Active NPI 1255310736 Individual Practitioner Male Practitioner

Dr. Harry Siavelis , MD

Surgery • Elmhurst, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Harry Siavelis, MD is a certified Surgery practicing in Elmhurst, IL. With approximately 33 years of clinical experience since completing medical education in 1993, Dr. Siavelis delivers high-quality medical care to the local community at 1200 S YORK RD.

Dr. Siavelis is affiliated with Dupage Medical Group Ltd and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, initial hospital care with moderate level of 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

1200 S York Rd
Suite 4220

Elmhurst, IL 601265626

Telephone 6307588838

Fax 6307588846

Associated Practice Facility / Clinic

🏢 Elmhurst Outpatient Surgery Center Llc Facility NPI 1720085384

Medicare Profile & Education

Medical School

Other

Graduation Year

1993

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Elmhurst, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

33 Yrs +2.5 yrs vs City Avg

City Avg: 30.5 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

11 Specialists

Practicing in Elmhurst, IL (1624 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

64.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Siavelis (33 Years) 33 Yrs

Elmhurst Specialty Average (30.5 Years) 30.5 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
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	73	73	$359.00	$172.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	37	$229.00	$131.79
99213 Established patient office or other outpatient visit, typically 15 minutes	31	27	$157.00	$93.58
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$235.00	$115.50
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	24	22	$431.00	$175.83
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	23	23	$443.00	$227.71
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	16	$307.00	$185.53
36415 Insertion of needle into vein for collection of blood sample	16	16	$20.00	$8.65
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	16	16	$2900.00	$773.62
49505 Repair of groin hernia (5 years or older)	14	14	$1814.00	$563.83
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	11	$94.00	$58.33

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	78	78	$359.00	$172.34
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	48	19	$151.00	$81.70
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	46	38	$229.00	$132.73
99213 Established patient office or other outpatient visit, typically 15 minutes	33	30	$157.00	$93.91
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	32	29	$431.00	$179.15
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	28	16	$218.00	$122.91
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$235.00	$117.71
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	23	23	$2950.43	$784.22
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	16	16	$443.00	$228.67
36415 Insertion of needle into vein for collection of blood sample	14	13	$20.00	$8.40
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	12	$94.00	$59.00
49650 Repair of groin hernia using an endoscope	12	12	$2736.67	$576.67
49505 Repair of groin hernia (5 years or older)	11	11	$1814.00	$571.12
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$295.00	$134.96

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	67	29	$151.00	$72.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$359.00	$172.73
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$235.00	$119.58
99213 Established patient office or other outpatient visit, typically 15 minutes	25	23	$157.00	$94.34
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	24	$431.00	$204.95
99231 Follow-up hospital inpatient care per day, typically 15 minutes	24	15	$83.00	$40.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	20	$229.00	$134.51
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	23	16	$218.00	$93.38
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$295.00	$133.13
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$443.00	$233.85

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	48	24	$151.00	$76.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	44	44	$359.00	$181.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	27	$229.00	$139.40
99213 Established patient office or other outpatient visit, typically 15 minutes	32	29	$157.00	$98.40
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	30	27	$431.00	$212.39
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	26	17	$218.00	$109.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$235.00	$121.49
U0003 Infectious agent detection by nucleic acid (dna or rna); severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]), amplified probe technique, making use of high throughput technologies as described by cms-2020-01-r	20	20	$300.00	$75.00
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	18	18	$2940.28	$796.29
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	17	17	$43.00	$24.57

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	79	31	$151.00	$77.61
99213 Established patient office or other outpatient visit, typically 15 minutes	47	33	$157.00	$80.68
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	46	25	$218.00	$111.96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	42	38	$431.00	$217.72
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$359.00	$172.22
99231 Follow-up hospital inpatient care per day, typically 15 minutes	25	12	$83.00	$42.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	17	$229.00	$116.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$235.00	$116.18
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	14	14	$2900.00	$831.11
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$443.00	$224.01

