Active NPI 1679617716 Individual Practitioner Male Practitioner

Dr. Gerald James Gamalski , MD

Internal Medicine • Gurnee, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Gerald Gamalski, MD is a certified Internal Medicine practicing in Gurnee, IL. With approximately 22 years of clinical experience since graduating from Loyola University Of Chicago, Stritch School Of Medicine in 2004, Dr. Gamalski delivers high-quality medical care to the local community at 731 S ILLINOIS ROUTE 21.

Dr. Gamalski maintains professional affiliations with Endeavor Health Medical Group, Advantage Physical Therapy And Sports Rehab, Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

731 S Illinois Route 21
Suite 130

Gurnee, IL 600313813

Telephone 8475663337

Fax 8478163166

Associated Practice Facility / Clinic

🏢 Deerpath Physicians Group Ltd Facility NPI 1942489075

Medicare Profile & Education

Medical School

Loyola University Of Chicago, Stritch School Of Medicine

Graduation Year

2004

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Gurnee, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

22 Yrs -8.6 yrs vs City Avg

City Avg: 30.6 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

30 Specialists

Practicing in Gurnee, IL (7544 Statewide)

Telehealth Adoption Rate

36.7% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

53.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Gamalski (22 Years) 22 Yrs

Gurnee Specialty Average (30.6 Years) 30.6 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
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	345	345	$283.00	$136.74
99213 Established patient office or other outpatient visit, typically 15 minutes	218	175	$77.29	$68.82
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	202	157	$154.24	$100.92
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	116	94	$35.00	$17.09
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	49	48	$32.00	$8.34
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	42	34	$269.00	$150.05
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	33	33	$404.00	$136.03
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	21	19	$195.00	$56.22
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes	21	17	$44.00	$13.32
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	20	20	$381.00	$173.44
G0296 Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)	15	15	$30.00	$26.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	312	312	$283.00	$136.48
99213 Established patient office or other outpatient visit, typically 15 minutes	256	191	$77.55	$69.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	203	145	$155.46	$101.89
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	50	50	$381.00	$174.72
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	34	33	$32.00	$8.48
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	33	29	$195.00	$55.10
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	22	22	$404.00	$137.78
99442 Telephone medical discussion with physician, 11-20 minutes	17	15	$197.00	$69.36
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	16	$269.00	$150.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	287	203	$64.69	$61.95
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	269	269	$263.38	$139.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	248	159	$134.14	$102.84
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	42	42	$32.00	$8.66
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	39	36	$209.00	$56.52
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	36	36	$381.00	$177.74
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	29	29	$404.00	$141.24
99442 Telephone medical discussion with physician, 11-20 minutes	20	11	$175.55	$70.33
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	19	$204.68	$154.62
99495 Transitional care management services for problem of at least moderate complexity	15	15	$408.80	$151.62
99496 Transitional care management services for problem of high complexity	14	12	$543.86	$204.97

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	320	186	$126.35	$105.74
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	292	292	$254.00	$142.27
99213 Established patient office or other outpatient visit, typically 15 minutes	285	192	$63.85	$58.87
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	42	42	$381.00	$179.60
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	35	35	$32.00	$8.80
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	28	22	$180.11	$151.61
99442 Telephone medical discussion with physician, 11-20 minutes	27	18	$164.00	$72.33
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	27	23	$216.00	$56.81
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	17	17	$404.00	$143.49
99495 Transitional care management services for problem of at least moderate complexity	12	11	$299.83	$141.92

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	313	192	$124.90	$84.69
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	241	241	$254.00	$124.51
99213 Established patient office or other outpatient visit, typically 15 minutes	112	91	$62.25	$55.44
G0513 Prolonged preventive service(s) (beyond the typical service time of the primary procedure), in the office or other outpatient setting requiring direct patient contact beyond the usual service; first 30 minutes (list separately in addition to code for preve	57	57	$143.00	$65.89
99443 Telephone medical discussion with physician, 21-30 minutes	46	36	$201.13	$84.28
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	43	43	$381.00	$183.28
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	32	31	$32.00	$9.12
99442 Telephone medical discussion with physician, 11-20 minutes	28	23	$111.50	$55.32
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	25	25	$404.00	$130.61
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	20	$173.30	$119.85
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	15	14	$216.00	$57.41

