Active NPI 1518411081 Individual Practitioner Female Practitioner

Geraldine Holtz , NP

Nurse Practitioner • Mchenry, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Geraldine Holtz, NP is a certified Nurse Practitioner practicing in Mchenry, IL. With approximately 10 years of clinical experience since completing medical education in 2016, Geraldine Holtz delivers high-quality medical care to the local community at 4309 W MEDICAL CENTER DR STE B305.

Geraldine Holtz is affiliated with Central Dupage Physician Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with moderate level of medical decision making, if using time, at least, initial hospital care with straightforward or low-level 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

4309 W Medical Center Dr Ste B305

Mchenry, IL 600508418

Telephone 8478027400

Medicare Profile & Education

Medical School

Other

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Mchenry, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

10 Yrs +0.8 yrs vs City Avg

City Avg: 9.2 Yrs

State Avg: 10.4 Yrs

Regional Practice Density

42 Specialists

Practicing in Mchenry, IL (4929 Statewide)

Telehealth Adoption Rate

28.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

52.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Holtz (10 Years) 10 Yrs

Mchenry Specialty Average (9.2 Years) 9.2 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	165	109	$145.00	$66.86
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	34	31	$205.00	$100.69

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	161	110	$145.00	$65.71
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	35	28	$205.00	$98.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	278	128	$205.00	$84.62
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	91	68	$145.00	$57.87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	45	45	$372.00	$165.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	518	213	$205.00	$85.69
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	242	158	$145.00	$59.72
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	116	115	$372.00	$167.58
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$264.38	$113.99
99231 Follow-up hospital inpatient care per day, typically 15 minutes	13	12	$102.00	$32.14

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	592	240	$96.01	$61.02
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	79	64	$128.67	$87.98
99291 Critical care, first 30-74 minutes	26	24	$406.54	$190.66
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$278.71	$171.17

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	810	353	$95.00	$60.85
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	105	83	$115.00	$87.27
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	51	50	$250.00	$169.81
99291 Critical care, first 30-74 minutes	42	39	$350.00	$188.35

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	708	295	$95.00	$60.24
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	128	122	$250.00	$168.04
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	95	82	$115.00	$85.59
99291 Critical care, first 30-74 minutes	46	37	$350.00	$185.60

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	459	257	$95.00	$60.05
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	81	65	$115.00	$86.41
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	66	65	$250.00	$169.93

Medical Specialties & State Licenses

CMS Verified: 2020-09-03

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License IL 209014862

(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.

Nurse Practitioner - Family

NUCC Taxonomy Code: 363LF0000X

State License IL 209.014862

Definition to come...

Hospital & Practice Group Affiliations

Central Dupage Physician Group

4309 W Medical Ctr Dr, Mchenry, IL 600508419

Phone: 8153386600

Secondary Practice Locations

10350 Haligus Rd Ste C

Huntley, IL 601429545

Phone: 8478027400

Practice Associates & Co-Workers

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

10 Associated Practitioners

Magaly Nickles , APN

Nurse Practitioner

NPI 1033543129

Advanced Practice Nurse

Dr. Kelly Donohue , MD

Psychiatry & Neurology - Neurocritical Care

NPI 1083141238

Doctor of Medicine (M.D.)

Dr. Jawad Hussain , MD

Internal Medicine - Critical Care Medicine

NPI 1154620771

Doctor of Medicine (M.D.)

Margaret Gaynor , APRN, CNP

Nurse Practitioner

NPI 1164890869

Advanced Practice Registered Nurse, Certified Nurse Practitioner

James Burton , APRN, CNP

Nurse Practitioner

NPI 1336852110

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Dr. Daniel Nepomuceno , MD

Internal Medicine - Pulmonary Disease

NPI 1366435513

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location September 03, 2020

Registered at 4309 W MEDICAL CENTER DR STE B305, MCHENRY, IL 600508418 (Tel: 8478027400)

📍

Updated Business Mailing Address September 03, 2020

Registered at 4309 W MEDICAL CENTER DR STE B305, MCHENRY, IL 600508418 (Tel: 8478027400)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 03, 2020

Nurse Practitioner (License #209014862 in IL)

✅

NPI Profile Active September 27, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location September 27, 2016

Registered at 1545 ROLLING HILLS DR, CRYSTAL LAKE, IL 600142943 (Tel: 8472084688)

📍

Updated Business Mailing Address September 27, 2016

Registered at 1545 ROLLING HILLS DR, CRYSTAL LAKE, IL 600142943 (Tel: 8472084688)

👤

Provider Name / Credentials Updated September 27, 2016

Recorded as GERALDINE HOLTZ, NP

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 27, 2016

Nurse Practitioner (License #209.014862 in IL)

🟢

Initial NPI Registration & Enumeration August 12, 2016

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Geraldine Holtz. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1518411081

Entity Type:

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

Enumeration Date: August 12, 2016

Last Update: September 03, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4309 W Medical Center Dr Ste B305

Mchenry, IL 600508418

Phone: 8478027400

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.