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	61	34	$151.00	$77.33
99213 Established patient office or other outpatient visit, typically 15 minutes	41	31	$157.00	$78.96
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	37	19	$218.00	$110.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	30	$229.00	$115.42
99231 Follow-up hospital inpatient care per day, typically 15 minutes	32	17	$83.00	$41.97
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$235.00	$115.92
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	28	28	$431.00	$215.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$359.00	$175.49
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$295.00	$146.00
49505 Repair of groin hernia (5 years or older)	12	11	$1965.17	$592.90
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$443.00	$220.51

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	59	28	$151.00	$76.49
99213 Established patient office or other outpatient visit, typically 15 minutes	44	33	$157.00	$76.73
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	36	$229.00	$113.03
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	33	15	$218.00	$109.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$235.00	$114.41
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$359.00	$173.76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	23	$295.00	$144.16
99231 Follow-up hospital inpatient care per day, typically 15 minutes	21	13	$83.00	$41.33
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	18	18	$431.00	$213.51
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	18	18	$2900.00	$797.67
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	13	$94.00	$45.08
49505 Repair of groin hernia (5 years or older)	16	16	$1927.38	$568.63
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$219.00	$107.51

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	130	49	$151.00	$75.18
99231 Follow-up hospital inpatient care per day, typically 15 minutes	105	37	$83.00	$41.07
99213 Established patient office or other outpatient visit, typically 15 minutes	59	47	$157.00	$76.61
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	47	45	$295.00	$142.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	43	33	$229.00	$112.57
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	38	23	$218.00	$109.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$359.00	$173.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$235.00	$114.54
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	26	25	$431.00	$213.19
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	$443.00	$217.88
99221 Initial hospital inpatient care per day, typically 30 minutes	15	15	$219.00	$107.61
49505 Repair of groin hernia (5 years or older)	15	15	$1934.93	$584.03
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$307.00	$151.78
36561 Insertion of central venous catheter and implanted device for infusion beneath the skin, patient 5 years or older	12	12	$3747.00	$377.25
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	12	12	$353.00	$20.10

Medical Specialties & State Licenses

CMS Verified: 2023-08-22

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036091964

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036091964 (IL)

Commercial Insurance / Payer ID Railroad Medicare

020050266

Hospital & Practice Group Affiliations

Dupage Medical Group Ltd

430 Pennsylvania Ave, Glen Ellyn, IL 601374464

Phone: 6304699200

Dupage Medical Group Ltd

40 S Clay St, Hinsdale, IL 605213257

Dupage Medical Group Ltd

1325 N Meacham Rd, Schaumburg, IL 601734824

Phone: 6304699200

Dupage Medical Group Ltd

17495 La Grange Rd, Tinley Park, IL 604877581

Phone: 7082267000

Dupage Medical Group Ltd

1801 S Highland Ave, Lombard, IL 601484932

Phone: 6306274722

Dupage Medical Group Ltd

30 Stratford Dr, Bloomingdale, IL 601082201

Phone: 6308932210

Dupage Medical Group Ltd

430 Warrenville Rd, Lisle, IL 605321348

Phone: 6304326180

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. John Hamby , MD

Surgery

NPI 1134108657

Doctor of Medicine (M.D.)

Dr. Michael Martirano , MD

Surgery

NPI 1841279387

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address August 22, 2023

Registered at PO BOX 713260, CHICAGO, IL 606771260 (Tel: 6304699200)

✅

NPI Profile Active January 07, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location January 07, 2014

Registered at 1200 S YORK RD, SUITE 4220, ELMHURST, IL 601265626 (Tel: 6307588838)

📍

Updated Business Mailing Address January 07, 2014

Registered at 1860 PAYSPHERE CIR, CHICAGO, IL 606740018 (Tel: 6307588838)

👤

Provider Name / Credentials Updated January 07, 2014

Recorded as HARRY SIAVELIS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 07, 2014

Surgery (License #036091964 in IL)

🟢

Initial NPI Registration & Enumeration January 12, 2006

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: 1255310736

Entity Type:

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

Enumeration Date: January 12, 2006

Last Update: August 22, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 713260

Chicago, IL 606771260

Phone: 6304699200

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.