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	321	191	$123.73	$83.49
G0513 Prolonged preventive service(s) (beyond the typical service time of the primary procedure), in the office or other outpatient setting requiring direct patient contact beyond the usual service; first 30 minutes (list separately in addition to code for preve	302	302	$143.00	$65.03
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	249	249	$254.00	$123.45
99213 Established patient office or other outpatient visit, typically 15 minutes	114	102	$60.07	$54.02
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	43	43	$381.00	$177.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	37	29	$173.00	$117.85
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	34	34	$32.00	$8.99
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	23	23	$391.16	$133.11
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	17	17	$216.00	$56.60

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	292	174	$123.38	$82.28
G0513 Prolonged preventive service(s) (beyond the typical service time of the primary procedure), in the office or other outpatient setting requiring direct patient contact beyond the usual service; first 30 minutes (list separately in addition to code for preve	256	256	$143.00	$63.96
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	213	213	$252.74	$122.44
99213 Established patient office or other outpatient visit, typically 15 minutes	140	115	$58.84	$53.86
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	52	52	$381.00	$176.58
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	26	26	$404.00	$132.67
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	16	16	$32.00	$8.89
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	15	12	$216.00	$56.56
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	11	$171.92	$116.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	357	274	$59.78	$53.45
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	338	188	$123.73	$82.15
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	165	165	$251.37	$121.30
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	64	64	$381.00	$178.71
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	33	33	$32.00	$8.88
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	20	20	$404.00	$132.70
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	17	17	$216.00	$56.55
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	15	$171.00	$116.71
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$252.00	$137.61

Medical Specialties & State Licenses

CMS Verified: 2021-02-16

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036117567

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036117567 (IL)

Commercial Insurance / Payer ID Blue Cross Blue Shield Il

04930281 (IL)

Commercial Insurance / Payer ID Medicare

916950 (IL)

Hospital & Practice Group Affiliations

Endeavor Health Medical Group

2650 Ridge Ave, Evanston, IL 602011700

Advantage Physical Therapy And Sports Rehab, Llc

7137 236th Ave, Salem, WI 531688975

Phone: 2629255060

Practice Associates & Co-Workers

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

11 Associated Practitioners

Michelle Ortega , APN, CNP

Nurse Practitioner

NPI 1073531547

Advanced Practice Nurse, Certified Nurse Practitioner

Dr. Claudia Tiwet , MD

Internal Medicine

NPI 1114094646

Doctor of Medicine (M.D.)

Dr. Stacy Panozzo , DO

Internal Medicine

NPI 1316292592

Doctor of Osteopathic Medicine (D.O.)

Dr. Edward Badal , MD

Internal Medicine

NPI 1497070940

Doctor of Medicine (M.D.)

Dr. Chae Han - Chang , MD

Internal Medicine

NPI 1588777122

Doctor of Medicine (M.D.)

Dr. Regan Christopoulos , MD

Internal Medicine

NPI 1740231596

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active August 26, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location August 26, 2008

Registered at 731 S ILLINOIS ROUTE 21, SUITE 130, GURNEE, IL 600313813 (Tel: 8475663337)

📍

Updated Business Mailing Address August 26, 2008

Registered at 731 S ILLINOIS ROUTE 21, SUITE 130, GURNEE, IL 600313813 (Tel: 8475663337)

👤

Provider Name / Credentials Updated August 26, 2008

Recorded as GERALD GAMALSKI, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 26, 2008

Internal Medicine (License #036117567 in IL)

🟢

Initial NPI Registration & Enumeration February 19, 2007

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: 1679617716

Entity Type:

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

Enumeration Date: February 19, 2007

Last Update: February 16, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

731 S Illinois Route 21, Suite 130

Gurnee, IL 600313813

Phone: 8475663337

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

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