Physicians Group Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include telephone medical discussion with physician, established patient outpatient office visit, insertion of needle into vein for collection of blood sample. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2627 W Cermak Rd

Chicago, IL 606083514

Telephone 7733893000

Fax 7733893333

Associated Practice Facility / Clinic

🏢 Absolutecare Of Illinois, Pllc Facility NPI 1407674104

Medicare Profile & Education

Medical School

Rush Medical College Of Rush University

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner - Gerontology in Chicago, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs +3.4 yrs vs City Avg

City Avg: 9.6 Yrs

State Avg: 9.0 Yrs

Regional Practice Density

68 Specialists

Practicing in Chicago, IL (294 Statewide)

Telehealth Adoption Rate

16.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

31.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Hardt (13 Years) 13 Yrs

Chicago Specialty Average (9.6 Years) 9.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2020)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99442 Telephone medical discussion with physician, 11-20 minutes	35	25	$56.00	$55.57
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	22	18	$84.80	$40.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	80	46	$85.38	$40.23
36415 Insertion of needle into vein for collection of blood sample	61	49	$6.00	$2.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	54	34	$214.04	$97.79
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	24	24	$225.14	$103.89
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	22	$287.73	$131.06
93000 Routine ekg using at least 12 leads including interpretation and report	22	21	$32.86	$15.50
83036 Hemoglobin A1C level	20	20	$23.86	$10.57
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$321.58	$149.58

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	128	59	$229.44	$96.39
83036 Hemoglobin A1C level	64	45	$26.64	$11.59
36415 Insertion of needle into vein for collection of blood sample	53	42	$6.00	$2.91
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	53	43	$309.84	$126.30
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	42	42	$354.88	$149.36
93000 Routine ekg using at least 12 leads including interpretation and report	17	16	$36.74	$14.80
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	13	13	$366.98	$141.59
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	12	12	$246.14	$104.13

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	97	47	$229.42	$96.05
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	71	48	$309.84	$129.72
36415 Insertion of needle into vein for collection of blood sample	67	51	$6.00	$2.94
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$234.44	$98.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$354.88	$148.60
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	22	22	$447.54	$187.16
83036 Hemoglobin A1C level	20	17	$26.64	$13.05
G0008 Administration of influenza virus vaccine	14	14	$53.10	$26.42
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	13	13	$246.14	$103.31
94010 Test to measure expiratory airflow and volume	13	13	$76.16	$31.93
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$366.98	$152.36

Medical Specialties & State Licenses

CMS Verified: 2026-01-29

Nurse Practitioner - Gerontology Primary Specialty

NUCC Taxonomy Code: 363LG0600X

State License IL 277.003473

Definition to come...

Hospital & Practice Group Affiliations

Oak Street Health Physicians Group Pc

3433 W Madison St, Chicago, IL 606242895

Phone: 7732422299

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. Michael Richman , MD

Internal Medicine

NPI 1033452966

Doctor of Medicine (M.D.)

Jenanne Luse , APRN

Nurse Practitioner

NPI 1114535135

Advanced Practice Registered Nurse

Priscilla Rivera , APRN

Nurse Practitioner - Adult Health

NPI 1205116282

Advanced Practice Registered Nurse

Dr. Erin Craft-Otterbacher , DNP, FNP-C

Nurse Practitioner - Family

NPI 1457903593

Doctor of Nursing Practice, Family Nurse Practitioner (Certified)

Luis Resendiz , LCPC

Counselor - Mental Health

NPI 1639914492

Licensed Clinical Professional Counselor

Career & Practice History Timeline

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

13 Historical Events

📍

Updated Practice Location January 29, 2026

Registered at 2627 W CERMAK RD, CHICAGO, IL 606083514 (Tel: 7733893000)

📍

Updated Business Mailing Address January 29, 2026

Registered at 2627 W CERMAK RD, CHICAGO, IL 606083514 (Tel: 7733893000)

👤

Provider Name / Credentials Updated January 29, 2026

Recorded as BARBARA HARDT, APRN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 21, 2025

Nurse Practitioner (License #277.003473 in IL)

📍

Updated Business Mailing Address June 06, 2025

Registered at PO BOX 746715, ATLANTA, GA 303746715 (Tel: 7733521515)

📍

Updated Business Mailing Address November 08, 2024

Registered at PO BOX 746721, ATLANTA, GA 303746721 (Tel: 7733521515)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 08, 2024

Nurse Practitioner (License #209.011540 in IL)

✅

NPI Profile Active August 13, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location August 13, 2015

Registered at 3433 W MADISON ST, CHICAGO, IL 606242895 (Tel: 7732422299)

📍

Updated Business Mailing Address August 13, 2015

Registered at 213 N RACINE AVE, 100, CHICAGO, IL 606071644 (Tel: 3127339730)

👤

Provider Name / Credentials Updated August 13, 2015

Recorded as BARBARA HARDT, NP

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 13, 2015

Nurse Practitioner (License #AG0414003 in IL)

🟢

Initial NPI Registration & Enumeration May 01, 2014

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: 1811307614

Entity Type:

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

Enumeration Date: May 01, 2014

Last Update: January 29, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2627 W Cermak Rd

Chicago, IL 606083514

Phone: 7733893000

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.